{"query":{"parameter":"phosphorus","place":"US-OK","medium":null,"statistic":null,"kind":null},"searched":{"places":["US-OK","US"],"parameter_keys":["cas:7723-14-0","cas:26544-23-0","name:phosphorus","cas:10025-87-3","cas:10026-13-8","name:phosphorus, total","cas:7719-12-2","cas:12185-10-3"],"names_matched":[["phosphorus","cas:7723-14-0"],["phosphorus acid isodecyl diphenyl ester","cas:26544-23-0"],["phosphorus elemental","name:phosphorus"],["phosphorus oxychloride","cas:10025-87-3"],["phosphorus pentachloride","cas:10026-13-8"],["phosphorus total","name:phosphorus, total"],["phosphorus trichloride","cas:7719-12-2"],["phosphorus white","cas:12185-10-3"],["phosphorus white or yellow","cas:12185-10-3"],["white phosphorus","cas:12185-10-3"]],"match":"exact+contains","order":"The place's own instruments first, then each place above it, each in its register's order"},"total":67,"offset":0,"returned":50,"next_offset":50,"rows":[{"id":"aecc0ab75fd3c23a","parameter":"Total phosphorus","value":"0.0168 milligrams per liter","value_num":0.0168,"unit":"mg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:7723-14-0","place":["US-OK"],"conditions":["receiving_water is freshwater","Lake Eucha"],"cite":{"instrument":"us_ok_wqs","title":"Oklahoma's Water Quality Standards (OAC 252:730): Appendix G Tables 1-2 numerical criteria by beneficial use, and the numerical criteria of 252:730-5-10, 5-12 and 5-19, and Appendix F chloride, sulfate and TDS by WQM segment (252:730-5-13)","issuer":"State of Oklahoma, Department of Environmental Quality (Environmental Quality Board)","edition":"OAC 252:730 as DEQ codifies it (Board adoption February 17, 2023, effective September 15, 2023; DEQ's own PDF, born-digital). US EPA's posting in effect for CWA purposes (effective December 18, 2024, cover February 10, 2025) is an OCR'd scan of the later edition; its Appendix G carries no amendment after September 15, 2023. EPA's exceptions are honoured: the perchlorate 'fish consumption and water' 9 µg/L (no action) and the Livestock Agriculture subcategory (disapproved) are not held; Appendix E site-specific criteria for Poteau and Idabel are not held. Appendix F (amended effective 9-15-24 in EPA's posting) prints the same values as DEQ's 2023 PDF; its eight-digit sub-watershed segments (note (4)) carry EPA's no action and are not held","source_url":"https://oklahoma.gov/content/dam/ok/en/deq/documents/deqmainresources/730.pdf","source_sha256":"483572da2c80c9686956047426b41f44e56388c1ab5873c5ce38b6d905b70b40","fetched_at":"2026-10-14","section":"OAC 252:730-5-10(8)","page":15,"quote":"(8) Phosphorus numerical criterion applicable to certain waters. The long-term average total phosphorus concentration at a depth of 0.5 meters below the surface shall not exceed 0.0168 milligrams per liter in Lake Eucha and 0.0141 milligrams per liter in Spavinaw Lake."}},{"id":"e24f9b2602993181","parameter":"Total phosphorus","value":"0.0141 milligrams per liter","value_num":0.0141,"unit":"mg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:7723-14-0","place":["US-OK"],"conditions":["receiving_water is freshwater","Spavinaw Lake"],"cite":{"instrument":"us_ok_wqs","title":"Oklahoma's Water Quality Standards (OAC 252:730): Appendix G Tables 1-2 numerical criteria by beneficial use, and the numerical criteria of 252:730-5-10, 5-12 and 5-19, and Appendix F chloride, sulfate and TDS by WQM segment (252:730-5-13)","issuer":"State of Oklahoma, Department of Environmental Quality (Environmental Quality Board)","edition":"OAC 252:730 as DEQ codifies it (Board adoption February 17, 2023, effective September 15, 2023; DEQ's own PDF, born-digital). US EPA's posting in effect for CWA purposes (effective December 18, 2024, cover February 10, 2025) is an OCR'd scan of the later edition; its Appendix G carries no amendment after September 15, 2023. EPA's exceptions are honoured: the perchlorate 'fish consumption and water' 9 µg/L (no action) and the Livestock Agriculture subcategory (disapproved) are not held; Appendix E site-specific criteria for Poteau and Idabel are not held. Appendix F (amended effective 9-15-24 in EPA's posting) prints the same values as DEQ's 2023 PDF; its eight-digit sub-watershed segments (note (4)) carry EPA's no action and are not held","source_url":"https://oklahoma.gov/content/dam/ok/en/deq/documents/deqmainresources/730.pdf","source_sha256":"483572da2c80c9686956047426b41f44e56388c1ab5873c5ce38b6d905b70b40","fetched_at":"2026-10-14","section":"OAC 252:730-5-10(8)","page":15,"quote":"(8) Phosphorus numerical criterion applicable to certain waters. The long-term average total phosphorus concentration at a depth of 0.5 meters below the surface shall not exceed 0.0168 milligrams per liter in Lake Eucha and 0.0141 milligrams per liter in Spavinaw Lake."