{"query":{"parameter":"chromium vi","place":"US-ND","medium":null,"statistic":null,"kind":null},"searched":{"places":["US-ND","US"],"parameter_keys":["cas:18540-29-9","name:chromium (vi) (freshwater) chromium (vi) marine","cas:7440-47-3","name:chromium (+6)","name:chromium +6","name:chromium +6, total"],"names_matched":[["chromium vi","cas:18540-29-9"],["chromium vi freshwater chromium vi marine","name:chromium (vi) (freshwater) chromium (vi) marine"],["chromium 6","cas:7440-47-3","chromium 6"],["chromium 6","name:chromium (+6)","chromium 6"],["chromium 6","name:chromium +6","chromium 6"],["chromium 6 total","name:chromium +6, total","chromium 6"],["chromium 6 total recoverable","name:chromium (+6)","chromium 6"]],"match":"exact+contains","order":"The place's own instruments first, then each place above it, each in its register's order; rows for a marine receiving water after the rest, as none of the place's own rows names a marine, salt, estuarine, coastal or ocean water","not_sent":{"rows":2520,"names":["Chromium","Chromium (total)","Total chromium","Total Chromium","Chromium (Total)","Chromium (T)","Cr","Chromium, total"],"says":"2520 rows share a parameter key with a longer name holding \"chromium vi\" but are printed under names without these words (that key is wider than the name): not sent. Ask for one by its name or CAS number."}},"total":151,"offset":0,"returned":50,"next_offset":50,"rows":[{"id":"bc992194fc7bc025","parameter":"Chromium (VI) (total recoverable)","value":"16","value_num":16,"unit":"µg/L","statistic":"hourly_avg","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:18540-29-9","place":["US-ND"],"conditions":["receiving_water is freshwater","aquatic life: classes I, IA, II and III streams, classified lakes and reservoirs"],"cite":{"instrument":"us_nd_wqs","title":"North Dakota Standards of Quality for Waters of the State (N.D. Admin. Code ch. 33.1-16-02.1): Table 1 maximum limits by stream class and Table 2 water quality criteria","issuer":"State of North Dakota, Department of Environmental Quality","edition":"N.D. Admin. Code ch. 33.1-16-02.1, effective January 1, 2019, amended January 1, 2024, as US EPA posts it in effect for CWA purposes (EPA approved the 2024 amendments March 4, 2024; the chronic mercury criterion 0.012 µg/L stays in effect after EPA's July 15, 2022 disapproval of 0.88 µg/L)","source_url":"https://www.epa.gov/sites/default/files/2015-09/documents/ndwqs.pdf","source_sha256":"c16e38155ad97d62102ffd2e2f78f595a0a6304d3ef6fd214f449cce4819a4b4","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"N.D. Admin. Code 33.1-16-02.1-09 Table 2","page":17,"quote":"18540-29-9 Chromium (VI) 16 11 100(total)7"}},{"id":"933eb4967c4855eb","parameter":"Chromium (VI) (total recoverable)","value":"11","value_num":11,"unit":"µg/L","statistic":"four_day_avg","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:18540-29-9","place":["US-ND"],"conditions":["receiving_water is freshwater","aquatic life: classes I, IA, II and III streams, classified lakes and reservoirs"],"cite":{"instrument":"us_nd_wqs","title":"North Dakota Standards of Quality for Waters of the State (N.D. Admin. Code ch. 33.1-16-02.1): Table 1 maximum limits by stream class and Table 2 water quality criteria","issuer":"State of North Dakota, Department of Environmental Quality","edition":"N.D. Admin. Code ch. 33.1-16-02.1, effective January 1, 2019, amended January 1, 2024, as US EPA posts it in effect for CWA purposes (EPA approved the 2024 amendments March 4, 2024; the chronic mercury criterion 0.012 µg/L stays in effect after EPA's July 15, 2022 disapproval of 0.88 µg/L)","source_url":"https://www.epa.gov/sites/default/files/2015-09/documents/ndwqs.pdf","source_sha256":"c16e38155ad97d62102ffd2e2f78f595a0a6304d3ef6fd214f449cce4819a4b4","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"N.D. Admin. Code 33.1-16-02.1-09 Table 2","page":17,"quote":"18540-29-9 Chromium (VI) 16 11 100(total)7"}},{"id":"02b9044016bc861e","parameter":"Chromium (VI) (total)","value":"100(total)","value_num":100,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:18540-29-9","place":["US-ND"],"conditions":["receiving_water is freshwater","human health: class I, IA and II streams and the classified lakes and reservoirs of appendix II (stream class: appendix I)"],"cite":{"instrument":"us_nd_wqs","title":"North Dakota Standards of Quality for Waters of the State (N.D. Admin. Code ch. 33.1-16-02.1): Table 1 maximum limits by stream class and Table 2 water quality criteria","issuer":"State of North Dakota, Department of Environmental Quality","edition":"N.D. Admin. Code ch. 33.1-16-02.1, effective January 1, 2019, amended January 1, 2024, as US EPA posts it in effect for CWA purposes (EPA approved the 2024 amendments March 4, 2024; the chronic mercury criterion 0.012 µg/L stays in effect after EPA's July 15, 2022 disapproval of 0.88 µg/L)","source_url":"https://www.epa.gov/sites/default/files/2015-09/documents/ndwqs.pdf","source_sha256":"c16e38155ad97d62102ffd2e2f78f595a0a6304d3ef6fd214f449cce4819a4b4","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"N.D. Admin. Code 33.1-16-02.1-09 Table 2","page":17,"quote":"18540-29-9 Chromium (VI) 16 11 100(total)7"}},{"id":"586a491f98bacb89","parameter":"Hexavalent chromium","value":"0.25","value_num":0.25,"unit":"mg/L","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"sewer","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is sewer","cites is 40 CFR 415","the discharge is of the Subpart L—Potassium Dichromate Production Subcategory","existing sources (PSES)","table: Subpart L—Potassium Dichromate"],"cite":{"instrument":"us_40cfr415","title":"40 CFR Part 415 — PART 415—INORGANIC CHEMICALS MANUFACTURING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-08-01","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-01/title-40.xml?part=415","source_sha256":"ebf67428a51e85f12785b92d537e6878c5f9838c87722ac2db82b3db673d1e23","fetched_at":"2026-09-24","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 415.124 (PSES)","page":null,"quote":"Hexavalent chromium 