{"query":{"parameter":"iron","place":"US-PA","medium":null,"statistic":null,"kind":null},"searched":{"places":["US-PA","US"],"parameter_keys":["cas:7439-89-6","name:iron-55","name:iron-59","name:iron - dissolved","name:iron, nickel (h), zinc","cas:13463-40-6"],"names_matched":[["iron","cas:7439-89-6"],["iron 55","name:iron-55"],["iron 59","name:iron-59"],["iron dissolved","name:iron - dissolved"],["iron nickel h zinc","name:iron, nickel (h), zinc"],["iron nickel h zinc h","name:iron, nickel (h), zinc"],["iron pentacarbonyl","cas:13463-40-6"]],"match":"exact+contains","order":"The place's own instruments first, then each place above it, each in its register's order"},"total":258,"offset":0,"returned":50,"next_offset":50,"rows":[{"id":"7aec1901ebbf4b42","parameter":"IRON","value":"300","value_num":300,"unit":"µg/L","direction":"max","kind":"guideline","medium":"groundwater","level":"regional","parameter_key":"cas:7439-89-6","place":["US-PA"],"conditions":["the Statewide health standard under Act 2 (Land Recycling and Environmental Remediation Standards Act): a person may instead attain the background or a site-specific standard","a substance with a secondary MCL but no toxicological properties in Table 5B needs no direct contact or soil-to-groundwater attainment in soil; the ecological evaluation of §250.311 applies (§250.305(g))"],"cite":{"instrument":"us_pa_act2_gw","title":"25 Pa. Code ch. 250 (Act 2) — Statewide health standard MSCs for groundwater, Appendix A Tables 1-2, as DEP publishes them, with the 2024 PFAS MSCs","issuer":"Commonwealth of Pennsylvania, Environmental Quality Board (Department of Environmental Protection, Land Recycling Program)","edition":"the Appendix A tables in force from November 20, 2021 (51 Pa.B. 7173) as DEP publishes them: Table 1 November 2021, Table 2 November 2023; the PFAS MSCs effective June 25, 2024 (DEP, updated 7/10/2024); DEP's bromobenzene correction as its Statewide Health Standards page states it on 2026-10-15","source_url":"https://files.dep.state.pa.us/EnvironmentalCleanupBrownfields/LandRecyclingProgram/LandRecyclingProgramPortalFiles/GuidanceTechTools/VaporIntrusion/November_2021/Table%201.pdf","source_sha256":"5bc985b6f8b3595b0684a060dbc14d170987bbc89a70737370e1887c3932b13c","fetched_at":"2026-10-15","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"25 Pa. Code ch. 250 Appendix A, Table 2 - Medium-Specific Concentrations (MSCs) for Inorganic Regulated Substances in Groundwater, Secondary Contaminants","page":1,"quote":null}},{"id":"31b1ad7c8d2082b4","parameter":"IRON","value":"150000","value_num":150000,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"regional","parameter_key":"cas:7439-89-6","place":["US-PA"],"conditions":["the Statewide health standard under Act 2 (Land Recycling and Environmental Remediation Standards Act): a person may instead attain the background or a site-specific standard","a direct contact numeric value: the soil MSC is the lowest of it and the soil-to-groundwater numeric value, or it with a soil buffer or equivalency demonstration (§250.305(c)-(e))","residential, soil 0-15 feet from the existing ground surface (§250.305(c))"],"cite":{"instrument":"us_pa_act2_soil","title":"25 Pa. Code ch. 250 (Act 2) — Statewide health standard MSCs for soil, Appendix A Tables 3-4 (direct contact and soil to groundwater), as DEP publishes them","issuer":"Commonwealth of Pennsylvania, Environmental Quality Board (Department of Environmental Protection, Land Recycling Program)","edition":"the Appendix A tables in force from November 20, 2021 (51 Pa.B. 7173) as DEP publishes them: Table 3A November 2021, Table 3B January 2022, Tables 4A and 4B November 2023","source_url":"https://files.dep.state.pa.us/EnvironmentalCleanupBrownfields/LandRecyclingProgram/LandRecyclingProgramPortalFiles/GuidanceTechTools/VaporIntrusion/November_2021/Table%203a.pdf","source_sha256":"546e6e1ac858eb7cccc6d8f5a029fa8a9a4f7976e589cf983ef8f359b491dfb7","fetched_at":"2026-10-15","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"25 Pa. Code ch. 250 Appendix A, Table 4 - MSCs for Inorganic Regulated Substances in Soil, A. Direct Contact Numeric Values (R)","page":1,"quote":null}},{"id":"709b170d8cde3898","parameter":"IRON","value":"190000","value_num":190000,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"regional","parameter_key":"cas:7439-89-6","place":["US-PA"],"conditions":["the Statewide health standard under Act 2 (Land Recycling and Environmental Remediation Standards Act): a