}},{"id":"0576901d267b70e6","parameter":"Total phosphorus","value":"0.037 mg/L (thirty-day geometric mean)","value_num":0.037,"unit":"mg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:7723-14-0","place":["US-OK"],"conditions":["receiving_water is freshwater","designated Scenic River reaches of Mountain Fork River, Lee Creek and Little Lee Creek"],"cite":{"instrument":"us_ok_wqs","title":"Oklahoma's Water Quality Standards (OAC 252:730): Appendix G Tables 1-2 numerical criteria by beneficial use, and the numerical criteria of 252:730-5-10, 5-12 and 5-19, and Appendix F chloride, sulfate and TDS by WQM segment (252:730-5-13)","issuer":"State of Oklahoma, Department of Environmental Quality (Environmental Quality Board)","edition":"OAC 252:730 as DEQ codifies it (Board adoption February 17, 2023, effective September 15, 2023; DEQ's own PDF, born-digital). US EPA's posting in effect for CWA purposes (effective December 18, 2024, cover February 10, 2025) is an OCR'd scan of the later edition; its Appendix G carries no amendment after September 15, 2023. EPA's exceptions are honoured: the perchlorate 'fish consumption and water' 9 µg/L (no action) and the Livestock Agriculture subcategory (disapproved) are not held; Appendix E site-specific criteria for Poteau and Idabel are not held. Appendix F (amended effective 9-15-24 in EPA's posting) prints the same values as DEQ's 2023 PDF; its eight-digit sub-watershed segments (note (4)) carry EPA's no action and are not held","source_url":"https://oklahoma.gov/content/dam/ok/en/deq/documents/deqmainresources/730.pdf","source_sha256":"483572da2c80c9686956047426b41f44e56388c1ab5873c5ce38b6d905b70b40","fetched_at":"2026-10-14","section":"OAC 252:730-5-19","page":22,"quote":"(2) Total phosphorus criterion applicable to designated Scenic River reaches of Mountain Fork River; Lee Creek and Little Lee Creek. The thirty (30) day geometric mean total phosphorus concentration shall not exceed 0.037 mg/L."}},{"id":"00a39fc11caff128","parameter":"Total phosphorus","value":"0.037 mg/L (six month rolling average)","value_num":0.037,"unit":"mg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:7723-14-0","place":["US-OK"],"conditions":["receiving_water is freshwater","designated Scenic River reaches of Illinois River, Flint Creek and Barren Fork Creek"],"cite":{"instrument":"us_ok_wqs","title":"Oklahoma's Water Quality Standards (OAC 252:730): Appendix G Tables 1-2 numerical criteria by beneficial use, and the numerical criteria of 252:730-5-10, 5-12 and 5-19, and Appendix F chloride, sulfate and TDS by WQM segment (252:730-5-13)","issuer":"State of Oklahoma, Department of Environmental Quality (Environmental Quality Board)","edition":"OAC 252:730 as DEQ codifies it (Board adoption February 17, 2023, effective September 15, 2023; DEQ's own PDF, born-digital). US EPA's posting in effect for CWA purposes (effective December 18, 2024, cover February 10, 2025) is an OCR'd scan of the later edition; its Appendix G carries no amendment after September 15, 2023. EPA's exceptions are honoured: the perchlorate 'fish consumption and water' 9 µg/L (no action) and the Livestock Agriculture subcategory (disapproved) are not held; Appendix E site-specific criteria for Poteau and Idabel are not held. Appendix F (amended effective 9-15-24 in EPA's posting) prints the same values as DEQ's 2023 PDF; its eight-digit sub-watershed segments (note (4)) carry EPA's no action and are not held","source_url":"https://oklahoma.gov/content/dam/ok/en/deq/documents/deqmainresources/730.pdf","source_sha256":"483572da2c80c9686956047426b41f44e56388c1ab5873c5ce38b6d905b70b40","fetched_at":"2026-10-14","section":"OAC 252:730-5-19","page":22,"quote":"(3) Total phosphorus criterion applicable to designated Scenic River reaches of Illinois River, Flint Creek, and Barren Fork Creek. The total phosphorus six month rolling average of 0.037 mg/L shall not be exceeded more than once in a one-year period and not more than three times in a five-year period."