{"query":{"parameter":"phosphorus","place":"US-MN","medium":null,"statistic":null,"kind":null},"searched":{"places":["US-MN","US"],"parameter_keys":["cas:7723-14-0","name:phosphorus","name:phosphorus-32","cas:26544-23-0","cas:10025-87-3","cas:10026-13-8","name:phosphorus, total","cas:7719-12-2","cas:12185-10-3","name:fosforo totale","name:fosforo totale (come p)","name:fosforo totale (p mg/l) — % di riduzione"],"names_matched":[["phosphorus","cas:7723-14-0"],["phosphorus","name:phosphorus"],["phosphorus 32","name:phosphorus-32"],["phosphorus acid isodecyl diphenyl ester","cas:26544-23-0"],["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"],["fosforo totale","name:fosforo totale","fosforo totale"],["fosforo totale come p","name:fosforo totale (come p)","fosforo totale"],["fosforo totale come p 2","name:fosforo totale (come p)","fosforo totale"],["fosforo totale p mg l di riduzione","name:fosforo totale (p mg/l) — % di riduzione","fosforo totale"]],"match":"exact+contains","order":"The place's own instruments first, then each place above it, each in its register's order"},"total":91,"offset":0,"returned":50,"next_offset":50,"rows":[{"id":"0480ffbb230cb2e9","parameter":"Phosphorus, total","value":"12","value_num":12,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:phosphorus, total","place":["US-MN"],"conditions":["receiving_water is freshwater","class 2A waters: coldwater aquatic life and habitats, also protected as a source of drinking water (Minn. R. 7050.0222 subp. 2; each water's class is listed in 7050.0470)","Eutrophication standards for class 2A lakes and reservoirs. Designated lake trout lakes in all ecoregions (lake trout lakes support natural populations of lake trout, Salvelinus namaycush):"],"cite":{"instrument":"us_mn_wqs","title":"Minnesota Rules ch. 7050 class 2 (2A, 2Bd, 2B/2D), class 4 and class 5 water quality standards, and ch. 7052 Lake Superior basin standards for GLI pollutants","issuer":"State of Minnesota, Pollution Control Agency","edition":"ch. 7050 as US EPA posts it in effect for CWA purposes (effective July 23, 2025; posting cover July 29, 2025), and ch. 7052 (effective June 26, 2018; Revisor publication 2017)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/mnwqs-chapter-7050.pdf","source_sha256":"1d4e781bf7b39a79bf6ea8ce64daaa05bb6c4bd5b04a98219d606ae88dbac150","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"Minn. R. 7050.0222 subp. 2","page":110,"quote":"Phosphorus, total​ μg/L​ 12​ NA​ --​ --​ NA​"}},{"id":"6154d213b902ece8","parameter":"Phosphorus, total","value":"20","value_num":20,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:phosphorus, total","place":["US-MN"],"conditions":["receiving_water is freshwater","class 2A waters: coldwater aquatic life and habitats, also protected as a source of drinking water (Minn. R. 7050.0222 subp. 2; each water's class is listed in 7050.0470)","Designated trout lakes in all ecoregions, except lake trout lakes:"],"cite":{"instrument":"us_mn_wqs","title":"Minnesota Rules ch. 7050 class 2 (2A, 2Bd, 2B/2D), class 4 and class 5 water quality standards, and ch. 7052 Lake Superior basin standards for GLI pollutants","issuer":"State of Minnesota, Pollution Control Agency","edition":"ch. 7050 as US EPA posts it in effect for CWA purposes (effective July 23, 2025; posting cover July 29, 2025), and ch. 7052 (effective June 26, 2018; Revisor publication 2017)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/mnwqs-chapter-7050.pdf","source_sha256":"1d4e781bf7b39a79bf6ea8ce64daaa05bb6c4bd5b04a98219d606ae88dbac150","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"Minn. R. 7050.0222 subp. 2","page":110,"quote":"Phosphorus, total​ μg/L​ 20​ NA​ --​ --​ NA​"}},{"id":"dafe5a60a258afe8","parameter":"Phosphorus, total","value":"less than or equal to 50","value_num":50,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:phosphorus, total","place":["US-MN"],"conditions":["receiving_water is freshwater","class 2A waters: coldwater aquatic life and habitats, also protected as a source of drinking water (Minn. R. 7050.0222 subp. 2; each water's class is listed in 7050.0470)","Eutrophication standards for class 2A rivers and streams. North River Nutrient Region:"],"cite":{"instrument":"us_mn_wqs","title":"Minnesota Rules ch. 7050 class 2 (2A, 2Bd, 2B/2D), class 4 and class 5 water quality standards, and ch. 7052 Lake Superior basin standards for GLI pollutants","issuer":"State of Minnesota, Pollution Control Agency","edition":"ch. 7050 as US EPA posts it in effect for CWA purposes (effective July 23, 2025; posting cover July 29, 2025), and ch. 7052 (effective June 26, 2018; Revisor publication 