{"query":{"parameter":"selenium","place":"US-AZ","medium":null,"statistic":null,"kind":null},"searched":{"places":["US-AZ","US"],"parameter_keys":["cas:7782-49-2","name:selenium, dissolved","name:selenium, fish egg or ovary tissue","name:selenium, fish muscle tissue","name:selenium, fish whole body tissue","cas:7446-34-6","name:selenium, total","name:selenium - total alert concentration","name:selenium - total guideline","name:selenium v","name:total selenium [freshwater – for flowing (lotic) waters]","name:total selenium [freshwater – for still/standing (lentic) waters]","name:total selenium"],"names_matched":[["selenium","cas:7782-49-2"],["selenium dissolved","name:selenium, dissolved"],["selenium fish egg or ovary tissue","name:selenium, fish egg or ovary tissue"],["selenium fish muscle tissue","name:selenium, fish muscle tissue"],["selenium fish whole body tissue","name:selenium, fish whole body tissue"],["selenium monosulfide","cas:7446-34-6"],["selenium sulfide","cas:7446-34-6"],["selenium total","name:selenium, total"],["selenium total alert concentration","name:selenium - total alert concentration"],["selenium total guideline","name:selenium - total guideline"],["selenium v","name:selenium v"],["total selenium freshwater for flowing lotic waters","name:total selenium [freshwater – for flowing (lotic) waters]"],["total selenium freshwater for still standing lentic waters","name:total selenium [freshwater – for still/standing (lentic) waters]"],["total selenium marine","name:total selenium"]],"match":"exact+contains","order":"The place's own instruments first, then each place above it, each in its register's order; rows for a marine receiving water after the rest, as none of the place's own rows names a marine, salt, estuarine, coastal or ocean water"},"total":105,"offset":0,"returned":50,"next_offset":50,"rows":[{"id":"cbd9f70dfa5aea6c","parameter":"Selenium","value":"50 T","value_num":50,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:7782-49-2","place":["US-AZ"],"conditions":["receiving_water is freshwater","surface water with the designated use DWS, domestic water source (A.A.C. R18-11-104; uses by water in Appendix B)"],"cite":{"instrument":"us_az_wqs","title":"Arizona A.A.C. R18-11 Appendix A: Table 1 numeric water quality standards by designated use, and Tables 2-9 hardness-dependent metals","issuer":"State of Arizona, Department of Environmental Quality","edition":"18 A.A.C. 11 as US EPA posts it in effect for CWA purposes (effective June 10, 2025; cover September 19, 2025); Appendix A as amended at 22 A.A.R. 2328, effective August 2, 2016 (Supp. 16-4)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/az-chapter11.pdf","source_sha256":"99f94cb118d44c2d748701484be39ab062258b07e3912fae7c9a651fcc4fc6ce","fetched_at":"2026-10-14","section":"18 A.A.C. 11, Appendix A, Table 1","page":37,"quote":null}},{"id":"0f80429028a74bea","parameter":"Selenium","value":"667 T","value_num":667,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:7782-49-2","place":["US-AZ"],"conditions":["receiving_water is freshwater","surface water with the designated use FC, fish consumption (A.A.C. R18-11-104; uses by water in Appendix B)"],"cite":{"instrument":"us_az_wqs","title":"Arizona A.A.C. R18-11 Appendix A: Table 1 numeric water quality standards by designated use, and Tables 2-9 hardness-dependent metals","issuer":"State of Arizona, Department of Environmental Quality","edition":"18 A.A.C. 11 as US EPA posts it in effect for CWA purposes (effective June 10, 2025; cover September 19, 2025); Appendix A as amended at 22 A.A.R. 2328, effective August 2, 2016 (Supp. 16-4)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/az-chapter11.pdf","source_sha256":"99f94cb118d44c2d748701484be39ab062258b07e3912fae7c9a651fcc4fc6ce","fetched_at":"2026-10-14","section":"18 A.A.C. 11, Appendix A, Table 1","page":37,"quote":null}},{"id":"44d3a906e3006d1b","parameter":"Selenium","value":"4,667 T","value_num":4667,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:7782-49-2","place":["US-AZ"],"conditions":["receiving_water is freshwater","surface water with the designated use FBC, full-body contact (A.A.C. R18-11-104; uses by water in Appendix B)"],"cite":{"instrument":"us_az_wqs","title":"Arizona A.A.C. R18-11 Appendix A: Table 1 numeric water quality standards by designated use, and Tables 2-9 hardness-dependent metals","issuer":"State of Arizona, Department