0.25 0.090"}},{"id":"80c65545de24faef","parameter":"Hexavalent chromium","value":"0.090","value_num":0.09,"unit":"mg/L","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"sewer","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is sewer","cites is 40 CFR 415","the discharge is of the Subpart L—Potassium Dichromate Production Subcategory","existing sources (PSES)","table: Subpart L—Potassium Dichromate"],"cite":{"instrument":"us_40cfr415","title":"40 CFR Part 415 — PART 415—INORGANIC CHEMICALS MANUFACTURING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-08-01","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-01/title-40.xml?part=415","source_sha256":"ebf67428a51e85f12785b92d537e6878c5f9838c87722ac2db82b3db673d1e23","fetched_at":"2026-09-24","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 415.124 (PSES)","page":null,"quote":"Hexavalent chromium 0.25 0.090"}},{"id":"44301cb82638239a","parameter":"Hexavalent Chromium","value":"0.00090","value_num":0.0009,"unit":"Kg/kkg (or pounds per 1,000 lb) of product","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is direct","cites is 40 CFR 415","the discharge is of the Subpart Q—Sodium Dichromate and Sodium Sulfate Production Subcategory","existing sources (BPT)","table: Subpart Q—Sodium Dichromate"],"cite":{"instrument":"us_40cfr415","title":"40 CFR Part 415 — PART 415—INORGANIC CHEMICALS MANUFACTURING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-08-01","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-01/title-40.xml?part=415","source_sha256":"ebf67428a51e85f12785b92d537e6878c5f9838c87722ac2db82b3db673d1e23","fetched_at":"2026-09-24","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 415.172 (BPT)","page":null,"quote":"Hexavalent Chromium 0.00090 0.00050"}},{"id":"e684d0fc30e3fb2e","parameter":"Hexavalent Chromium","value":"0.00050","value_num":0.0005,"unit":"Kg/kkg (or pounds per 1,000 lb) of product","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is direct","cites is 40 CFR 415","the discharge is of the Subpart Q—Sodium Dichromate and Sodium Sulfate Production Subcategory","existing sources (BPT)","table: Subpart Q—Sodium Dichromate"],"cite":{"instrument":"us_40cfr415","title":"40 CFR Part 415 — PART 415—INORGANIC CHEMICALS MANUFACTURING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-08-01","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-01/title-40.xml?part=415","source_sha256":"ebf67428a51e85f12785b92d537e6878c5f9838c87722ac2db82b3db673d1e23","fetched_at":"2026-09-24","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 415.172 (BPT)","page":null,"quote":"Hexavalent Chromium 0.00090 0.00050"}},{"id":"e4dade62badb7d43","parameter":"Hexavalent Chromium","value":"0.11","value_num":0.11,"unit":"mg/L","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"sewer","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is sewer","cites is 40 CFR 415","the discharge is of the Subpart Q—Sodium Dichromate and Sodium Sulfate Production Subcategory","new sources (PSNS)","table: Subpart Q—Sodium Dichromate"],"cite":{"instrument":"us_40cfr415","title":"40 CFR Part 415 — PART 415—INORGANIC CHEMICALS MANUFACTURING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-08-01","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-01/title-40.xml?part=415","source_sha256":"ebf67428a51e85f12785b92d537e6878c5f9838c87722ac2db82b3db673d1e23","fetched_at":"2026-09-24","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 415.176 (PSNS)","page":null,"quote":"Hexavalent Chromium 0.11 0.060"}},{"id":"3db527f50ed7c0c9","parameter":"Hexavalent Chromium","value":"0.060","value_num":0.06,"unit":"mg/L","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"sewer","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is sewer","cites is 40 CFR 415","the discharge is of the Subpart Q—Sodium Dichromate and Sodium Sulfate Production Subcategory","new sources (PSNS)","table: Subpart Q—Sodium Dichromate"],"cite":{"instrument":"us_40cfr415","title":"40 CFR Part 415 — PART 415—INORGANIC CHEMICALS MANUFACTURING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-08-01","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-01/title-40.xml?part=415","source_sha256":"ebf67428a51e85f12785b92d537e6878c5f9838c87722ac2db82b3db673d1e23","fetched_at":"2026-09-24","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 415.176 (PSNS)","page":null,"quote":"Hexavalent Chromium 0.11 0.060"}},{"id":"ac5fe4fc7e451cb8","parameter":"Hexavalent Chromium","value":"0.25","value_num":0.25,"unit":"mg/L","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"sewer","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is sewer","cites is 40 CFR 415","the discharge is of the Subpart AL—Ferric Chloride Production Subcategory","existing sources (PSES)","table: Subpart AL—Ferric Chloride"],"cite":{"instrument":"us_40cfr415","title":"40 CFR Part 415 — PART 415—INORGANIC CHEMICALS MANUFACTURING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-08-01","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-01/title-40.xml?part=415","source_sha256":"ebf67428a51e85f12785b92d537e6878c5f9838c87722ac2db82b3db673d1e23","fetched_at":"2026-09-24","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 415.384 (PSES)","page":null,"quote":"Hexavalent Chromium 0.25 0.09"}},{"id":"bbc4a35bef16796d","parameter":"Hexavalent Chromium","value":"0.09","value_num":0.09,"unit":"mg/L","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"sewer","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is sewer","cites is 40 CFR 415","the discharge is of the Subpart AL—Ferric Chloride Production Subcategory","existing sources (PSES)","table: Subpart AL—Ferric Chloride"],"cite":{"instrument":"us_40cfr415","title":"40 CFR Part 415 — PART 415—INORGANIC CHEMICALS MANUFACTURING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-08-01","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-01/title-40.xml?part=415","source_sha256":"ebf67428a51e85f12785b92d537e6878c5f9838c87722ac2db82b3db673d1e23","fetched_at":"2026-09-24","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 