2017)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/mnwqs-chapter-7050.pdf","source_sha256":"1d4e781bf7b39a79bf6ea8ce64daaa05bb6c4bd5b04a98219d606ae88dbac150","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"Minn. R. 7050.0222 subp. 2","page":110,"quote":"Phosphorus, total​ μg/L​ less than or equal to 50​"}},{"id":"c51e7e5fca58b3d1","parameter":"Phosphorus, total","value":"less than or equal to 100","value_num":100,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:phosphorus, total","place":["US-MN"],"conditions":["receiving_water is freshwater","class 2A waters: coldwater aquatic life and habitats, also protected as a source of drinking water (Minn. R. 7050.0222 subp. 2; each water's class is listed in 7050.0470)","Central River Nutrient Region:"],"cite":{"instrument":"us_mn_wqs","title":"Minnesota Rules ch. 7050 class 2 (2A, 2Bd, 2B/2D), class 4 and class 5 water quality standards, and ch. 7052 Lake Superior basin standards for GLI pollutants","issuer":"State of Minnesota, Pollution Control Agency","edition":"ch. 7050 as US EPA posts it in effect for CWA purposes (effective July 23, 2025; posting cover July 29, 2025), and ch. 7052 (effective June 26, 2018; Revisor publication 2017)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/mnwqs-chapter-7050.pdf","source_sha256":"1d4e781bf7b39a79bf6ea8ce64daaa05bb6c4bd5b04a98219d606ae88dbac150","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"Minn. R. 7050.0222 subp. 2","page":111,"quote":"Phosphorus, total​ μg/L​ less than or equal to 100​"}},{"id":"151eb07d7de5ad79","parameter":"Phosphorus, total","value":"less than or equal to 150","value_num":150,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:phosphorus, total","place":["US-MN"],"conditions":["receiving_water is freshwater","class 2A waters: coldwater aquatic life and habitats, also protected as a source of drinking water (Minn. R. 7050.0222 subp. 2; each water's class is listed in 7050.0470)","South River Nutrient Region:"],"cite":{"instrument":"us_mn_wqs","title":"Minnesota Rules ch. 7050 class 2 (2A, 2Bd, 2B/2D), class 4 and class 5 water quality standards, and ch. 7052 Lake Superior basin standards for GLI pollutants","issuer":"State of Minnesota, Pollution Control Agency","edition":"ch. 7050 as US EPA posts it in effect for CWA purposes (effective July 23, 2025; posting cover July 29, 2025), and ch. 7052 (effective June 26, 2018; Revisor publication 2017)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/mnwqs-chapter-7050.pdf","source_sha256":"1d4e781bf7b39a79bf6ea8ce64daaa05bb6c4bd5b04a98219d606ae88dbac150","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"Minn. R. 7050.0222 subp. 2","page":111,"quote":"Phosphorus, total​ μg/L​ less than or equal to 150​"}},{"id":"5688ae3cf56b4b11","parameter":"Phosphorus, total","value":"30","value_num":30,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:phosphorus, total","place":["US-MN"],"conditions":["receiving_water is freshwater","class 2Bd waters: cool or warm water aquatic life and habitats, also protected as a source of drinking water (Minn. R. 7050.0222 subp. 3)","Eutrophication standards for class 2Bd lakes, shallow lakes, and reservoirs. Lakes, Shallow Lakes, and Reservoirs in Northern Lakes and Forest Ecoregion"],"cite":{"instrument":"us_mn_wqs","title":"Minnesota Rules ch. 7050 class 2 (2A, 2Bd, 2B/2D), class 4 and class 5 water quality standards, and ch. 7052 Lake Superior basin standards for GLI pollutants","issuer":"State of Minnesota, Pollution Control Agency","edition":"ch. 7050 as US EPA posts it in effect for CWA purposes (effective July 23, 2025; posting cover July 29, 2025), and ch. 7052 (effective June 26, 2018; Revisor publication 2017)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/mnwqs-chapter-7050.pdf","source_sha256":"1d4e781bf7b39a79bf6ea8ce64daaa05bb6c4bd5b04a98219d606ae88dbac150","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"Minn. R. 7050.0222 subp. 3","page":124,"quote":"Phosphorus, total​ μg/L​ 30​ NA​ --​ --​ NA​"}},{"id":"6abf2ef4a176c9cb","parameter":"Phosphorus, total","value":"40","value_num":40,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:phosphorus, total","place":["US-MN"],"conditions":["receiving_water is freshwater","class 2Bd waters: cool or warm water aquatic life and habitats, also protected as a source of drinking water (Minn. R. 7050.0222 subp. 3)","Lakes and Reservoirs in North Central Hardwood Forest Ecoregion"],"cite":{"instrument":"us_mn_wqs","title":"Minnesota Rules ch. 7050 class 2 (2A, 2Bd, 2B/2D), class 4 and class 5 water quality standards, and ch. 7052 Lake Superior basin standards for GLI pollutants","issuer":"State of Minnesota, Pollution Control Agency","edition":"ch. 7050 as US EPA posts it in effect for CWA