of Environmental Quality","edition":"18 A.A.C. 11 as US EPA posts it in effect for CWA purposes (effective June 10, 2025; cover September 19, 2025); Appendix A as amended at 22 A.A.R. 2328, effective August 2, 2016 (Supp. 16-4)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/az-chapter11.pdf","source_sha256":"99f94cb118d44c2d748701484be39ab062258b07e3912fae7c9a651fcc4fc6ce","fetched_at":"2026-10-14","section":"18 A.A.C. 11, Appendix A, Table 1","page":37,"quote":null}},{"id":"939d718052ef67a2","parameter":"Selenium","value":"4,667 T","value_num":4667,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:7782-49-2","place":["US-AZ"],"conditions":["receiving_water is freshwater","surface water with the designated use PBC, partial-body contact (A.A.C. R18-11-104; uses by water in Appendix B)"],"cite":{"instrument":"us_az_wqs","title":"Arizona A.A.C. R18-11 Appendix A: Table 1 numeric water quality standards by designated use, and Tables 2-9 hardness-dependent metals","issuer":"State of Arizona, Department of Environmental Quality","edition":"18 A.A.C. 11 as US EPA posts it in effect for CWA purposes (effective June 10, 2025; cover September 19, 2025); Appendix A as amended at 22 A.A.R. 2328, effective August 2, 2016 (Supp. 16-4)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/az-chapter11.pdf","source_sha256":"99f94cb118d44c2d748701484be39ab062258b07e3912fae7c9a651fcc4fc6ce","fetched_at":"2026-10-14","section":"18 A.A.C. 11, Appendix A, Table 1","page":37,"quote":null}},{"id":"2ea5c4bd094de544","parameter":"Selenium","value":"2 T","value_num":2,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:7782-49-2","place":["US-AZ"],"conditions":["receiving_water is freshwater","surface water with the designated use A&Wc, aquatic and wildlife (cold water) (A.A.C. R18-11-104; uses by water in Appendix B)"],"cite":{"instrument":"us_az_wqs","title":"Arizona A.A.C. R18-11 Appendix A: Table 1 numeric water quality standards by designated use, and Tables 2-9 hardness-dependent metals","issuer":"State of Arizona, Department of Environmental Quality","edition":"18 A.A.C. 11 as US EPA posts it in effect for CWA purposes (effective June 10, 2025; cover September 19, 2025); Appendix A as amended at 22 A.A.R. 2328, effective August 2, 2016 (Supp. 16-4)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/az-chapter11.pdf","source_sha256":"99f94cb118d44c2d748701484be39ab062258b07e3912fae7c9a651fcc4fc6ce","fetched_at":"2026-10-14","section":"18 A.A.C. 11, Appendix A, Table 1","page":37,"quote":null}},{"id":"8262c2adfca4b76a","parameter":"Selenium","value":"2 T","value_num":2,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:7782-49-2","place":["US-AZ"],"conditions":["receiving_water is freshwater","surface water with the designated use A&Ww, aquatic and wildlife (warm water) (A.A.C. R18-11-104; uses by water in Appendix B)"],"cite":{"instrument":"us_az_wqs","title":"Arizona A.A.C. R18-11 Appendix A: Table 1 numeric water quality standards by designated use, and Tables 2-9 hardness-dependent metals","issuer":"State of Arizona, Department of Environmental Quality","edition":"18 A.A.C. 11 as US EPA posts it in effect for CWA purposes (effective June 10, 2025; cover September 19, 2025); Appendix A as amended at 22 A.A.R. 2328, effective August 2, 2016 (Supp. 16-4)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/az-chapter11.pdf","source_sha256":"99f94cb118d44c2d748701484be39ab062258b07e3912fae7c9a651fcc4fc6ce","fetched_at":"2026-10-14","section":"18 A.A.C. 11, Appendix A, Table 1","page":37,"quote":null}},{"id":"11a974379c20aae5","parameter":"Selenium","value":"2 T","value_num":2,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:7782-49-2","place":["US-AZ"],"conditions":["receiving_water is freshwater","surface water with the designated use A&Wedw, aquatic and wildlife (effluent-dependent water) (A.A.C. R18-11-104; uses by water in Appendix B)"],"cite":{"instrument":"us_az_wqs","title":"Arizona A.A.C. R18-11 Appendix A: Table 1 numeric water quality standards by designated use, and Tables 2-9 hardness-dependent metals","issuer":"State of Arizona, Department of Environmental Quality","edition":"18 A.A.C. 11 as US EPA posts it in effect for CWA purposes (effective June 10, 2025; cover September 19, 2025); Appendix A as amended at 22 A.A.R. 2328, effective August 2, 2016 (Supp. 