415.384 (PSES)","page":null,"quote":"Hexavalent Chromium 0.25 0.09"}},{"id":"8e0092fd8ade30fc","parameter":"Hexavalent chromium","value":"0.028","value_num":0.028,"unit":"kilograms per 1,000 m³ of feedstock","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is direct","cites is 40 CFR 419","the discharge is of the Subpart A—Topping Subcategory","existing sources (BPT)"],"cite":{"instrument":"us_40cfr419","title":"40 CFR Part 419 — PART 419—PETROLEUM REFINING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=419","source_sha256":"3bac23cae59f82ac6f96310d28b2d8904c650932053de79f037f6d4f6d3db849","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 419.12 (BPT)","page":null,"quote":"Hexavalent chromium 0.028 0.012"}},{"id":"5675ce4c2773c41c","parameter":"Hexavalent chromium","value":"0.012","value_num":0.012,"unit":"kilograms per 1,000 m³ of feedstock","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is direct","cites is 40 CFR 419","the discharge is of the Subpart A—Topping Subcategory","existing sources (BPT)"],"cite":{"instrument":"us_40cfr419","title":"40 CFR Part 419 — PART 419—PETROLEUM REFINING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=419","source_sha256":"3bac23cae59f82ac6f96310d28b2d8904c650932053de79f037f6d4f6d3db849","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 419.12 (BPT)","page":null,"quote":"Hexavalent chromium 0.028 0.012"}},{"id":"a5c170365a595d95","parameter":"Hexavalent chromium","value":"0.062","value_num":0.062,"unit":"kilograms per 1,000 m³ of flow","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is direct","cites is 40 CFR 419","the discharge is of the Subpart A—Topping Subcategory","existing sources (BPT)","(2) If contaminated runoff is commingled or treated with process wastewater, or if wastewater consisting solely of contaminated runoff which exceeds 15 mg/l oil and grease or 110 mg/l TOC is not commingled or treated with any other type of wastewater, the quantity of pollutants discharged shall not exceed the quantity determined by multiplying the flow of contaminated runoff as determined by th…"],"cite":{"instrument":"us_40cfr419","title":"40 CFR Part 419 — PART 419—PETROLEUM REFINING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=419","source_sha256":"3bac23cae59f82ac6f96310d28b2d8904c650932053de79f037f6d4f6d3db849","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 419.12 (BPT)","page":null,"quote":"Hexavalent chromium 0.062 0.028"}},{"id":"57a3d27a2709f0fb","parameter":"Hexavalent chromium","value":"0.028","value_num":0.028,"unit":"kilograms per 1,000 m³ of flow","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is direct","cites is 40 CFR 419","the discharge is of the Subpart A—Topping Subcategory","existing sources (BPT)","(2) If contaminated runoff is commingled or treated with process wastewater, or if wastewater consisting solely of contaminated runoff which exceeds 15 mg/l oil and grease or 110 mg/l TOC is not commingled or treated with any other type of wastewater, the quantity of pollutants discharged shall not exceed the quantity determined by multiplying the flow of contaminated runoff as determined by th…"],"cite":{"instrument":"us_40cfr419","title":"40 CFR Part 419 — PART 419—PETROLEUM REFINING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=419","source_sha256":"3bac23cae59f82ac6f96310d28b2d8904c650932053de79f037f6d4f6d3db849","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 419.12 (BPT)","page":null,"quote":"Hexavalent chromium 0.062 0.028"}},{"id":"f7aa6927893b9926","parameter":"Hexavalent chromium","value":"0.0019","value_num":0.0019,"unit":"kilograms per 1,000 cubic meters of feedstock","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is direct","cites is 40 CFR 419","the discharge is of the Subpart A—Topping Subcategory","existing sources (BAT)","(i) For each of the regulated pollutant parameters listed below, the effluent limitation for a given refinery is the sum of the products of each effluent limitation factor times the applicable process feedstock rate, calculated as provided in 40 CFR 122.45(b). Applicable production processes are presented in appendix A, by process type. The process identification numbers presented in this appen…","table row: Crude"],"cite":{"instrument":"us_40cfr419","title":"40 CFR Part 419 — PART 419—PETROLEUM REFINING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=419","source_sha256":"3bac23cae59f82ac6f96310d28b2d8904c650932053de79f037f6d4f6d3db849","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 419.13 (BAT)","page":null,"quote":"Crude 0.0019 0.0009"}},{"id":"a0641b29156d1dcf","parameter":"Hexavalent chromium","value":"0.0009","value_num":0.0009,"unit":"kilograms per 1,000 cubic meters of feedstock","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is direct","cites is 40 CFR 419","the discharge is of the Subpart A—Topping Subcategory","existing sources (BAT)","(i) For each of the regulated pollutant parameters listed below, the effluent limitation for a given refinery is the sum of the products of each effluent limitation factor times the applicable process feedstock rate, calculated as provided in 40 CFR 122.45(b). Applicable production processes are presented in appendix A, by process type. The process identification numbers presented in this appen…","table row: Crude"],"cite":{"instrument":"us_40cfr419","title":"40 CFR Part 419 — PART 419—PETROLEUM REFINING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=419","source_sha256":"3bac23cae59f82ac6f96310d28b2d8904c650932053de79f037f6d4f6d3db849","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 419.13 (BAT)","page":null,"quote":"Crude 0.0019 0.0009"}},{"id":"cb746acdf3ee94fc","parameter":"Hexavalent chromium","value":"0.0218","value_num":0.0218,"unit":"kilograms per 1,000 cubic meters of feedstock","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is direct","cites is 40 CFR 419","the discharge is of the Subpart A—Topping Subcategory","existing sources (BAT)","(i) For each of the regulated pollutant parameters listed below, the effluent