person may instead attain the background or a site-specific standard","a direct contact numeric value: the soil MSC is the lowest of it and the soil-to-groundwater numeric value, or it with a soil buffer or equivalency demonstration (§250.305(c)-(e))","nonresidential, surface soil 0-2 feet (§250.305(d))"],"cite":{"instrument":"us_pa_act2_soil","title":"25 Pa. Code ch. 250 (Act 2) — Statewide health standard MSCs for soil, Appendix A Tables 3-4 (direct contact and soil to groundwater), as DEP publishes them","issuer":"Commonwealth of Pennsylvania, Environmental Quality Board (Department of Environmental Protection, Land Recycling Program)","edition":"the Appendix A tables in force from November 20, 2021 (51 Pa.B. 7173) as DEP publishes them: Table 3A November 2021, Table 3B January 2022, Tables 4A and 4B November 2023","source_url":"https://files.dep.state.pa.us/EnvironmentalCleanupBrownfields/LandRecyclingProgram/LandRecyclingProgramPortalFiles/GuidanceTechTools/VaporIntrusion/November_2021/Table%203a.pdf","source_sha256":"546e6e1ac858eb7cccc6d8f5a029fa8a9a4f7976e589cf983ef8f359b491dfb7","fetched_at":"2026-10-15","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"25 Pa. Code ch. 250 Appendix A, Table 4 - MSCs for Inorganic Regulated Substances in Soil, A. Direct Contact Numeric Values (NR 0-2 ft)","page":1,"quote":null}},{"id":"5e28b27839626cd8","parameter":"IRON","value":"190000","value_num":190000,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"regional","parameter_key":"cas:7439-89-6","place":["US-PA"],"conditions":["the Statewide health standard under Act 2 (Land Recycling and Environmental Remediation Standards Act): a person may instead attain the background or a site-specific standard","a direct contact numeric value: the soil MSC is the lowest of it and the soil-to-groundwater numeric value, or it with a soil buffer or equivalency demonstration (§250.305(c)-(e))","nonresidential, subsurface soil 2-15 feet (§250.305(e))"],"cite":{"instrument":"us_pa_act2_soil","title":"25 Pa. Code ch. 250 (Act 2) — Statewide health standard MSCs for soil, Appendix A Tables 3-4 (direct contact and soil to groundwater), as DEP publishes them","issuer":"Commonwealth of Pennsylvania, Environmental Quality Board (Department of Environmental Protection, Land Recycling Program)","edition":"the Appendix A tables in force from November 20, 2021 (51 Pa.B. 7173) as DEP publishes them: Table 3A November 2021, Table 3B January 2022, Tables 4A and 4B November 2023","source_url":"https://files.dep.state.pa.us/EnvironmentalCleanupBrownfields/LandRecyclingProgram/LandRecyclingProgramPortalFiles/GuidanceTechTools/VaporIntrusion/November_2021/Table%203a.pdf","source_sha256":"546e6e1ac858eb7cccc6d8f5a029fa8a9a4f7976e589cf983ef8f359b491dfb7","fetched_at":"2026-10-15","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"25 Pa. Code ch. 250 Appendix A, Table 4 - MSCs for Inorganic Regulated Substances in Soil, A. Direct Contact Numeric Values (NR 2-15 ft)","page":1,"quote":null}},{"id":"d4e9e37b19a8e467","parameter":"Iron","value":"30-day average 1.5 mg/l as total recoverable.","value_num":1.5,"unit":"mg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:7439-89-6","place":["US-PA"],"conditions":["critical use CWF, WWF, TSF, MF (cold water fishes, warm water fishes, trout stocking, migratory fishes): the designated or existing use the criterion protects (§93.7 Table 3)"],"cite":{"instrument":"us_pa_wqs","title":"25 Pa. Code §93.8c Table 5 (water quality criteria for toxic substances) and §93.7 Table 3 (specific water quality criteria) — Pennsylvania","issuer":"Commonwealth of Pennsylvania, Environmental Quality Board (Department of Environmental Protection)","edition":"Pennsylvania Code as served 2026-10-09: §93.8c amended December 19, 2025, effective December 20, 2025, 55 Pa.B. 8596; §93.7 rows name their own page","source_url":"https://www.pacodeandbulletin.gov/Display/pacode?file=/secure/pacode/data/025/chapter93/s93.8c.html","source_sha256":"9f8f9a0d4da400c55be6373f6a6482b24c4fab5c9a4d0c445f3f55c33a799beb","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"25 Pa. Code §93.7 Table 3 (Fe 1)","page":null,"quote":"Iron Fe 1 30-day average 1.5 mg/l as total recoverable. CWF, WWF, TSF, MF"}},{"id":"3fc267a2bf1a76ac","parameter":"Iron","value":"Maximum 0.3 mg/l as dissolved.","value_num":0.3,"unit":"mg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:7439-89-6","place":["US-PA"],"conditions":["critical use PWS (potable water supply): the