16-4)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/az-chapter11.pdf","source_sha256":"99f94cb118d44c2d748701484be39ab062258b07e3912fae7c9a651fcc4fc6ce","fetched_at":"2026-10-14","section":"18 A.A.C. 11, Appendix A, Table 1","page":37,"quote":null}},{"id":"9db7a7c2e6944b94","parameter":"Selenium","value":"33 T","value_num":33,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:7782-49-2","place":["US-AZ"],"conditions":["receiving_water is freshwater","surface water with the designated use A&We, aquatic and wildlife (ephemeral) (A.A.C. R18-11-104; uses by water in Appendix B)"],"cite":{"instrument":"us_az_wqs","title":"Arizona A.A.C. R18-11 Appendix A: Table 1 numeric water quality standards by designated use, and Tables 2-9 hardness-dependent metals","issuer":"State of Arizona, Department of Environmental Quality","edition":"18 A.A.C. 11 as US EPA posts it in effect for CWA purposes (effective June 10, 2025; cover September 19, 2025); Appendix A as amended at 22 A.A.R. 2328, effective August 2, 2016 (Supp. 16-4)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/az-chapter11.pdf","source_sha256":"99f94cb118d44c2d748701484be39ab062258b07e3912fae7c9a651fcc4fc6ce","fetched_at":"2026-10-14","section":"18 A.A.C. 11, Appendix A, Table 1","page":37,"quote":null}},{"id":"d761647fe810d8a5","parameter":"Selenium","value":"20 T","value_num":20,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:7782-49-2","place":["US-AZ"],"conditions":["receiving_water is freshwater","surface water with the designated use AgI, agricultural irrigation (A.A.C. R18-11-104; uses by water in Appendix B)"],"cite":{"instrument":"us_az_wqs","title":"Arizona A.A.C. R18-11 Appendix A: Table 1 numeric water quality standards by designated use, and Tables 2-9 hardness-dependent metals","issuer":"State of Arizona, Department of Environmental Quality","edition":"18 A.A.C. 11 as US EPA posts it in effect for CWA purposes (effective June 10, 2025; cover September 19, 2025); Appendix A as amended at 22 A.A.R. 2328, effective August 2, 2016 (Supp. 16-4)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/az-chapter11.pdf","source_sha256":"99f94cb118d44c2d748701484be39ab062258b07e3912fae7c9a651fcc4fc6ce","fetched_at":"2026-10-14","section":"18 A.A.C. 11, Appendix A, Table 1","page":37,"quote":null}},{"id":"4e031125bb1e8da7","parameter":"Selenium","value":"50 T","value_num":50,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:7782-49-2","place":["US-AZ"],"conditions":["receiving_water is freshwater","surface water with the designated use AgL, agricultural livestock watering (A.A.C. R18-11-104; uses by water in Appendix B)"],"cite":{"instrument":"us_az_wqs","title":"Arizona A.A.C. R18-11 Appendix A: Table 1 numeric water quality standards by designated use, and Tables 2-9 hardness-dependent metals","issuer":"State of Arizona, Department of Environmental Quality","edition":"18 A.A.C. 11 as US EPA posts it in effect for CWA purposes (effective June 10, 2025; cover September 19, 2025); Appendix A as amended at 22 A.A.R. 2328, effective August 2, 2016 (Supp. 16-4)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/az-chapter11.pdf","source_sha256":"99f94cb118d44c2d748701484be39ab062258b07e3912fae7c9a651fcc4fc6ce","fetched_at":"2026-10-14","section":"18 A.A.C. 11, Appendix A, Table 1","page":37,"quote":null}},{"id":"cb845ee83a2ef2cf","parameter":"Selenium (T)","value":"0.0015","value_num":0.0015,"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:7782-49-2","place":["US"],"conditions":["route is direct","cites is 40 CFR 415","the discharge is of the Subpart AJ—Copper Salts Production Subcategory","existing sources (BPT)","table: Subpart AJ—Copper Sulfate, Copper Chloride, Copper Iodide, Copper Nitrate"],"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","section":"40 CFR 415.362 (BPT)","page":null,"quote":"Selenium (T) 0.0015 0.00050"}},{"id":"44a749a15f97f4ad","parameter":"Selenium (T)","value":"0.00050","value_num":0.0005,"unit":"Kg/kkg (or pounds per/1,000 lb) of product","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7782-49-2","place":["US"],"conditions":["route is direct","cites is 40 CFR 415","the discharge is of the Subpart AJ—Copper Salts Production Subcategory","existing sources (BPT)","table: Subpart AJ—Copper Sulfate, Copper Chloride, Copper Iodide, Copper Nitrate"],"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","section":"40 CFR 415.362 (BPT)","page":null,"quote":"Selenium (T) 0.0015 