limitation for a given refinery is the sum of the products of each effluent limitation factor times the applicable process feedstock rate, calculated as provided in 40 CFR 122.45(b). Applicable production processes are presented in appendix A, by process type. The process identification numbers presented in this appen…","table row: Cracking and coking"],"cite":{"instrument":"us_40cfr419","title":"40 CFR Part 419 — PART 419—PETROLEUM REFINING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=419","source_sha256":"3bac23cae59f82ac6f96310d28b2d8904c650932053de79f037f6d4f6d3db849","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 419.13 (BAT)","page":null,"quote":"Cracking and coking 0.0218 0.0098"}},{"id":"1ddda5fac1059bee","parameter":"Hexavalent chromium","value":"0.0098","value_num":0.0098,"unit":"kilograms per 1,000 cubic meters of feedstock","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is direct","cites is 40 CFR 419","the discharge is of the Subpart A—Topping Subcategory","existing sources (BAT)","(i) For each of the regulated pollutant parameters listed below, the effluent limitation for a given refinery is the sum of the products of each effluent limitation factor times the applicable process feedstock rate, calculated as provided in 40 CFR 122.45(b). Applicable production processes are presented in appendix A, by process type. The process identification numbers presented in this appen…","table row: Cracking and coking"],"cite":{"instrument":"us_40cfr419","title":"40 CFR Part 419 — PART 419—PETROLEUM REFINING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=419","source_sha256":"3bac23cae59f82ac6f96310d28b2d8904c650932053de79f037f6d4f6d3db849","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 419.13 (BAT)","page":null,"quote":"Cracking and coking 0.0218 0.0098"}},{"id":"6861827fb0da18f1","parameter":"Hexavalent chromium","value":"0.0117","value_num":0.0117,"unit":"kilograms per 1,000 cubic meters of feedstock","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is direct","cites is 40 CFR 419","the discharge is of the Subpart A—Topping Subcategory","existing sources (BAT)","(i) For each of the regulated pollutant parameters listed below, the effluent limitation for a given refinery is the sum of the products of each effluent limitation factor times the applicable process feedstock rate, calculated as provided in 40 CFR 122.45(b). Applicable production processes are presented in appendix A, by process type. The process identification numbers presented in this appen…","table row: Asphalt"],"cite":{"instrument":"us_40cfr419","title":"40 CFR Part 419 — PART 419—PETROLEUM REFINING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=419","source_sha256":"3bac23cae59f82ac6f96310d28b2d8904c650932053de79f037f6d4f6d3db849","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 419.13 (BAT)","page":null,"quote":"Asphalt 0.0117 0.0053"}},{"id":"f831dc28ef48615f","parameter":"Hexavalent chromium","value":"0.0053","value_num":0.0053,"unit":"kilograms per 1,000 cubic meters of feedstock","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is direct","cites is 40 CFR 419","the discharge is of the Subpart A—Topping Subcategory","existing sources (BAT)","(i) For each of the regulated pollutant parameters listed below, the effluent limitation for a given refinery is the sum of the products of each effluent limitation factor times the applicable process feedstock rate, calculated as provided in 40 CFR 122.45(b). Applicable production processes are presented in appendix A, by process type. The process identification numbers presented in this appen…","table row: Asphalt"],"cite":{"instrument":"us_40cfr419","title":"40 CFR Part 419 — PART 419—PETROLEUM REFINING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=419","source_sha256":"3bac23cae59f82ac6f96310d28b2d8904c650932053de79f037f6d4f6d3db849","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 419.13 (BAT)","page":null,"quote":"Asphalt 0.0117 0.0053"}},{"id":"52d8f1f5a9e229bf","parameter":"Hexavalent chromium","value":"0.0549","value_num":0.0549,"unit":"kilograms per 1,000 cubic meters of feedstock","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is direct","cites is 40 CFR 419","the discharge is of the Subpart A—Topping Subcategory","existing sources (BAT)","(i) For each of the regulated pollutant parameters listed below, the effluent limitation for a given refinery is the sum of the products of each effluent limitation factor times the applicable process feedstock rate, calculated as provided in 40 CFR 122.45(b). Applicable production processes are presented in appendix A, by process type. The process identification numbers presented in this appen…","table row: Lube"],"cite":{"instrument":"us_40cfr419","title":"40 CFR Part 419 — PART 419—PETROLEUM REFINING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=419","source_sha256":"3bac23cae59f82ac6f96310d28b2d8904c650932053de79f037f6d4f6d3db849","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 419.13 (BAT)","page":null,"quote":"Lube 0.0549 0.0248"}},{"id":"b05e64665a23de5a","parameter":"Hexavalent chromium","value":"0.0248","value_num":0.0248,"unit":"kilograms per 1,000 cubic meters of feedstock","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is direct","cites is 40 CFR 419","the discharge is of the Subpart A—Topping Subcategory","existing sources (BAT)","(i) For each of the regulated pollutant parameters listed below, the effluent limitation for a given refinery is the sum of the products of each effluent limitation factor times the applicable process feedstock rate, calculated as provided in 40 CFR 122.45(b). Applicable production processes are presented in appendix A, by process type. The process identification numbers presented in this appen…","table row: Lube"],"cite":{"instrument":"us_40cfr419","title":"40 CFR Part 419 — PART 419—PETROLEUM REFINING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=419","source_sha256":"3bac23cae59f82ac6f96310d28b2d8904c650932053de79f037f6d4f6d3db849","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 