}},{"id":"38523ffabf9638cd","parameter":"Total phosphorus (as P)","value":"105","value_num":105,"unit":"mg/L","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7723-14-0","place":["US"],"conditions":["route is direct","cites is 40 CFR 418","the discharge is of the Subpart A—Phosphate Subcategory","existing sources (BPT)","(c) The concentration of pollutants discharged in process wastewater pursuant to the limitations of paragraph (b) shall not exceed the values listed in the following table:"],"cite":{"instrument":"us_40cfr418","title":"40 CFR Part 418 — PART 418—FERTILIZER 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=418","source_sha256":"881822302cd9912ec4678ba7ccaa00276ff06f33a48ae154f399db6986c1ffda","fetched_at":"2026-09-24","section":"40 CFR 418.12 (BPT)","page":null,"quote":"Total phosphorus (as P) 105 35"}},{"id":"3482401fbe5eb88f","parameter":"Total phosphorus (as P)","value":"35","value_num":35,"unit":"mg/L","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7723-14-0","place":["US"],"conditions":["route is direct","cites is 40 CFR 418","the discharge is of the Subpart A—Phosphate Subcategory","existing sources (BPT)","(c) The concentration of pollutants discharged in process wastewater pursuant to the limitations of paragraph (b) shall not exceed the values listed in the following table:"],"cite":{"instrument":"us_40cfr418","title":"40 CFR Part 418 — PART 418—FERTILIZER 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=418","source_sha256":"881822302cd9912ec4678ba7ccaa00276ff06f33a48ae154f399db6986c1ffda","fetched_at":"2026-09-24","section":"40 CFR 418.12 (BPT)","page":null,"quote":"Total phosphorus (as P) 105 35"}},{"id":"1d967a925d9013b0","parameter":"Total phosphorus (as P)","value":"105","value_num":105,"unit":"mg/L","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7723-14-0","place":["US"],"conditions":["route is direct","cites is 40 CFR 418","the discharge is of the Subpart A—Phosphate Subcategory","existing sources (BPT)","(d) The concentration of pollutants discharged in contaminated non-process wastewater shall not exceed the values listed in the following table:"],"cite":{"instrument":"us_40cfr418","title":"40 CFR Part 418 — PART 418—FERTILIZER 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=418","source_sha256":"881822302cd9912ec4678ba7ccaa00276ff06f33a48ae154f399db6986c1ffda","fetched_at":"2026-09-24","section":"40 CFR 418.12 (BPT)","page":null,"quote":"Total phosphorus (as P) 105 35"}},{"id":"f66ff24583a1fd05","parameter":"Total phosphorus (as P)","value":"35","value_num":35,"unit":"mg/L","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7723-14-0","place":["US"],"conditions":["route is direct","cites is 40 CFR 418","the discharge is of the Subpart A—Phosphate Subcategory","existing sources (BPT)","(d) The concentration of pollutants discharged in contaminated non-process wastewater shall not exceed the values listed in the following table:"],"cite":{"instrument":"us_40cfr418","title":"40 CFR Part 418 — PART 418—FERTILIZER 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=418","source_sha256":"881822302cd9912ec4678ba7ccaa00276ff06f33a48ae154f399db6986c1ffda","fetched_at":"2026-09-24","section":"40 CFR 418.12 (BPT)","page":null,"quote":"Total phosphorus (as P) 105 35"}},{"id":"a2c8e05f4f85e90a","parameter":"Total phosphorus (as P)","value":"105","value_num":105,"unit":"mg/L","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7723-14-0","place":["US"],"conditions":["route is direct","cites is 40 CFR 418","the discharge is of the Subpart A—Phosphate Subcategory","existing sources (BAT)","(c) The concentration of pollutants discharged in process wastewater pursuant to the limitations of paragraph (b) of this section shall not exceed the values listed in the following table:"],"cite":{"instrument":"us_40cfr418","title":"40 CFR Part 418 — PART 418—FERTILIZER 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=418","source_sha256":"881822302cd9912ec4678ba7ccaa00276ff06f33a48ae154f399db6986c1ffda","fetched_at":"2026-09-24","section":"40 