0.00050"}},{"id":"5b29983b6042c6d2","parameter":"Selenium (T)","value":"0.093","value_num":0.093,"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:7782-49-2","place":["US"],"conditions":["route is direct","cites is 40 CFR 415","the discharge is of the Subpart AJ—Copper Salts Production Subcategory","existing sources (BPT)","table: Subpart AJ—Copper Carbonate"],"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","section":"40 CFR 415.362 (BPT)","page":null,"quote":"Selenium (T) 0.093 0.031"}},{"id":"4081cfaa0a050ad1","parameter":"Selenium (T)","value":"0.031","value_num":0.031,"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:7782-49-2","place":["US"],"conditions":["route is direct","cites is 40 CFR 415","the discharge is of the Subpart AJ—Copper Salts Production Subcategory","existing sources (BPT)","table: Subpart AJ—Copper Carbonate"],"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","section":"40 CFR 415.362 (BPT)","page":null,"quote":"Selenium (T) 0.093 0.031"}},{"id":"7bfc40550ab780c2","parameter":"Selenium(T)","value":"1.6","value_num":1.6,"unit":"mg/L","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"sewer","parameter_key":"cas:7782-49-2","place":["US"],"conditions":["route is sewer","cites is 40 CFR 415","the discharge is of the Subpart AJ—Copper Salts Production Subcategory","existing sources (PSES)","table: Subpart AJ—Copper Sulfate, Copper Chloride, Copper Iodide, Copper Nitrate"],"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","section":"40 CFR 415.364 (PSES)","page":null,"quote":"Selenium(T) 1.6 0.53"}},{"id":"f2ac662b0f5aebf8","parameter":"Selenium(T)","value":"0.53","value_num":0.53,"unit":"mg/L","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"sewer","parameter_key":"cas:7782-49-2","place":["US"],"conditions":["route is sewer","cites is 40 CFR 415","the discharge is of the Subpart AJ—Copper Salts Production Subcategory","existing sources (PSES)","table: Subpart AJ—Copper Sulfate, Copper Chloride, Copper Iodide, Copper Nitrate"],"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","section":"40 CFR 415.364 (PSES)","page":null,"quote":"Selenium(T) 1.6 0.53"}},{"id":"8e4bf3493c329a3e","parameter":"Selenium (T)","value":"1.6","value_num":1.6,"unit":"mg/L","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"sewer","parameter_key":"cas:7782-49-2","place":["US"],"conditions":["route is sewer","cites is 40 CFR 415","the discharge is of the Subpart AJ—Copper Salts Production Subcategory","existing sources (PSES)","table: Subpart AJ—Copper Carbonate"],"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","section":"40 CFR 415.364 (PSES)","page":null,"quote":"Selenium (T) 1.6 0.53"}},{"id":"5bda98f4ed8e903e","parameter":"Selenium (T)","value":"0.53","value_num":0.53,"unit":"mg/L","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"sewer","parameter_key":"cas:7782-49-2","place":["US"],"conditions":["route is sewer","cites is 40 CFR 415","the discharge is of the Subpart AJ—Copper Salts Production Subcategory","existing sources (PSES)","table: Subpart AJ—Copper Carbonate"],"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","section":"40 CFR 415.364 (PSES)","page":null,"quote":"Selenium (T) 1.6 0.53"}},{"id":"7661c863812b4e76","parameter":"Selenium (T)","value":"0.11","value_num":0.11,"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:7782-49-2","place":["US"],"conditions":["route is direct","cites is 40 CFR 415","the discharge is of the Subpart BL—Cadmium Pigments and Salts Production Subcategory","existing sources (BPT)","table: Subpart BL—Cadmium Pigments"],"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","section":"40 CFR 415.642 (BPT)","page":null,"quote":"Selenium (T) 0.11 0.037"}},{"id":"22f249104a6d0d6b","parameter":"Selenium (T)","value":"0.037","value_num":0.037,"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:7782-49-2","place":["US"],"conditions":["route is direct","cites is 40 CFR 415","the discharge is of the Subpart BL—Cadmium Pigments and Salts Production Subcategory","existing sources (BPT)","table: Subpart BL—Cadmium Pigments"],"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","section":"40 CFR 415.642 (BPT)","page":null,"quote":"Selenium (T) 0.11 0.037"}},{"id":"8ebd23ea91fd0ce8","parameter":"Selenium (T)","value":"1.1","value_num":1.1,"unit":"mg/L","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"sewer","parameter_key":"cas:7782-49-2","place":["US"],"conditions":["route