designated or existing use the criterion protects (§93.7 Table 3)"],"cite":{"instrument":"us_pa_wqs","title":"25 Pa. Code §93.8c Table 5 (water quality criteria for toxic substances) and §93.7 Table 3 (specific water quality criteria) — Pennsylvania","issuer":"Commonwealth of Pennsylvania, Environmental Quality Board (Department of Environmental Protection)","edition":"Pennsylvania Code as served 2026-10-09: §93.8c amended December 19, 2025, effective December 20, 2025, 55 Pa.B. 8596; §93.7 rows name their own page","source_url":"https://www.pacodeandbulletin.gov/Display/pacode?file=/secure/pacode/data/025/chapter93/s93.8c.html","source_sha256":"9f8f9a0d4da400c55be6373f6a6482b24c4fab5c9a4d0c445f3f55c33a799beb","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"25 Pa. Code §93.7 Table 3 (Fe 2)","page":null,"quote":"Fe 2 Maximum 0.3 mg/l as dissolved. PWS"}},{"id":"04827ae313003e6d","parameter":"Iron (T)","value":"4.1","value_num":4.1,"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:7439-89-6","place":["US"],"conditions":["route is direct","cites is 40 CFR 415","the discharge is of the Subpart V—Titanium Dioxide Production Subcategory","new sources (NSPS)","(a) Any new source subject to this subpart producing titanium dioxide by the sulfate process must achieve the following new source performance standards (NSPS):","table: Subpart V—Titanium Dioxide-Sulfate Process"],"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 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Dioxide-Sulfate Process"],"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":"not verified"},"section":"40 CFR 415.225 (NSPS)","page":null,"quote":"Iron (T) 4.1 1.2"}},{"id":"6b16218578499188","parameter":"Iron (T)","value":"0.52","value_num":0.52,"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:7439-89-6","place":["US"],"conditions":["route is direct","cites is 40 CFR 415","the discharge is of the Subpart V—Titanium Dioxide Production Subcategory","new sources (NSPS)","(b) Any new source subject to this subpart producing titanium dioxide by the chloride process must achieve the following new source performance standards (NSPS):","table: Subpart V—Titanium Dioxide-Chloride Process"],"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":"not verified"},"section":"40 CFR 415.225 (NSPS)","page":null,"quote":"Iron (T) 0.52 0.16"}},{"id":"6a55d18e09afcf35","parameter":"Iron (T)","value":"0.16","value_num":0.16,"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:7439-89-6","place":["US"],"conditions":["route is direct","cites is 40 CFR 415","the discharge is of the Subpart V—Titanium Dioxide Production Subcategory","new sources (NSPS)","(b) Any new source subject to this subpart producing titanium dioxide by the chloride process must achieve the following new source performance standards (NSPS):","table: Subpart V—Titanium Dioxide-Chloride Process"],"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":"not verified"},"section":"40 CFR 415.225 (NSPS)","page":null,"quote":"Iron (T) 0.52 0.16"}},{"id":"0e4ac4804aa4a782","parameter":"Iron (T)","value":"0.32","value_num":0.32,"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:7439-89-6","place":["US"],"conditions":["route is direct","cites is 40 CFR 415","the discharge is of the Subpart V—Titanium Dioxide Production Subcategory","new sources (NSPS)","(c) Any new source subject to this subpart producing titanium dioxide by the simultaneous beneficiation-chlorination (chloride-ilmenite) process must achieve the following new source performance standards (NSPS):","table: Subpart V—Titanium Dioxide-Chloride-Ilmenite Process"],"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":"not verified"},"section":"40 CFR 415.225 (NSPS)","page":null,"quote":"Iron (T) 0.32 0.096"}},{"id":"1aa5e974b81a47a9","parameter":"Iron (T)","value":"0.096","value_num":0.096,"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:7439-89-6","place":["US"],"conditions":["route is direct","cites is 40 CFR 415","the discharge is of the Subpart V—Titanium Dioxide Production Subcategory","new sources (NSPS)","(c) Any new source subject to this subpart producing titanium dioxide by the simultaneous beneficiation-chlorination (chloride-ilmenite) process must achieve the following new source performance standards (NSPS):","table: Subpart V—Titanium Dioxide-Chloride-Ilmenite Process"],"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":"not verified"},"section":"40 CFR 415.225 (NSPS)","page":null,"quote":"Iron (T) 0.32 