purposes (effective July 23, 2025; posting cover July 29, 2025), and ch. 7052 (effective June 26, 2018; Revisor publication 2017)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/mnwqs-chapter-7050.pdf","source_sha256":"1d4e781bf7b39a79bf6ea8ce64daaa05bb6c4bd5b04a98219d606ae88dbac150","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"Minn. R. 7050.0222 subp. 3","page":124,"quote":"Phosphorus, total​ μg/L​ 40​ NA​ --​ --​ NA​"}},{"id":"3cdb463e54e64339","parameter":"Phosphorus, total","value":"65","value_num":65,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:phosphorus, total","place":["US-MN"],"conditions":["receiving_water is freshwater","class 2Bd waters: cool or warm water aquatic life and habitats, also protected as a source of drinking water (Minn. R. 7050.0222 subp. 3)","Lakes and Reservoirs in Western Corn Belt Plains and Northern Glaciated Plains Ecoregions"],"cite":{"instrument":"us_mn_wqs","title":"Minnesota Rules ch. 7050 class 2 (2A, 2Bd, 2B/2D), class 4 and class 5 water quality standards, and ch. 7052 Lake Superior basin standards for GLI pollutants","issuer":"State of Minnesota, Pollution Control Agency","edition":"ch. 7050 as US EPA posts it in effect for CWA purposes (effective July 23, 2025; posting cover July 29, 2025), and ch. 7052 (effective June 26, 2018; Revisor publication 2017)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/mnwqs-chapter-7050.pdf","source_sha256":"1d4e781bf7b39a79bf6ea8ce64daaa05bb6c4bd5b04a98219d606ae88dbac150","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"Minn. R. 7050.0222 subp. 3","page":124,"quote":"Phosphorus, total​ μg/L​ 65​ NA​ --​ --​ NA​"}},{"id":"520c00aab23ac2d8","parameter":"Phosphorus, total","value":"60","value_num":60,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:phosphorus, total","place":["US-MN"],"conditions":["receiving_water is freshwater","class 2Bd waters: cool or warm water aquatic life and habitats, also protected as a source of drinking water (Minn. R. 7050.0222 subp. 3)","Shallow Lakes in North Central Hardwood Forest Ecoregion"],"cite":{"instrument":"us_mn_wqs","title":"Minnesota Rules ch. 7050 class 2 (2A, 2Bd, 2B/2D), class 4 and class 5 water quality standards, and ch. 7052 Lake Superior basin standards for GLI pollutants","issuer":"State of Minnesota, Pollution Control Agency","edition":"ch. 7050 as US EPA posts it in effect for CWA purposes (effective July 23, 2025; posting cover July 29, 2025), and ch. 7052 (effective June 26, 2018; Revisor publication 2017)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/mnwqs-chapter-7050.pdf","source_sha256":"1d4e781bf7b39a79bf6ea8ce64daaa05bb6c4bd5b04a98219d606ae88dbac150","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"Minn. R. 7050.0222 subp. 3","page":125,"quote":"Phosphorus, total​ μg/L​ 60​ NA​ --​ --​ NA​"}},{"id":"1d44b2758ee12596","parameter":"Phosphorus, total","value":"90","value_num":90,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:phosphorus, total","place":["US-MN"],"conditions":["receiving_water is freshwater","class 2Bd waters: cool or warm water aquatic life and habitats, also protected as a source of drinking water (Minn. R. 7050.0222 subp. 3)","Shallow Lakes in Western Corn Belt Plains and Northern Glaciated Plains Ecoregions"],"cite":{"instrument":"us_mn_wqs","title":"Minnesota Rules ch. 7050 class 2 (2A, 2Bd, 2B/2D), class 4 and class 5 water quality standards, and ch. 7052 Lake Superior basin standards for GLI pollutants","issuer":"State of Minnesota, Pollution Control Agency","edition":"ch. 7050 as US EPA posts it in effect for CWA purposes (effective July 23, 2025; posting cover July 29, 2025), and ch. 7052 (effective June 26, 2018; Revisor publication 2017)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/mnwqs-chapter-7050.pdf","source_sha256":"1d4e781bf7b39a79bf6ea8ce64daaa05bb6c4bd5b04a98219d606ae88dbac150","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"Minn. R. 7050.0222 subp. 3","page":125,"quote":"Phosphorus, total​ μg/L​ 90​ NA​ --​ --​ NA​"}},{"id":"aa6eb2e03ff1c278","parameter":"Phosphorus, total","value":"less than or equal to 50","value_num":50,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:phosphorus, total","place":["US-MN"],"conditions":["receiving_water is freshwater","class 2Bd waters: cool or warm water aquatic life and habitats, also protected as a source of drinking water (Minn. R. 7050.0222 subp. 3)","Eutrophication standards for class 2Bd rivers and streams. North River Nutrient Region"],"cite":{"instrument":"us_mn_wqs","title":"Minnesota Rules ch. 7050 class 2 (2A, 2Bd, 2B/2D), class 4 and class 5 water quality standards, and ch. 7052 Lake Superior basin standards for GLI pollutants","issuer":"State