is sewer","cites is 40 CFR 415","the discharge is of the Subpart BL—Cadmium Pigments and Salts Production Subcategory","existing sources (PSES)","table: Subpart BL—Cadmium Pigments"],"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","section":"40 CFR 415.644 (PSES)","page":null,"quote":"Selenium (T) 1.1 0.40"}},{"id":"13c9bd07cf4e21a2","parameter":"Selenium (T)","value":"0.40","value_num":0.4,"unit":"mg/L","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"sewer","parameter_key":"cas:7782-49-2","place":["US"],"conditions":["route is sewer","cites is 40 CFR 415","the discharge is of the Subpart BL—Cadmium Pigments and Salts Production Subcategory","existing sources (PSES)","table: Subpart BL—Cadmium Pigments"],"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","section":"40 CFR 415.644 (PSES)","page":null,"quote":"Selenium (T) 1.1 0.40"}},{"id":"a0564ff24613cde7","parameter":"Selenium (T)","value":"1.1","value_num":1.1,"unit":"mg/L","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"sewer","parameter_key":"cas:7782-49-2","place":["US"],"conditions":["route is sewer","cites is 40 CFR 415","the discharge is of the Subpart BL—Cadmium Pigments and Salts Production Subcategory","existing sources (PSES)","table: Subpart BL—Cadmium Salts"],"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","section":"40 CFR 415.644 (PSES)","page":null,"quote":"Selenium (T) 1.1 0.40"}},{"id":"0c996e441d926299","parameter":"Selenium (T)","value":"0.40","value_num":0.4,"unit":"mg/L","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"sewer","parameter_key":"cas:7782-49-2","place":["US"],"conditions":["route is sewer","cites is 40 CFR 415","the discharge is of the Subpart BL—Cadmium Pigments and Salts Production Subcategory","existing sources (PSES)","table: Subpart BL—Cadmium Salts"],"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","section":"40 CFR 415.644 (PSES)","page":null,"quote":"Selenium (T) 1.1 0.40"}},{"id":"613be374439c7257","parameter":"Se","value":"0.08","value_num":0.08,"unit":"(1) English Units (pounds per 1,000 pounds of product)","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7782-49-2","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart H—Primary Zinc Subcategory","existing sources (BPT)","table: Effluent Limitations"],"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","section":"40 CFR 421.82 (BPT)","page":null,"quote":"Se 0.08 0.04"}},{"id":"994dc49dc44cb47c","parameter":"Se","value":"0.04","value_num":0.04,"unit":"(1) English Units (pounds per 1,000 pounds of product)","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7782-49-2","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart H—Primary Zinc Subcategory","existing sources (BPT)","table: Effluent Limitations"],"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","section":"40 CFR 421.82 (BPT)","page":null,"quote":"Se 0.08 0.04"}},{"id":"c8ec69684978314b","parameter":"Selenium","value":"0.570","value_num":0.57,"unit":"mg/kg (pounds per million pounds) of molybdenum sulfide leached","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7782-49-2","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart S—Primary Molybdenum and Rhenium Subcategory","existing sources (BPT)","(a) Molybdenum sulfide leachate.","table: BPT Limitations for the Primary Molybdenum Rhenium 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","section":"40 CFR 421.212 (BPT)","page":null,"quote":"Selenium 0.570 0.255"}},{"id":"f28f83ce71ee7753","parameter":"Selenium","value":"0.255","value_num":0.255,"unit":"mg/kg (pounds per million pounds) of molybdenum sulfide leached","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7782-49-2","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart S—Primary Molybdenum and Rhenium Subcategory","existing sources (BPT)","(a) Molybdenum sulfide leachate.","table: BPT Limitations for the Primary Molybdenum Rhenium 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","section":"40 CFR 421.212 (BPT)","page":null,"quote":"Selenium 0.570 0.255"}},{"id":"41fc13ab6be7f8bf","parameter":"Selenium","value":"2.065","value_num":2.065,"unit":"mg/kg (pounds per million pounds) of molybdenum sulfide roasted","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7782-49-2","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart S—Primary Molybdenum and Rhenium Subcategory","existing