0.096"}},{"id":"079c6080342c2394","parameter":"Iron (T)","value":"8.5","value_num":8.5,"unit":"mg/L","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"sewer","parameter_key":"cas:7439-89-6","place":["US"],"conditions":["route is sewer","cites is 40 CFR 415","the discharge is of the Subpart V—Titanium Dioxide Production Subcategory","new sources (PSNS)","table: Subpart V—Titanium Dioxide—Sulfate Process"],"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":"not verified"},"section":"40 CFR 415.226 (PSNS)","page":null,"quote":"Iron (T) 8.5 2.5"}},{"id":"55b0d5179227f95b","parameter":"Iron (T)","value":"2.5","value_num":2.5,"unit":"mg/L","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"sewer","parameter_key":"cas:7439-89-6","place":["US"],"conditions":["route is sewer","cites is 40 CFR 415","the discharge is of the Subpart V—Titanium Dioxide Production Subcategory","new sources (PSNS)","table: Subpart V—Titanium Dioxide—Sulfate Process"],"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":"not verified"},"section":"40 CFR 415.226 (PSNS)","page":null,"quote":"Iron (T) 8.5 2.5"}},{"id":"2f57596345c8665e","parameter":"Iron (T)","value":"5.3","value_num":5.3,"unit":"mg/L","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"sewer","parameter_key":"cas:7439-89-6","place":["US"],"conditions":["route is sewer","cites is 40 CFR 415","the discharge is of the Subpart V—Titanium Dioxide Production Subcategory","new sources (PSNS)","table: Subpart V—Titanium Dioxide-Chloride Process"],"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":"not verified"},"section":"40 CFR 415.226 (PSNS)","page":null,"quote":"Iron (T) 5.3 1.6"}},{"id":"b262887313c1e485","parameter":"Iron (T)","value":"1.6","value_num":1.6,"unit":"mg/L","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"sewer","parameter_key":"cas:7439-89-6","place":["US"],"conditions":["route is sewer","cites is 40 CFR 415","the discharge is of the Subpart V—Titanium Dioxide Production Subcategory","new sources (PSNS)","table: Subpart V—Titanium Dioxide-Chloride Process"],"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":"not verified"},"section":"40 CFR 415.226 (PSNS)","page":null,"quote":"Iron (T) 5.3 1.6"}},{"id":"6daa063e12b1234a","parameter":"Iron (T)","value":"5.3","value_num":5.3,"unit":"mg/L","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"sewer","parameter_key":"cas:7439-89-6","place":["US"],"conditions":["route is sewer","cites is 40 CFR 415","the discharge is of the Subpart V—Titanium Dioxide Production Subcategory","new sources (PSNS)","table: Subpart V—Titanium Dioxide-Chloride-Ilmenite Process"],"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 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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":"not verified"},"section":"40 CFR 415.512 (BPT)","page":null,"quote":"Iron 0.015 0.0050"}},{"id":"f43791e5cd7bd80e","parameter":"Iron","value":"0.0050","value_num":0.005,"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:7439-89-6","place":["US"],"conditions":["route is direct","cites is 40 CFR 415","the discharge is of the Subpart AY—Potassium Iodide Production Subcategory","existing sources (BPT)","table: Subpart AY—Potassium Iodide"],"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":"not verified"},"section":"40 CFR 415.512 (BPT)","page":null,"quote":"Iron 0.015 0.0050"}},{"id":"298b0b559d970944","parameter":"Iron","value":"23.410","value_num":23.41,"unit":"mg/kg (pounds per million pounds) of technical grade molybdenum plus vanadium plus pure grade molybdenum produced","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7439-89-6","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart T—Secondary Molybdenum and Vanadium Subcategory","existing 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produced","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7439-89-6","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart T—Secondary Molybdenum and Vanadium Subcategory","existing sources (BPT)","(a) Leach tailings.","table: BPT Limitations for the Secondary Molybdenum and Vanadium Subcategory"],"cite":{"instrument":"us_40cfr421","title":"40 CFR Part 421 — PART 421—NONFERROUS METALS MANUFACTURING 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=421","source_sha256":"d7cfd73b5bcf0e961e02ec53264492b2371277280003192841b7166b2a5012cf","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"40 CFR 421.222 (BPT)","page":null,"quote":"Iron 23.410 