of Minnesota, Pollution Control Agency","edition":"ch. 7050 as US EPA posts it in effect for CWA purposes (effective July 23, 2025; posting cover July 29, 2025), and ch. 7052 (effective June 26, 2018; Revisor publication 2017)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/mnwqs-chapter-7050.pdf","source_sha256":"1d4e781bf7b39a79bf6ea8ce64daaa05bb6c4bd5b04a98219d606ae88dbac150","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"Minn. R. 7050.0222 subp. 3","page":125,"quote":"Phosphorus, total​ μg/L​ less than or equal to 50​"}},{"id":"b84f53264f2b4421","parameter":"Phosphorus, total","value":"less than or equal to 100","value_num":100,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:phosphorus, total","place":["US-MN"],"conditions":["receiving_water is freshwater","class 2Bd waters: cool or warm water aquatic life and habitats, also protected as a source of drinking water (Minn. R. 7050.0222 subp. 3)","Central River Nutrient Region"],"cite":{"instrument":"us_mn_wqs","title":"Minnesota Rules ch. 7050 class 2 (2A, 2Bd, 2B/2D), class 4 and class 5 water quality standards, and ch. 7052 Lake Superior basin standards for GLI pollutants","issuer":"State of Minnesota, Pollution Control Agency","edition":"ch. 7050 as US EPA posts it in effect for CWA purposes (effective July 23, 2025; posting cover July 29, 2025), and ch. 7052 (effective June 26, 2018; Revisor publication 2017)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/mnwqs-chapter-7050.pdf","source_sha256":"1d4e781bf7b39a79bf6ea8ce64daaa05bb6c4bd5b04a98219d606ae88dbac150","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"Minn. R. 7050.0222 subp. 3","page":125,"quote":"Phosphorus, total​ μg/L​ less than or equal to 100​"}},{"id":"9088ef70190a44a0","parameter":"Phosphorus, total","value":"less than or equal to 150","value_num":150,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:phosphorus, total","place":["US-MN"],"conditions":["receiving_water is freshwater","class 2Bd waters: cool or warm water aquatic life and habitats, also protected as a source of drinking water (Minn. R. 7050.0222 subp. 3)","South River Nutrient Region"],"cite":{"instrument":"us_mn_wqs","title":"Minnesota Rules ch. 7050 class 2 (2A, 2Bd, 2B/2D), class 4 and class 5 water quality standards, and ch. 7052 Lake Superior basin standards for GLI pollutants","issuer":"State of Minnesota, Pollution Control Agency","edition":"ch. 7050 as US EPA posts it in effect for CWA purposes (effective July 23, 2025; posting cover July 29, 2025), and ch. 7052 (effective June 26, 2018; Revisor publication 2017)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/mnwqs-chapter-7050.pdf","source_sha256":"1d4e781bf7b39a79bf6ea8ce64daaa05bb6c4bd5b04a98219d606ae88dbac150","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"Minn. R. 7050.0222 subp. 3","page":125,"quote":"Phosphorus, total​ μg/L​ less than or equal to 150​"}},{"id":"08b9ef2d55e72af3","parameter":"Phosphorus, total","value":"30","value_num":30,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:phosphorus, total","place":["US-MN"],"conditions":["receiving_water is freshwater","class 2B waters: cool or warm water aquatic life and habitats, not protected as a source of drinking water (Minn. R. 7050.0222 subp. 4); class 2D wetlands take these standards save dissolved oxygen, pH, temperature and chloride (subp. 6)","Eutrophication standards for class 2B lakes, shallow lakes, and reservoirs. Lakes, Shallow Lakes, and Reservoirs in Northern Lakes and Forest Ecoregions"],"cite":{"instrument":"us_mn_wqs","title":"Minnesota Rules ch. 7050 class 2 (2A, 2Bd, 2B/2D), class 4 and class 5 water quality standards, and ch. 7052 Lake Superior basin standards for GLI pollutants","issuer":"State of Minnesota, Pollution Control Agency","edition":"ch. 7050 as US EPA posts it in effect for CWA purposes (effective July 23, 2025; posting cover July 29, 2025), and ch. 7052 (effective June 26, 2018; Revisor publication 2017)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/mnwqs-chapter-7050.pdf","source_sha256":"1d4e781bf7b39a79bf6ea8ce64daaa05bb6c4bd5b04a98219d606ae88dbac150","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"Minn. R. 7050.0222 subp. 4","page":141,"quote":"Phosphorus, total​ μg/L​ 30​ NA​ --​ --​ NA​"}},{"id":"f99873c355329fb4","parameter":"Phosphorus, total","value":"40","value_num":40,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:phosphorus, total","place":["US-MN"],"conditions":["receiving_water is freshwater","class 2B waters: cool or warm water aquatic life and habitats, not protected as a source of drinking water (Minn. R. 7050.0222 subp. 4); class 2D wetlands take these standards save dissolved oxygen, pH, temperature