419.13 (BAT)","page":null,"quote":"Lube 0.0549 0.0248"}},{"id":"0019d027dc08b268","parameter":"Hexavalent chromium","value":"0.0196","value_num":0.0196,"unit":"kilograms per 1,000 cubic meters of feedstock","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is direct","cites is 40 CFR 419","the discharge is of the Subpart A—Topping Subcategory","existing sources (BAT)","(i) For each of the regulated pollutant parameters listed below, the effluent limitation for a given refinery is the sum of the products of each effluent limitation factor times the applicable process feedstock rate, calculated as provided in 40 CFR 122.45(b). Applicable production processes are presented in appendix A, by process type. The process identification numbers presented in this appen…","table row: Reforming and alkylation"],"cite":{"instrument":"us_40cfr419","title":"40 CFR Part 419 — PART 419—PETROLEUM REFINING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=419","source_sha256":"3bac23cae59f82ac6f96310d28b2d8904c650932053de79f037f6d4f6d3db849","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 419.13 (BAT)","page":null,"quote":"Reforming and alkylation 0.0196 0.0088"}},{"id":"68fa7b81afc4c94c","parameter":"Hexavalent chromium","value":"0.0088","value_num":0.0088,"unit":"kilograms per 1,000 cubic meters of feedstock","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is direct","cites is 40 CFR 419","the discharge is of the Subpart A—Topping Subcategory","existing sources (BAT)","(i) For each of the regulated pollutant parameters listed below, the effluent limitation for a given refinery is the sum of the products of each effluent limitation factor times the applicable process feedstock rate, calculated as provided in 40 CFR 122.45(b). Applicable production processes are presented in appendix A, by process type. The process identification numbers presented in this appen…","table row: Reforming and alkylation"],"cite":{"instrument":"us_40cfr419","title":"40 CFR Part 419 — PART 419—PETROLEUM REFINING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=419","source_sha256":"3bac23cae59f82ac6f96310d28b2d8904c650932053de79f037f6d4f6d3db849","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 419.13 (BAT)","page":null,"quote":"Reforming and alkylation 0.0196 0.0088"}},{"id":"3a1f5e0f74cba875","parameter":"Hexavalent chromium","value":"0.062","value_num":0.062,"unit":"kilograms per 1,000 m³ of flow","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is direct","cites is 40 CFR 419","the discharge is of the Subpart A—Topping Subcategory","existing sources (BAT)","(2) If contaminated runoff is commingled or treated with process wastewater, or if wastewater consisting solely of contaminated runoff which exceeds 110 mg/l TOC is not commingled or treated with any other type of wastewater, the quantity of pollutants discharged shall not exceed the quantity determined by multiplying the flow of contaminated runoff as determined by the permit writer times the …"],"cite":{"instrument":"us_40cfr419","title":"40 CFR Part 419 — PART 419—PETROLEUM REFINING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=419","source_sha256":"3bac23cae59f82ac6f96310d28b2d8904c650932053de79f037f6d4f6d3db849","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 419.13 (BAT)","page":null,"quote":"Hexavalent chromium 0.062 0.028"}},{"id":"16cc83d20ea9fd1e","parameter":"Hexavalent chromium","value":"0.028","value_num":0.028,"unit":"kilograms per 1,000 m³ of flow","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is direct","cites is 40 CFR 419","the discharge is of the Subpart A—Topping Subcategory","existing sources (BAT)","(2) If contaminated runoff is commingled or treated with process wastewater, or if wastewater consisting solely of contaminated runoff which exceeds 110 mg/l TOC is not commingled or treated with any other type of wastewater, the quantity of pollutants discharged shall not exceed the quantity determined by multiplying the flow of contaminated runoff as determined by the permit writer times the …"],"cite":{"instrument":"us_40cfr419","title":"40 CFR Part 419 — PART 419—PETROLEUM REFINING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=419","source_sha256":"3bac23cae59f82ac6f96310d28b2d8904c650932053de79f037f6d4f6d3db849","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 419.13 (BAT)","page":null,"quote":"Hexavalent chromium 0.062 0.028"}},{"id":"f8ce2214c9c13e87","parameter":"Hexavalent chromium","value":"0.015","value_num":0.015,"unit":"kilograms per cubic meter of flow","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is direct","cites is 40 CFR 419","the discharge is of the Subpart A—Topping Subcategory","new sources (NSPS)","(a) Any new source subject to this subpart must achieve the following new source performance standards (NSPS):"],"cite":{"instrument":"us_40cfr419","title":"40 CFR Part 419 — PART 419—PETROLEUM REFINING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=419","source_sha256":"3bac23cae59f82ac6f96310d28b2d8904c650932053de79f037f6d4f6d3db849","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 419.16 (NSPS)","page":null,"quote":"Hexavalent chromium 0.015 0.0068"}},{"id":"fe6afefbdfe84ab5","parameter":"Hexavalent chromium","value":"0.0068","value_num":0.0068,"unit":"kilograms per cubic meter of flow","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is direct","cites is 40 CFR 419","the discharge is of the Subpart A—Topping Subcategory","new sources (NSPS)","(a) Any new source subject to this subpart must achieve the following new source performance standards (NSPS):"],"cite":{"instrument":"us_40cfr419","title":"40 CFR Part 419 — PART 419—PETROLEUM REFINING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=419","source_sha256":"3bac23cae59f82ac6f96310d28b2d8904c650932053de79f037f6d4f6d3db849","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 419.16 (NSPS)","page":null,"quote":"Hexavalent chromium 0.015 0.0068"}},{"id":"93f79981d38f7f8d","parameter":"Hexavalent chromium","value":"0.035","value_num":0.035,"unit":"kilograms per 