CFR 418.13 (BAT)","page":null,"quote":"Total phosphorus (as P) 105 35"}},{"id":"e89e5ec5975701c2","parameter":"Total phosphorus (as P)","value":"35","value_num":35,"unit":"mg/L","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7723-14-0","place":["US"],"conditions":["route is direct","cites is 40 CFR 418","the discharge is of the Subpart A—Phosphate Subcategory","existing sources (BAT)","(c) The concentration of pollutants discharged in process wastewater pursuant to the limitations of paragraph (b) of this section shall not exceed the values listed in the following table:"],"cite":{"instrument":"us_40cfr418","title":"40 CFR Part 418 — PART 418—FERTILIZER 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=418","source_sha256":"881822302cd9912ec4678ba7ccaa00276ff06f33a48ae154f399db6986c1ffda","fetched_at":"2026-09-24","section":"40 CFR 418.13 (BAT)","page":null,"quote":"Total phosphorus (as P) 105 35"}},{"id":"18e9059ad3413a80","parameter":"Total phosphorus (as P)","value":"105","value_num":105,"unit":"mg/L","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7723-14-0","place":["US"],"conditions":["route is direct","cites is 40 CFR 418","the discharge is of the Subpart A—Phosphate Subcategory","existing sources (BAT)","(d) The concentration of pollutants discharged in contaminated non-process wastewater shall not exceed the values listed in the following table:"],"cite":{"instrument":"us_40cfr418","title":"40 CFR Part 418 — PART 418—FERTILIZER 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=418","source_sha256":"881822302cd9912ec4678ba7ccaa00276ff06f33a48ae154f399db6986c1ffda","fetched_at":"2026-09-24","section":"40 CFR 418.13 (BAT)","page":null,"quote":"Total phosphorus (as P) 105 35"}},{"id":"873d8309284907b5","parameter":"Total phosphorus (as P)","value":"35","value_num":35,"unit":"mg/L","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7723-14-0","place":["US"],"conditions":["route is direct","cites is 40 CFR 418","the discharge is of the Subpart A—Phosphate Subcategory","existing sources (BAT)","(d) The concentration of pollutants discharged in contaminated non-process wastewater shall not exceed the values listed in the following table:"],"cite":{"instrument":"us_40cfr418","title":"40 CFR Part 418 — PART 418—FERTILIZER 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=418","source_sha256":"881822302cd9912ec4678ba7ccaa00276ff06f33a48ae154f399db6986c1ffda","fetched_at":"2026-09-24","section":"40 CFR 418.13 (BAT)","page":null,"quote":"Total phosphorus (as P) 105 35"}},{"id":"76781b2fdc1102d9","parameter":"Total phosphorus (as P)","value":"105","value_num":105,"unit":"mg/L","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7723-14-0","place":["US"],"conditions":["route is direct","cites is 40 CFR 418","the discharge is of the Subpart A—Phosphate Subcategory","new sources (NSPS)","(c) The concentration of pollutants discharged in process wastewater pursuant to the limitations of paragraph (b) shall not exceed the values listed in the following table:"],"cite":{"instrument":"us_40cfr418","title":"40 CFR Part 418 — PART 418—FERTILIZER 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=418","source_sha256":"881822302cd9912ec4678ba7ccaa00276ff06f33a48ae154f399db6986c1ffda","fetched_at":"2026-09-24","section":"40 CFR 418.15 (NSPS)","page":null,"quote":"Total phosphorus (as P) 105 35"}},{"id":"7727d090bae3c55a","parameter":"Total phosphorus (as P)","value":"35","value_num":35,"unit":"mg/L","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7723-14-0","place":["US"],"conditions":["route is direct","cites is 40 CFR 418","the discharge is of the Subpart A—Phosphate Subcategory","new sources (NSPS)","(c) The concentration of pollutants discharged in process wastewater pursuant to the limitations of paragraph (b) shall not exceed the values listed in the following table:"],"cite":{"instrument":"us_40cfr418","title":"40 CFR Part 418 — PART 418—FERTILIZER 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=418","source_sha256":"881822302cd9912ec4678ba7ccaa00276ff06f33a48ae154f399db6986c1ffda","fetched_at":"2026-09-24","section":"40 CFR 418.15 (NSPS)","page":null,"quote":"Total phosphorus (as P) 105 35"}},{"id":"17436635648bfff8","parameter":"Total