and chloride (subp. 6)","Lakes and Reservoirs in North Central Hardwood Forest Ecoregion"],"cite":{"instrument":"us_mn_wqs","title":"Minnesota Rules ch. 7050 class 2 (2A, 2Bd, 2B/2D), class 4 and class 5 water quality standards, and ch. 7052 Lake Superior basin standards for GLI pollutants","issuer":"State of Minnesota, Pollution Control Agency","edition":"ch. 7050 as US EPA posts it in effect for CWA purposes (effective July 23, 2025; posting cover July 29, 2025), and ch. 7052 (effective June 26, 2018; Revisor publication 2017)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/mnwqs-chapter-7050.pdf","source_sha256":"1d4e781bf7b39a79bf6ea8ce64daaa05bb6c4bd5b04a98219d606ae88dbac150","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"Minn. R. 7050.0222 subp. 4","page":142,"quote":"Phosphorus, total​ μg/L​ 40​ NA​ --​ --​ NA​"}},{"id":"a4d5f73518f36dce","parameter":"Phosphorus, total","value":"65","value_num":65,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:phosphorus, total","place":["US-MN"],"conditions":["receiving_water is freshwater","class 2B waters: cool or warm water aquatic life and habitats, not protected as a source of drinking water (Minn. R. 7050.0222 subp. 4); class 2D wetlands take these standards save dissolved oxygen, pH, temperature and chloride (subp. 6)","Lakes and Reservoirs in Western Corn Belt Plains and Northern Glaciated Plains Ecoregions"],"cite":{"instrument":"us_mn_wqs","title":"Minnesota Rules ch. 7050 class 2 (2A, 2Bd, 2B/2D), class 4 and class 5 water quality standards, and ch. 7052 Lake Superior basin standards for GLI pollutants","issuer":"State of Minnesota, Pollution Control Agency","edition":"ch. 7050 as US EPA posts it in effect for CWA purposes (effective July 23, 2025; posting cover July 29, 2025), and ch. 7052 (effective June 26, 2018; Revisor publication 2017)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/mnwqs-chapter-7050.pdf","source_sha256":"1d4e781bf7b39a79bf6ea8ce64daaa05bb6c4bd5b04a98219d606ae88dbac150","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"Minn. R. 7050.0222 subp. 4","page":142,"quote":"Phosphorus, total​ μg/L​ 65​ NA​ --​ --​ NA​"}},{"id":"ed949730d1f478f8","parameter":"Phosphorus, total","value":"60","value_num":60,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:phosphorus, total","place":["US-MN"],"conditions":["receiving_water is freshwater","class 2B waters: cool or warm water aquatic life and habitats, not protected as a source of drinking water (Minn. R. 7050.0222 subp. 4); class 2D wetlands take these standards save dissolved oxygen, pH, temperature and chloride (subp. 6)","Shallow Lakes in North Central Hardwood Forest Ecoregion"],"cite":{"instrument":"us_mn_wqs","title":"Minnesota Rules ch. 7050 class 2 (2A, 2Bd, 2B/2D), class 4 and class 5 water quality standards, and ch. 7052 Lake Superior basin standards for GLI pollutants","issuer":"State of Minnesota, Pollution Control Agency","edition":"ch. 7050 as US EPA posts it in effect for CWA purposes (effective July 23, 2025; posting cover July 29, 2025), and ch. 7052 (effective June 26, 2018; Revisor publication 2017)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/mnwqs-chapter-7050.pdf","source_sha256":"1d4e781bf7b39a79bf6ea8ce64daaa05bb6c4bd5b04a98219d606ae88dbac150","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"Minn. R. 7050.0222 subp. 4","page":142,"quote":"Phosphorus, total​ μg/L​ 60​ NA​ --​ --​ NA​"}},{"id":"6fd02d7ae266155e","parameter":"Phosphorus, total","value":"90","value_num":90,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:phosphorus, total","place":["US-MN"],"conditions":["receiving_water is freshwater","class 2B waters: cool or warm water aquatic life and habitats, not protected as a source of drinking water (Minn. R. 7050.0222 subp. 4); class 2D wetlands take these standards save dissolved oxygen, pH, temperature and chloride (subp. 6)","Shallow Lakes in Western Corn Belt Plains and Northern Glaciated Plains Ecoregions"],"cite":{"instrument":"us_mn_wqs","title":"Minnesota Rules ch. 7050 class 2 (2A, 2Bd, 2B/2D), class 4 and class 5 water quality standards, and ch. 7052 Lake Superior basin standards for GLI pollutants","issuer":"State of Minnesota, Pollution Control Agency","edition":"ch. 7050 as US EPA posts it in effect for CWA purposes (effective July 23, 2025; posting cover July 29, 2025), and ch. 7052 (effective June 26, 2018; Revisor publication 2017)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/mnwqs-chapter-7050.pdf","source_sha256":"1d4e781bf7b39a79bf6ea8ce64daaa05bb6c4bd5b04a98219d606ae88dbac150","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"Minn. R. 7050.0222 subp. 4","page":142,"quote":"Phosphorus, total​ μg/L​ 90​ NA​ --​ --​ NA​"}},{"id":"a287504e90b4818a","parameter":"Phosphorus, total","value":"less than or equal to 50","value_num":50,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:phosphorus, total","place":["US-MN"],"conditions":["receiving_water is freshwater","class 2B waters: cool or warm water aquatic life and habitats, not protected as a source of drinking water (Minn. R. 7050.0222 subp. 4); class 2D wetlands take these standards save dissolved oxygen, pH, temperature and chloride (subp. 6)","Eutrophication standards for class 2B rivers and streams. North River Nutrient Region"],"cite":{"instrument":"us_mn_wqs","title":"Minnesota Rules ch. 7050 class 2 (2A, 2Bd, 2B/2D), class 4 and class 5 water quality standards, and ch. 7052 Lake Superior basin standards for GLI pollutants","issuer":"State of Minnesota, Pollution Control Agency","edition":"ch. 7050 as US EPA posts it in effect for CWA purposes (effective July 23, 2025; posting cover July 29, 2025), and ch. 7052 (effective June 26, 2018; Revisor publication 2017)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/mnwqs-chapter-7050.pdf","source_sha256":"1d4e781bf7b39a79bf6ea8ce64daaa05bb6c4bd5b04a98219d606ae88dbac150","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"Minn. R. 7050.0222 subp. 4","page":143,"quote":"Phosphorus, total​ μg/L​ less than or equal to 50​"}},{"id":"66f0f60c672932cf","parameter":"Phosphorus, total","value":"less than or equal to 100","value_num":100,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:phosphorus, total","place":["US-MN"],"conditions":["receiving_water is freshwater","class 2B waters: cool or warm water aquatic life and habitats, not protected as a source of drinking water (Minn. R. 7050.0222 subp. 4); class 2D wetlands take these standards save dissolved oxygen, pH, temperature and chloride (subp. 6)","Central River Nutrient Region"],"cite":{"instrument":"us_mn_wqs","title":"Minnesota Rules ch. 7050 class 2 (2A, 2Bd, 2B/2D), class 4 and class 5 water quality standards, and ch. 7052 Lake Superior basin standards for GLI pollutants","issuer":"State of Minnesota, Pollution Control Agency","edition":"ch. 7050 as US EPA posts it in effect for CWA purposes (effective July 23, 2025; posting cover July 29, 2025), and ch. 7052 (effective June 26, 2018; Revisor publication 2017)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/mnwqs-chapter-7050.pdf","source_sha256":"1d4e781bf7b39a79bf6ea8ce64daaa05bb6c4bd5b04a98219d606ae88dbac150","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"Minn. R. 7050.0222 subp. 4","page":143,"quote":"Phosphorus, total​ μg/L​ less than or equal to 100​"}},{"id":"e38533a447ac3605","parameter":"Phosphorus, total","value":"less than or equal to 150","value_num":150,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:phosphorus, total","place":["US-MN"],"conditions":["receiving_water is freshwater","class 2B waters: cool or warm water aquatic life and habitats, not protected as a source of drinking water (Minn. R. 7050.0222 subp. 4); class 2D wetlands take these standards save dissolved oxygen, pH, temperature and chloride (subp. 6)","South River Nutrient Region"],"cite":{"instrument":"us_mn_wqs","title":"Minnesota Rules ch. 7050 class 2 (2A, 2Bd, 2B/2D), class 4 and class 5 water quality standards, and ch. 7052 Lake Superior basin standards for GLI pollutants","issuer":"State of Minnesota, Pollution Control Agency","edition":"ch. 7050 as US EPA posts it in effect for CWA purposes (effective July 23, 2025; posting cover July 29, 2025), and ch. 7052 (effective June 26, 2018; Revisor publication 2017)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/mnwqs-chapter-7050.pdf","source_sha256":"1d4e781bf7b39a79bf6ea8ce64daaa05bb6c4bd5b04a98219d606ae88dbac150","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"Minn. R. 7050.0222 subp. 4","page":143,"quote":"Phosphorus, total​ μg/L​ less than or equal to 150​"}},{"id":"06b0e6e9f8eec3ed","parameter":"Phosphorus, total","value":"less than or equal to 100","value_num":100,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:phosphorus, total","place":["US-MN"],"conditions":["receiving_water is freshwater","class 2B waters: cool or warm water aquatic life and habitats, not protected as a source of drinking water (Minn. R. 7050.0222 subp. 4); class 2D wetlands take these standards save dissolved oxygen, pH, temperature and chloride (subp. 6)","Site-specific standards for specified river reaches or other waters are: Mississippi River Navigational Pool 1 (river miles 854.1 to 847.7 reach from Fridley to Ford Dam in St. Paul)"],"cite":{"instrument":"us_mn_wqs","title":"Minnesota Rules ch. 7050 class 2 (2A, 2Bd, 2B/2D), class 4 and class 5 water