1,000 m³ of feedstock","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is direct","cites is 40 CFR 419","the discharge is of the Subpart B—Cracking Subcategory","existing sources (BPT)"],"cite":{"instrument":"us_40cfr419","title":"40 CFR Part 419 — PART 419—PETROLEUM REFINING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=419","source_sha256":"3bac23cae59f82ac6f96310d28b2d8904c650932053de79f037f6d4f6d3db849","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 419.22 (BPT)","page":null,"quote":"Hexavalent chromium 0.035 0.016"}},{"id":"fecd421c87b4153a","parameter":"Hexavalent chromium","value":"0.016","value_num":0.016,"unit":"kilograms per 1,000 m³ of feedstock","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is direct","cites is 40 CFR 419","the discharge is of the Subpart B—Cracking Subcategory","existing sources (BPT)"],"cite":{"instrument":"us_40cfr419","title":"40 CFR Part 419 — PART 419—PETROLEUM REFINING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=419","source_sha256":"3bac23cae59f82ac6f96310d28b2d8904c650932053de79f037f6d4f6d3db849","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 419.22 (BPT)","page":null,"quote":"Hexavalent chromium 0.035 0.016"}},{"id":"ad4ccebfba672c86","parameter":"Hexavalent chromium","value":"0.062","value_num":0.062,"unit":"kilograms per 1,000 m³ of flow","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is direct","cites is 40 CFR 419","the discharge is of the Subpart B—Cracking Subcategory","existing sources (BPT)","(2) If contaminated runoff is commingled or treated with process wastewater, or if wastewater consisting solely of contaminated runoff which exceeds 15 mg/l oil and grease or 110 mg/l TOC is not commingled or treated with any other type of wastewater, the quantity of pollutants discharged shall not exceed the quantity determined by multiplying the flow of contaminated runoff as determined by th…"],"cite":{"instrument":"us_40cfr419","title":"40 CFR Part 419 — PART 419—PETROLEUM REFINING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=419","source_sha256":"3bac23cae59f82ac6f96310d28b2d8904c650932053de79f037f6d4f6d3db849","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 419.22 (BPT)","page":null,"quote":"Hexavalent chromium 0.062 0.028"}},{"id":"39eb6f7004a4d0da","parameter":"Hexavalent chromium","value":"0.028","value_num":0.028,"unit":"kilograms per 1,000 m³ of flow","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is direct","cites is 40 CFR 419","the discharge is of the Subpart B—Cracking Subcategory","existing sources (BPT)","(2) If contaminated runoff is commingled or treated with process wastewater, or if wastewater consisting solely of contaminated runoff which exceeds 15 mg/l oil and grease or 110 mg/l TOC is not commingled or treated with any other type of wastewater, the quantity of pollutants discharged shall not exceed the quantity determined by multiplying the flow of contaminated runoff as determined by th…"],"cite":{"instrument":"us_40cfr419","title":"40 CFR Part 419 — PART 419—PETROLEUM REFINING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=419","source_sha256":"3bac23cae59f82ac6f96310d28b2d8904c650932053de79f037f6d4f6d3db849","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 419.22 (BPT)","page":null,"quote":"Hexavalent chromium 0.062 0.028"}},{"id":"897bc7314a3e2fe1","parameter":"Hexavalent chromium","value":"0.0019","value_num":0.0019,"unit":"kilograms per 1,000 cubic meters of feedstock","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is direct","cites is 40 CFR 419","the discharge is of the Subpart B—Cracking Subcategory","existing sources (BAT)","(i) For each of the regulated pollutant parameters listed below, the effluent limitation for a given refinery is the sum of the products of each effluent limitation factor times the applicable process feedstock rate, calculated as provided in 40 CFR 122.45(b). Applicable production processes are presented in appendix A, by process type. The process identification numbers presented in this appen…","table row: Crude"],"cite":{"instrument":"us_40cfr419","title":"40 CFR Part 419 — PART 419—PETROLEUM REFINING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=419","source_sha256":"3bac23cae59f82ac6f96310d28b2d8904c650932053de79f037f6d4f6d3db849","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 419.23 (BAT)","page":null,"quote":"Crude 0.0019 0.0009"}},{"id":"694830b8e0e244bc","parameter":"Hexavalent chromium","value":"0.0009","value_num":0.0009,"unit":"kilograms per 1,000 cubic meters of feedstock","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is direct","cites is 40 CFR 419","the discharge is of the Subpart B—Cracking Subcategory","existing sources (BAT)","(i) For each of the regulated pollutant parameters listed below, the effluent limitation for a given refinery is the sum of the products of each effluent limitation factor times the applicable process feedstock rate, calculated as provided in 40 CFR 122.45(b). Applicable production processes are presented in appendix A, by process type. The process identification numbers presented in this appen…","table row: Crude"],"cite":{"instrument":"us_40cfr419","title":"40 CFR Part 419 — PART 419—PETROLEUM REFINING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=419","source_sha256":"3bac23cae59f82ac6f96310d28b2d8904c650932053de79f037f6d4f6d3db849","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 419.23 (BAT)","page":null,"quote":"Crude 0.0019 0.0009"}},{"id":"1e0569faa1c26e89","parameter":"Hexavalent chromium","value":"0.0218","value_num":0.0218,"unit":"kilograms per 1,000 cubic meters of feedstock","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is direct","cites is 40 CFR 419","the discharge is of the Subpart B—Cracking Subcategory","existing sources (BAT)","(i) For each of the regulated pollutant parameters listed below, the effluent limitation for a given refinery is the sum of the products of each effluent limitation factor times the applicable process feedstock rate, calculated as provided in 40 CFR 122.45(b). Applicable