sources (BPT)","(b) Roaster SO 2 scrubber.","table: BPT Limitations for the Primary Molybdenum and Rhenium 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","section":"40 CFR 421.212 (BPT)","page":null,"quote":"Selenium 2.065 0.924"}},{"id":"6aa87c8614c6f359","parameter":"Selenium","value":"0.924","value_num":0.924,"unit":"mg/kg (pounds per million pounds) of molybdenum sulfide roasted","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7782-49-2","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart S—Primary Molybdenum and Rhenium Subcategory","existing sources (BPT)","(b) Roaster SO 2 scrubber.","table: BPT Limitations for the Primary Molybdenum and Rhenium 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","section":"40 CFR 421.212 (BPT)","page":null,"quote":"Selenium 2.065 0.924"}},{"id":"2b5eec0536c88aef","parameter":"Selenium","value":"14.250","value_num":14.25,"unit":"mg/kg (pounds per million pounds) of molybdenum contained in molybdic oxide leached","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7782-49-2","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart S—Primary Molybdenum and Rhenium Subcategory","existing sources (BPT)","(c) Molybdic oxide leachate.","table: BPT Limitations for the Primary Molybdenum and Rhenium 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","section":"40 CFR 421.212 (BPT)","page":null,"quote":"Selenium 14.250 6.371"}},{"id":"a8fa649b814086d8","parameter":"Selenium","value":"6.371","value_num":6.371,"unit":"mg/kg (pounds per million pounds) of molybdenum contained in molybdic oxide leached","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7782-49-2","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart S—Primary Molybdenum and Rhenium Subcategory","existing sources (BPT)","(c) Molybdic oxide leachate.","table: BPT Limitations for the Primary Molybdenum and Rhenium 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","section":"40 CFR 421.212 (BPT)","page":null,"quote":"Selenium 14.250 6.371"}},{"id":"d3862df0d7f50120","parameter":"Selenium","value":"28.170","value_num":28.17,"unit":"mg/kg (pounds per million pounds) of molybdenum metal powder produced","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7782-49-2","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart S—Primary Molybdenum and Rhenium Subcategory","existing sources (BPT)","(d) Hydrogen reduction furnace scrubber.","table: BPT Limitations for the Primary Molybdenum and Rhenium 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","section":"40 CFR 421.212 (BPT)","page":null,"quote":"Selenium 28.170 12.600"}},{"id":"f20038ab241854a3","parameter":"Selenium","value":"12.600","value_num":12.6,"unit":"mg/kg (pounds per million pounds) of molybdenum metal powder produced","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7782-49-2","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart S—Primary Molybdenum and Rhenium Subcategory","existing sources (BPT)","(d) Hydrogen reduction furnace scrubber.","table: BPT Limitations for the Primary Molybdenum and Rhenium 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","section":"40 CFR 421.212 (BPT)","page":null,"quote":"Selenium 28.170 12.600"}},{"id":"ec3be2f3f078a806","parameter":"Selenium","value":"0.881","value_num":0.881,"unit":"mg/kg (pounds per million pounds) of molybdenum sulfide roasted","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7782-49-2","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart S—Primary Molybdenum and Rhenium Subcategory","existing sources (BPT)","(e) Depleted rhenium scrubbing solution.","table: BPT Limitations for the Primary Molybdenum and Rhenium 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","section":"40 CFR 421.212 (BPT)","page":null,"quote":"Selenium 0.881 0.394"}},{"id":"1d33826c7d548844","parameter":"Selenium","value":"0.394","value_num":0.394,"unit":"mg/kg (pounds per million pounds) of molybdenum sulfide roasted","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7782-49-2","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart S—Primary Molybdenum and Rhenium Subcategory","existing sources (BPT)","(e) Depleted rhenium scrubbing solution.","table: BPT Limitations for the Primary Molybdenum and Rhenium 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","section":"40 CFR 421.212 (BPT)","page":null,"quote":"Selenium 0.881 