quality standards, and ch. 7052 Lake Superior basin standards for GLI pollutants","issuer":"State of Minnesota, Pollution Control Agency","edition":"ch. 7050 as US EPA posts it in effect for CWA purposes (effective July 23, 2025; posting cover July 29, 2025), and ch. 7052 (effective June 26, 2018; Revisor publication 2017)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/mnwqs-chapter-7050.pdf","source_sha256":"1d4e781bf7b39a79bf6ea8ce64daaa05bb6c4bd5b04a98219d606ae88dbac150","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"Minn. R. 7050.0222 subp. 4","page":143,"quote":"Phosphorus, total​ μg/L​ less than or equal to 100​"}},{"id":"76f4b1dd2c9913e0","parameter":"Phosphorus, total","value":"less than or equal to 125","value_num":125,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:phosphorus, total","place":["US-MN"],"conditions":["receiving_water is freshwater","class 2B waters: cool or warm water aquatic life and habitats, not protected as a source of drinking water (Minn. R. 7050.0222 subp. 4); class 2D wetlands take these standards save dissolved oxygen, pH, temperature and chloride (subp. 6)","Mississippi River Navigational Pool 2 (river miles 847.7 to 815.2 reach from Ford Dam to Hastings Dam)"],"cite":{"instrument":"us_mn_wqs","title":"Minnesota Rules ch. 7050 class 2 (2A, 2Bd, 2B/2D), class 4 and class 5 water quality standards, and ch. 7052 Lake Superior basin standards for GLI pollutants","issuer":"State of Minnesota, Pollution Control Agency","edition":"ch. 7050 as US EPA posts it in effect for CWA purposes (effective July 23, 2025; posting cover July 29, 2025), and ch. 7052 (effective June 26, 2018; Revisor publication 2017)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/mnwqs-chapter-7050.pdf","source_sha256":"1d4e781bf7b39a79bf6ea8ce64daaa05bb6c4bd5b04a98219d606ae88dbac150","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"Minn. R. 7050.0222 subp. 4","page":143,"quote":"Phosphorus, total​ μg/L​ less than or equal to 125​"}},{"id":"7b145796eeddd690","parameter":"Phosphorus, total","value":"less than or equal to 100","value_num":100,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:phosphorus, total","place":["US-MN"],"conditions":["receiving_water is freshwater","class 2B waters: cool or warm water aquatic life and habitats, not protected as a source of drinking water (Minn. R. 7050.0222 subp. 4); class 2D wetlands take these standards save dissolved oxygen, pH, temperature and chloride (subp. 6)","Mississippi River Navigational Pool 3 (river miles 815.2 to 796.9 reach from Hastings Dam to Red Wing Dam)"],"cite":{"instrument":"us_mn_wqs","title":"Minnesota Rules ch. 7050 class 2 (2A, 2Bd, 2B/2D), class 4 and class 5 water quality standards, and ch. 7052 Lake Superior basin standards for GLI pollutants","issuer":"State of Minnesota, Pollution Control Agency","edition":"ch. 7050 as US EPA posts it in effect for CWA purposes (effective July 23, 2025; posting cover July 29, 2025), and ch. 7052 (effective June 26, 2018; Revisor publication 2017)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/mnwqs-chapter-7050.pdf","source_sha256":"1d4e781bf7b39a79bf6ea8ce64daaa05bb6c4bd5b04a98219d606ae88dbac150","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"Minn. R. 7050.0222 subp. 4","page":144,"quote":"Phosphorus, total​ μg/L​ less than or equal to 100​"}},{"id":"0d285fce7a9258ca","parameter":"Phosphorus, total","value":"less than or equal to 100","value_num":100,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:phosphorus, total","place":["US-MN"],"conditions":["receiving_water is freshwater","class 2B waters: cool or warm water aquatic life and habitats, not protected as a source of drinking water (Minn. R. 7050.0222 subp. 4); class 2D wetlands take these standards save dissolved oxygen, pH, temperature and chloride (subp. 6)","Mississippi River Navigational Pools 5 to 8 (river miles 752.8 to 679.1 Alma Dam to Genoa Dam)"],"cite":{"instrument":"us_mn_wqs","title":"Minnesota Rules ch. 7050 class 2 (2A, 2Bd, 2B/2D), class 4 and class 5 water quality standards, and ch. 7052 Lake Superior basin standards for GLI pollutants","issuer":"State of Minnesota, Pollution Control Agency","edition":"ch. 7050 as US EPA posts it in effect for CWA purposes (effective July 23, 2025; posting cover July 29, 2025), and ch. 7052 (effective June 26, 2018; Revisor publication 2017)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/mnwqs-chapter-7050.pdf","source_sha256":"1d4e781bf7b39a79bf6ea8ce64daaa05bb6c4bd5b04a98219d606ae88dbac150","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"Minn. R. 7050.0222 subp. 4","page":144,"quote":"Phosphorus, total​ μg/L​ less than or equal to 