production processes are presented in appendix A, by process type. The process identification numbers presented in this appen…","table row: Cracking and coking"],"cite":{"instrument":"us_40cfr419","title":"40 CFR Part 419 — PART 419—PETROLEUM REFINING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=419","source_sha256":"3bac23cae59f82ac6f96310d28b2d8904c650932053de79f037f6d4f6d3db849","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 419.23 (BAT)","page":null,"quote":"Cracking and coking 0.0218 0.0098"}},{"id":"7ae4474e993c1e76","parameter":"Hexavalent chromium","value":"0.0098","value_num":0.0098,"unit":"kilograms per 1,000 cubic meters of feedstock","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is direct","cites is 40 CFR 419","the discharge is of the Subpart B—Cracking Subcategory","existing sources (BAT)","(i) For each of the regulated pollutant parameters listed below, the effluent limitation for a given refinery is the sum of the products of each effluent limitation factor times the applicable process feedstock rate, calculated as provided in 40 CFR 122.45(b). Applicable production processes are presented in appendix A, by process type. The process identification numbers presented in this appen…","table row: Cracking and coking"],"cite":{"instrument":"us_40cfr419","title":"40 CFR Part 419 — PART 419—PETROLEUM REFINING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=419","source_sha256":"3bac23cae59f82ac6f96310d28b2d8904c650932053de79f037f6d4f6d3db849","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 419.23 (BAT)","page":null,"quote":"Cracking and coking 0.0218 0.0098"}},{"id":"2413ddaf09abdc6e","parameter":"Hexavalent chromium","value":"0.0117","value_num":0.0117,"unit":"kilograms per 1,000 cubic meters of feedstock","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is direct","cites is 40 CFR 419","the discharge is of the Subpart B—Cracking Subcategory","existing sources (BAT)","(i) For each of the regulated pollutant parameters listed below, the effluent limitation for a given refinery is the sum of the products of each effluent limitation factor times the applicable process feedstock rate, calculated as provided in 40 CFR 122.45(b). Applicable production processes are presented in appendix A, by process type. The process identification numbers presented in this appen…","table row: Asphalt"],"cite":{"instrument":"us_40cfr419","title":"40 CFR Part 419 — PART 419—PETROLEUM REFINING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=419","source_sha256":"3bac23cae59f82ac6f96310d28b2d8904c650932053de79f037f6d4f6d3db849","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 419.23 (BAT)","page":null,"quote":"Asphalt 0.0117 0.0053"}},{"id":"a2b9d06774470e48","parameter":"Hexavalent chromium","value":"0.0053","value_num":0.0053,"unit":"kilograms per 1,000 cubic meters of feedstock","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is direct","cites is 40 CFR 419","the discharge is of the Subpart B—Cracking Subcategory","existing sources (BAT)","(i) For each of the regulated pollutant parameters listed below, the effluent limitation for a given refinery is the sum of the products of each effluent limitation factor times the applicable process feedstock rate, calculated as provided in 40 CFR 122.45(b). Applicable production processes are presented in appendix A, by process type. The process identification numbers presented in this appen…","table row: Asphalt"],"cite":{"instrument":"us_40cfr419","title":"40 CFR Part 419 — PART 419—PETROLEUM REFINING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=419","source_sha256":"3bac23cae59f82ac6f96310d28b2d8904c650932053de79f037f6d4f6d3db849","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 419.23 (BAT)","page":null,"quote":"Asphalt 0.0117 0.0053"}},{"id":"9589e823087d3b55","parameter":"Hexavalent chromium","value":"0.0549","value_num":0.0549,"unit":"kilograms per 1,000 cubic meters of feedstock","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is direct","cites is 40 CFR 419","the discharge is of the Subpart B—Cracking Subcategory","existing sources (BAT)","(i) For each of the regulated pollutant parameters listed below, the effluent limitation for a given refinery is the sum of the products of each effluent limitation factor times the applicable process feedstock rate, calculated as provided in 40 CFR 122.45(b). Applicable production processes are presented in appendix A, by process type. The process identification numbers presented in this appen…","table row: Lube"],"cite":{"instrument":"us_40cfr419","title":"40 CFR Part 419 — PART 419—PETROLEUM REFINING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=419","source_sha256":"3bac23cae59f82ac6f96310d28b2d8904c650932053de79f037f6d4f6d3db849","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 419.23 (BAT)","page":null,"quote":"Lube 0.0549 0.0248"}},{"id":"c62579684af504e1","parameter":"Hexavalent chromium","value":"0.0248","value_num":0.0248,"unit":"kilograms per 1,000 cubic meters of feedstock","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is direct","cites is 40 CFR 419","the discharge is of the Subpart B—Cracking Subcategory","existing sources (BAT)","(i) For each of the regulated pollutant parameters listed below, the effluent limitation for a given refinery is the sum of the products of each effluent limitation factor times the applicable process feedstock rate, calculated as provided in 40 CFR 122.45(b). Applicable production processes are presented in appendix A, by process type. The process identification numbers presented in this appen…","table row: Lube"],"cite":{"instrument":"us_40cfr419","title":"40 CFR Part 419 — PART 419—PETROLEUM REFINING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=419","source_sha256":"3bac23cae59f82ac6f96310d28b2d8904c650932053de79f037f6d4f6d3db849","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 419.23 (BAT)","page":null,"quote":"Lube 0.0549 0.0248"}},{"id":"4c88effa896d66e0","parameter":"Hexavalent chromium","value":"0.0196","value_num":0.0196,"unit":"kilograms per 