0.394"}},{"id":"60d916f9000f1bfe","parameter":"Selenium","value":"0.380","value_num":0.38,"unit":"mg/kg (pounds million pounds) of molybdenum sulfide leached","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7782-49-2","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart S—Primary Molybdenum and Rhenium Subcategory","existing sources (BAT)","(a) Molybdenum sulfide leachate.","table: BAT Limitations for the Primary Molybdenum and Rhenium 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","section":"40 CFR 421.213 (BAT)","page":null,"quote":"Selenium 0.380 0.171"}},{"id":"b82b1b990ce80221","parameter":"Selenium","value":"0.171","value_num":0.171,"unit":"mg/kg (pounds million pounds) of molybdenum sulfide leached","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7782-49-2","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart S—Primary Molybdenum and Rhenium Subcategory","existing sources (BAT)","(a) Molybdenum sulfide leachate.","table: BAT Limitations for the Primary Molybdenum and Rhenium 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","section":"40 CFR 421.213 (BAT)","page":null,"quote":"Selenium 0.380 0.171"}},{"id":"50c5045cc42b82fe","parameter":"Selenium","value":"1.377","value_num":1.377,"unit":"mg/kg (pounds per/million pounds) of molybdenum sulfide roasted","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7782-49-2","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart S—Primary Molybdenum and Rhenium Subcategory","existing sources (BAT)","(b) Roaster SO 2 scrubber.","table: BAT Limitations for the Primary Molybdenum and Rhenium 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","section":"40 CFR 421.213 (BAT)","page":null,"quote":"Selenium 1.377 0.621"}},{"id":"1839346a4a8d9ce8","parameter":"Selenium","value":"0.621","value_num":0.621,"unit":"mg/kg (pounds per/million pounds) of molybdenum sulfide roasted","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7782-49-2","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart S—Primary Molybdenum and Rhenium Subcategory","existing sources (BAT)","(b) Roaster SO 2 scrubber.","table: BAT Limitations for the Primary Molybdenum and Rhenium 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","section":"40 CFR 421.213 (BAT)","page":null,"quote":"Selenium 1.377 0.621"}},{"id":"2f54e1b8a8fd2d32","parameter":"Selenium","value":"9.499","value_num":9.499,"unit":"mg/kg (pounds per/million pounds) of molybdenum contained in molybdic oxide leached","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7782-49-2","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart S—Primary Molybdenum and Rhenium Subcategory","existing sources (BAT)","(c) Molybdic oxide leachate.","table: BAT Limitations for the Primary Molybdenum and Rhenium 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","section":"40 CFR 421.213 (BAT)","page":null,"quote":"Selenium 9.499 4.286"}},{"id":"ed663f3b5a187e62","parameter":"Selenium","value":"4.286","value_num":4.286,"unit":"mg/kg (pounds per/million pounds) of molybdenum contained in molybdic oxide leached","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7782-49-2","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart S—Primary Molybdenum and Rhenium Subcategory","existing sources (BAT)","(c) Molybdic oxide leachate.","table: BAT Limitations for the Primary Molybdenum and Rhenium 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","section":"40 CFR 421.213 (BAT)","page":null,"quote":"Selenium 9.499 4.286"}},{"id":"02b67fe39e2fe717","parameter":"Selenium","value":"1.878","value_num":1.878,"unit":"mg/kg (pounds per/million pounds) of molybdenum metal powder produced","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7782-49-2","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart S—Primary Molybdenum and Rhenium Subcategory","existing sources (BAT)","(d) Hydrogen reduction furnace scrubber.","table: BAT Limitations for the Primary Molybdenum and Rhenium 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","section":"40 CFR 421.213 (BAT)","page":null,"quote":"Selenium 1.878 0.847"}},{"id":"e1c4237fd35818c2","parameter":"Selenium","value":"0.847","value_num":0.847,"unit":"mg/kg (pounds per/million pounds) of molybdenum metal powder produced","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7782-49-2","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart S—Primary Molybdenum and Rhenium Subcategory","existing sources (BAT)","(d) Hydrogen