100​"}},{"id":"fb082f327c0f85e4","parameter":"Phosphorus, total","value":"less than or equal to 100","value_num":100,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:phosphorus, total","place":["US-MN"],"conditions":["receiving_water is freshwater","class 2B waters: cool or warm water aquatic life and habitats, not protected as a source of drinking water (Minn. R. 7050.0222 subp. 4); class 2D wetlands take these standards save dissolved oxygen, pH, temperature and chloride (subp. 6)","Lake Pepin"],"cite":{"instrument":"us_mn_wqs","title":"Minnesota Rules ch. 7050 class 2 (2A, 2Bd, 2B/2D), class 4 and class 5 water quality standards, and ch. 7052 Lake Superior basin standards for GLI pollutants","issuer":"State of Minnesota, Pollution Control Agency","edition":"ch. 7050 as US EPA posts it in effect for CWA purposes (effective July 23, 2025; posting cover July 29, 2025), and ch. 7052 (effective June 26, 2018; Revisor publication 2017)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/mnwqs-chapter-7050.pdf","source_sha256":"1d4e781bf7b39a79bf6ea8ce64daaa05bb6c4bd5b04a98219d606ae88dbac150","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"Minn. R. 7050.0222 subp. 4","page":144,"quote":"Phosphorus, total​ μg/L​ less than or equal to 100​"}},{"id":"1f6f34e2a22d0cb9","parameter":"Phosphorus, total","value":"less than or equal to 75","value_num":75,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:phosphorus, total","place":["US-MN"],"conditions":["receiving_water is freshwater","class 2B waters: cool or warm water aquatic life and habitats, not protected as a source of drinking water (Minn. R. 7050.0222 subp. 4); class 2D wetlands take these standards save dissolved oxygen, pH, temperature and chloride (subp. 6)","Crow Wing River from confluence of Long Prairie River to the mouth of the Crow Wing River at the Mississippi River"],"cite":{"instrument":"us_mn_wqs","title":"Minnesota Rules ch. 7050 class 2 (2A, 2Bd, 2B/2D), class 4 and class 5 water quality standards, and ch. 7052 Lake Superior basin standards for GLI pollutants","issuer":"State of Minnesota, Pollution Control Agency","edition":"ch. 7050 as US EPA posts it in effect for CWA purposes (effective July 23, 2025; posting cover July 29, 2025), and ch. 7052 (effective June 26, 2018; Revisor publication 2017)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/mnwqs-chapter-7050.pdf","source_sha256":"1d4e781bf7b39a79bf6ea8ce64daaa05bb6c4bd5b04a98219d606ae88dbac150","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"Minn. R. 7050.0222 subp. 4","page":144,"quote":"Phosphorus, total​ μg/L​ less than or equal to 75​"}},{"id":"8d0f47662bd904aa","parameter":"Phosphorus, total","value":"less than or equal to 125","value_num":125,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:phosphorus, total","place":["US-MN"],"conditions":["receiving_water is freshwater","class 2B waters: cool or warm water aquatic life and habitats, not protected as a source of drinking water (Minn. R. 7050.0222 subp. 4); class 2D wetlands take these standards save dissolved oxygen, pH, temperature and chloride (subp. 6)","Crow River from the confluence of the North Fork of the Crow River and South Fork of the Crow River to the mouth of the Crow River at the Mississippi River"],"cite":{"instrument":"us_mn_wqs","title":"Minnesota Rules ch. 7050 class 2 (2A, 2Bd, 2B/2D), class 4 and class 5 water quality standards, and ch. 7052 Lake Superior basin standards for GLI pollutants","issuer":"State of Minnesota, Pollution Control Agency","edition":"ch. 7050 as US EPA posts it in effect for CWA purposes (effective July 23, 2025; posting cover July 29, 2025), and ch. 7052 (effective June 26, 2018; Revisor publication 2017)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/mnwqs-chapter-7050.pdf","source_sha256":"1d4e781bf7b39a79bf6ea8ce64daaa05bb6c4bd5b04a98219d606ae88dbac150","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"Minn. R. 7050.0222 subp. 4","page":144,"quote":"Phosphorus, total​ μg/L​ less than or equal to 125​"}},{"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","source_status":{"checked":"2026-10-15","status":"unchanged"},"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","source_status":{"checked":"2026-10-15","status":"unchanged"},"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","source_status":{"checked":"2026-10-15","status":"unchanged"},"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","source_status":{"checked":"2026-10-15","status":"unchanged"},"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","source_status":{"checked":"2026-10-15","status":"unchanged"},"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 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