11.902"}},{"id":"b33ae50b5969157e","parameter":"Iron","value":"69.887","value_num":69.887,"unit":"mg/kg (pounds per million pounds) of technical grade molybdenum plus vanadium plus pure grade molybdenum produced","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7439-89-6","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart T—Secondary Molybdenum and Vanadium Subcategory","existing sources (BPT)","(b) Molybdenum filtrate solvent extraction raffinate.","table: BPT Limitations for the Secondary Molybdenum and Vanadium Subcategory"],"cite":{"instrument":"us_40cfr421","title":"40 CFR Part 421 — PART 421—NONFERROUS METALS MANUFACTURING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 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Vanadium Subcategory"],"cite":{"instrument":"us_40cfr421","title":"40 CFR Part 421 — PART 421—NONFERROUS METALS MANUFACTURING 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=421","source_sha256":"d7cfd73b5bcf0e961e02ec53264492b2371277280003192841b7166b2a5012cf","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"40 CFR 421.222 (BPT)","page":null,"quote":"Iron 69.887 35.526"}},{"id":"b1a74ae23a06a06b","parameter":"Iron","value":"0.000","value_num":0,"unit":"mg/kg (pounds per million pounds) of vanadium produced by decomposition","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7439-89-6","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart T—Secondary 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(BPT)","page":null,"quote":"Iron 0.000 0.000"}},{"id":"05b5a7f7d767f6a1","parameter":"Iron","value":"0.000","value_num":0,"unit":"mg/kg (pounds per million pounds) of molybdenum produced","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7439-89-6","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart T—Secondary Molybdenum and Vanadium Subcategory","existing sources (BPT)","(d) Molybdenum drying wet air pollution control.","table: BPT Limitations for the Secondary Molybdenum and Vanadium Subcategory"],"cite":{"instrument":"us_40cfr421","title":"40 CFR Part 421 — PART 421—NONFERROUS METALS MANUFACTURING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 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CFR Part 421 — PART 421—NONFERROUS METALS MANUFACTURING 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=421","source_sha256":"d7cfd73b5bcf0e961e02ec53264492b2371277280003192841b7166b2a5012cf","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"40 CFR 421.222 (BPT)","page":null,"quote":"Iron 0.000 0.000"}},{"id":"a672a24cfa513174","parameter":"Iron","value":"27.936","value_num":27.936,"unit":"mg/kg (pounds per million pounds) of pure molybdenum produced","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7439-89-6","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart T—Secondary Molybdenum and Vanadium Subcategory","existing sources (BPT)","(e) Pure Grade 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is 40 CFR 421","the discharge is of the Subpart T—Secondary Molybdenum and Vanadium Subcategory","existing sources (BPT)","(e) Pure Grade Molybdenum.","table: BPT Limitations for the Secondary Molybdenum and Vanadium Subcategory"],"cite":{"instrument":"us_40cfr421","title":"40 CFR Part 421 — PART 421—NONFERROUS METALS MANUFACTURING 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=421","source_sha256":"d7cfd73b5bcf0e961e02ec53264492b2371277280003192841b7166b2a5012cf","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"40 CFR 421.222 (BPT)","page":null,"quote":"Iron 27.936 14.201"}},{"id":"9fed12480e5a4735","parameter":"Iron","value":"23.413","value_num":23.413,"unit":"mg/kg (pounds per million pounds) of technical grade molybdenum plus vanadium plus pure grade molybdenum 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Subcategory"],"cite":{"instrument":"us_40cfr421","title":"40 CFR Part 421 — PART 421—NONFERROUS METALS MANUFACTURING 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=421","source_sha256":"d7cfd73b5bcf0e961e02ec53264492b2371277280003192841b7166b2a5012cf","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"40 CFR 421.224 (NSPS)","page":null,"quote":"Iron 23.413 11.902"}},{"id":"b485f188a4a14e6c","parameter":"Iron","value":"69.887","value_num":69.887,"unit":"mg/kg (pounds per million pounds) of technical grade molybdenum plus vanadium plus pure grade molybdenum produced","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7439-89-6","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the 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