reduction furnace scrubber.","table: BAT Limitations for the Primary Molybdenum and Rhenium 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","section":"40 CFR 421.213 (BAT)","page":null,"quote":"Selenium 1.878 0.847"}},{"id":"d6713c86f2a6cd8e","parameter":"Selenium","value":"0.587","value_num":0.587,"unit":"mg/kg (pounds per/million pounds) of molybdenum sulfide roasted","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7782-49-2","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart S—Primary Molybdenum and Rhenium Subcategory","existing sources (BAT)","(e) Depleted rhenium scrubbing solution.","table: BAT Limitations for the Primary Molybdenum and Rhenium 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","section":"40 CFR 421.213 (BAT)","page":null,"quote":"Selenium 0.587 0.265"}},{"id":"2ac08f73dc160a82","parameter":"Selenium","value":"0.265","value_num":0.265,"unit":"mg/kg (pounds per/million pounds) of molybdenum sulfide roasted","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7782-49-2","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart S—Primary Molybdenum and Rhenium Subcategory","existing sources (BAT)","(e) Depleted rhenium scrubbing solution.","table: BAT Limitations for the Primary Molybdenum and Rhenium 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","section":"40 CFR 421.213 (BAT)","page":null,"quote":"Selenium 0.587 0.265"}},{"id":"5b965ec93c5fedfc","parameter":"Selenium","value":"0.380","value_num":0.38,"unit":"mg/kg (pounds per million pounds) of molybdenum sulfide leached","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7782-49-2","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart S—Primary Molybdenum and Rhenium Subcategory","new sources (NSPS)","(a) Molybdenum sulfide leachate.","table: NSPS for the Primary Molybdenum and Rhenium 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","section":"40 CFR 421.214 (NSPS)","page":null,"quote":"Selenium 0.380 0.171"}},{"id":"da2a512a640a52cb","parameter":"Selenium","value":"0.171","value_num":0.171,"unit":"mg/kg (pounds per million pounds) of molybdenum sulfide leached","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7782-49-2","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart S—Primary Molybdenum and Rhenium Subcategory","new sources (NSPS)","(a) Molybdenum sulfide leachate.","table: NSPS for the Primary Molybdenum and Rhenium 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","section":"40 CFR 421.214 (NSPS)","page":null,"quote":"Selenium 0.380 0.171"}},{"id":"3d225c9774542256","parameter":"Selenium","value":"1.377","value_num":1.377,"unit":"mg/kg (pounds per million pounds) of molybdenum sulfide roasted","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7782-49-2","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart S—Primary Molybdenum and Rhenium Subcategory","new sources (NSPS)","(b) Roaster SO 2 scrubber.","table: NSPS for the Primary Molybdenum and Rhenium 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","section":"40 CFR 421.214 (NSPS)","page":null,"quote":"Selenium 1.377 0.621"}},{"id":"9365806387f38347","parameter":"Selenium","value":"0.621","value_num":0.621,"unit":"mg/kg (pounds per million pounds) of molybdenum sulfide roasted","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7782-49-2","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart S—Primary Molybdenum and Rhenium Subcategory","new sources (NSPS)","(b) Roaster SO 2 scrubber.","table: NSPS for the Primary Molybdenum and Rhenium 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","section":"40 CFR 421.214 (NSPS)","page":null,"quote":"Selenium 1.377 0.621"}}],"next":[{"tool":"check_values","says":"Has your user measured this? check_values sets each of their results beside every row held here, with a verdict and the row's cite.","arguments":{"place":"US-AZ"},"needs":{"rows":"Your user's measured results, as their table prints them: [{parameter: \"selenium\", value, unit}, ...], any other parameters too."},"post":"/api/v1/check"},{"tool":"read_certificate","says":"Has your user a laboratory certificate? read_certificate reads every row it prints, each with its page, and checks them against these limits.","arguments":{"place":"US-AZ"},"needs":{"content_base64":"The laboratory's certificate (PDF) or its XLSX, XLS or CSV export, as base64; or file_url, a public https address of it."},"post":"/api/v1/certificate"}]}