phosphorus (as P)","value":"105","value_num":105,"unit":"mg/L","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7723-14-0","place":["US"],"conditions":["route is direct","cites is 40 CFR 418","the discharge is of the Subpart A—Phosphate Subcategory","new sources (NSPS)","(d) The concentration of pollutants discharged in contaminated non-process wastewater shall not exceed the values listed in the following table:"],"cite":{"instrument":"us_40cfr418","title":"40 CFR Part 418 — PART 418—FERTILIZER 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=418","source_sha256":"881822302cd9912ec4678ba7ccaa00276ff06f33a48ae154f399db6986c1ffda","fetched_at":"2026-09-24","section":"40 CFR 418.15 (NSPS)","page":null,"quote":"Total phosphorus (as P) 105 35"}},{"id":"fc9c390742d77635","parameter":"Total phosphorus (as P)","value":"35","value_num":35,"unit":"mg/L","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7723-14-0","place":["US"],"conditions":["route is direct","cites is 40 CFR 418","the discharge is of the Subpart A—Phosphate Subcategory","new sources (NSPS)","(d) The concentration of pollutants discharged in contaminated non-process wastewater shall not exceed the values listed in the following table:"],"cite":{"instrument":"us_40cfr418","title":"40 CFR Part 418 — PART 418—FERTILIZER 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=418","source_sha256":"881822302cd9912ec4678ba7ccaa00276ff06f33a48ae154f399db6986c1ffda","fetched_at":"2026-09-24","section":"40 CFR 418.15 (NSPS)","page":null,"quote":"Total phosphorus (as P) 105 35"}},{"id":"b4a14f1833e05bca","parameter":"Total phosphorus (as P)","value":"35","value_num":35,"unit":"mg/L","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"sewer","parameter_key":"cas:7723-14-0","place":["US"],"conditions":["route is sewer","cites is 40 CFR 418","the discharge is of the Subpart G—Mixed and Blend Fertilizer Production Subcategory","new sources (PSNS)","The pretreatment standard under section 307(c) of the Act for a new source within the mixed and blend fertilizer subcategory which is a user of a publicly owned treatment works and a major contributing industry as defined in 40 CFR part 128 (and which would be a new source subject to section 306 of the Act, if it were to discharge pollutants to the navigable waters), shall be the same standard …"],"cite":{"instrument":"us_40cfr418","title":"40 CFR Part 418 — PART 418—FERTILIZER 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=418","source_sha256":"881822302cd9912ec4678ba7ccaa00276ff06f33a48ae154f399db6986c1ffda","fetched_at":"2026-09-24","section":"40 CFR 418.76 (PSNS)","page":null,"quote":"Total phosphorus (as P) 35 mg/l."}},{"id":"78b2f445daf4149b","parameter":"Total phosphorus (as P)","value":"105","value_num":105,"unit":"mg/L","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7723-14-0","place":["US"],"conditions":["route is direct","cites is 40 CFR 422","the discharge is of the Subpart D—Defluorinated Phosphate Rock Subcategory","existing sources (BPT)","(c) The concentration of pollutants discharged in process waste water pursuant to the limitations of paragraph (b) of this section shall not exceed the values listed in the following table:","table: [Milligrams per liter]"],"cite":{"instrument":"us_40cfr422","title":"40 CFR Part 422 — PART 422—PHOSPHATE MANUFACTURING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 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CFR Part 422 — PART 422—PHOSPHATE 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=422","source_sha256":"5b10885a56878a0a10277b8fdf945441e570a9316098995bb3f948e5bc5a52d9","fetched_at":"2026-09-24","section":"40 CFR 422.42 (BPT)","page":null,"quote":"Total phosphorus (as P) 105 35"}},{"id":"24e8e2b869563b74","parameter":"Total phosphorus (as P)","value":"105","value_num":105,"unit":"mg/L","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7723-14-0","place":["US"],"conditions":["route is direct","cites is 40 CFR 422","the discharge is of the Subpart D—Defluorinated Phosphate Rock Subcategory","existing sources (BPT)","(d) The concentration of pollutants discharged in contaminated nonprocess wastewater shall not exceed the values listed in the 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