1,000 cubic meters of feedstock","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is direct","cites is 40 CFR 419","the discharge is of the Subpart B—Cracking Subcategory","existing sources (BAT)","(i) For each of the regulated pollutant parameters listed below, the effluent limitation for a given refinery is the sum of the products of each effluent limitation factor times the applicable process feedstock rate, calculated as provided in 40 CFR 122.45(b). Applicable production processes are presented in appendix A, by process type. The process identification numbers presented in this appen…","table row: Reforming and alkylation"],"cite":{"instrument":"us_40cfr419","title":"40 CFR Part 419 — PART 419—PETROLEUM REFINING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=419","source_sha256":"3bac23cae59f82ac6f96310d28b2d8904c650932053de79f037f6d4f6d3db849","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 419.23 (BAT)","page":null,"quote":"Reforming and alkylation 0.0196 0.0088"}},{"id":"37ef6dba2f9fc4c9","parameter":"Hexavalent chromium","value":"0.0088","value_num":0.0088,"unit":"kilograms per 1,000 cubic meters of feedstock","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is direct","cites is 40 CFR 419","the discharge is of the Subpart B—Cracking Subcategory","existing sources (BAT)","(i) For each of the regulated pollutant parameters listed below, the effluent limitation for a given refinery is the sum of the products of each effluent limitation factor times the applicable process feedstock rate, calculated as provided in 40 CFR 122.45(b). Applicable production processes are presented in appendix A, by process type. The process identification numbers presented in this appen…","table row: Reforming and alkylation"],"cite":{"instrument":"us_40cfr419","title":"40 CFR Part 419 — PART 419—PETROLEUM REFINING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=419","source_sha256":"3bac23cae59f82ac6f96310d28b2d8904c650932053de79f037f6d4f6d3db849","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 419.23 (BAT)","page":null,"quote":"Reforming and alkylation 0.0196 0.0088"}},{"id":"8b6cc9cb3b195338","parameter":"Hexavalent chromium","value":"0.062","value_num":0.062,"unit":"kilograms per 1,000 m³ of flow","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is direct","cites is 40 CFR 419","the discharge is of the Subpart B—Cracking Subcategory","existing sources (BAT)","(2) If contaminated runoff is commingled or treated with process wastewater, or if wastewater consisting solely of contaminated runoff which exceeds 110 mg/l TOC is not commingled or treated with any other type of wastewater, the quantity of pollutants discharged shall not exceed the quantity determined by multiplying the flow of contaminated runoff as determined by the permit writer times the …"],"cite":{"instrument":"us_40cfr419","title":"40 CFR Part 419 — PART 419—PETROLEUM REFINING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=419","source_sha256":"3bac23cae59f82ac6f96310d28b2d8904c650932053de79f037f6d4f6d3db849","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 419.23 (BAT)","page":null,"quote":"Hexavalent chromium 0.062 0.028"}},{"id":"eeec884b37d0a408","parameter":"Hexavalent chromium","value":"0.028","value_num":0.028,"unit":"kilograms per 1,000 m³ of flow","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is direct","cites is 40 CFR 419","the discharge is of the Subpart B—Cracking Subcategory","existing sources (BAT)","(2) If contaminated runoff is commingled or treated with process wastewater, or if wastewater consisting solely of contaminated runoff which exceeds 110 mg/l TOC is not commingled or treated with any other type of wastewater, the quantity of pollutants discharged shall not exceed the quantity determined by multiplying the flow of contaminated runoff as determined by the permit writer times the …"],"cite":{"instrument":"us_40cfr419","title":"40 CFR Part 419 — PART 419—PETROLEUM REFINING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=419","source_sha256":"3bac23cae59f82ac6f96310d28b2d8904c650932053de79f037f6d4f6d3db849","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 419.23 (BAT)","page":null,"quote":"Hexavalent chromium 0.062 0.028"}},{"id":"2bdef93e4fa98984","parameter":"Hexavalent chromium","value":"0.020","value_num":0.02,"unit":"kilograms per 1,000 m³ of feedstock","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is direct","cites is 40 CFR 419","the discharge is of the Subpart B—Cracking Subcategory","new sources (NSPS)","(a) Any new source subject to this subpart must achieve the following new source performance standards (NSPS):"],"cite":{"instrument":"us_40cfr419","title":"40 CFR Part 419 — PART 419—PETROLEUM REFINING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=419","source_sha256":"3bac23cae59f82ac6f96310d28b2d8904c650932053de79f037f6d4f6d3db849","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 419.26 (NSPS)","page":null,"quote":"Hexavalent chromium 0.020 0.0088"}},{"id":"881275d31272d0f7","parameter":"Hexavalent chromium","value":"0.0088","value_num":0.0088,"unit":"kilograms per 1,000 m³ of feedstock","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is direct","cites is 40 CFR 419","the discharge is of the Subpart B—Cracking Subcategory","new sources (NSPS)","(a) Any new source subject to this subpart must achieve the following new source performance standards (NSPS):"],"cite":{"instrument":"us_40cfr419","title":"40 CFR Part 419 — PART 419—PETROLEUM REFINING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=419","source_sha256":"3bac23cae59f82ac6f96310d28b2d8904c650932053de79f037f6d4f6d3db849","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 419.26 (NSPS)","page":null,"quote":"Hexavalent chromium 0.020 0.0088"}},{"id":"927f186024de7f19","parameter":"Hexavalent chromium","value":"0.046","value_num":0.046,"unit":"kilograms per 1,000 m³ of feedstock","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:18540-29-9","place":["US"],"conditions":["route is 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