{"query":{"parameter":"aluminum","place":"US-CO","medium":null,"statistic":null,"kind":null},"searched":{"places":["US-CO","US"],"parameter_keys":["cas:7429-90-5","cas:139-12-8","cas:1327-41-9","name:aluminum - dissolved","name:aluminum, ionic","cas:13776-88-0","cas:20859-73-8","cas:12736-96-8","name:~aluminum salts of inorganic phosphates","cas:7785-88-8","name:aluminum, total","cas:39148-24-8","cas:7784-30-7","cas:13530-50-2","cas:92203-02-6","cas:10279-59-1","cas:10305-76-7","name:total aluminum","name:total recoverable aluminum","cas:13939-25-8","name:fer, aluminium et composes"],"names_matched":[["aluminum","cas:7429-90-5"],["acetic acid aluminum salt","cas:139-12-8"],["aluminum chloride hydroxide","cas:1327-41-9"],["aluminum dissolved","name:aluminum - dissolved"],["aluminum ionic","name:aluminum, ionic"],["aluminum metaphosphate","cas:13776-88-0"],["aluminum phosphide","cas:20859-73-8"],["aluminum potassium sodium silicate","cas:12736-96-8"],["aluminum salts of inorganic phosphates","name:~aluminum salts of inorganic phosphates"],["aluminum sodium phosphate","cas:7785-88-8"],["aluminum total","name:aluminum, total"],["aluminum tris o ethylphosphonate","cas:39148-24-8"],["metaphosphoric acid hpo3 aluminum salt","cas:13776-88-0"],["phosphoric acid aluminum salt 1 1 aluminum phosphate","cas:7784-30-7"],["phosphoric acid aluminum salt 3 1","cas:13530-50-2"],["phosphoric acid aluminum sodium salt 1 x x sodium aluminum phosphate acidic acidic salp","cas:7785-88-8"],["phosphoric acid reaction products with aluminum hydroxide and chromium oxide cro3","cas:92203-02-6"],["silicic acid aluminum potassium sodium salt","cas:12736-96-8"],["sodium aluminum phosphate anhydrous","cas:10279-59-1"],["sodium aluminum phosphate tetrahydrate","cas:10305-76-7"],["total aluminum","name:total aluminum"],["total recoverable aluminum","name:total recoverable aluminum"],["triphosphoric acid aluminum salt 1 1","cas:13939-25-8"],["triphosphoric acid aluminum salt 1 1 aluminum triphosphate","cas:13939-25-8"],["fer aluminium et composes","name:fer, aluminium et composes","aluminium"],["fer aluminium et composes en fe al","name:fer, aluminium et composes","aluminium"],["triacetate d aluminium","cas:139-12-8","aluminium"]],"match":"exact+contains","order":"The place's own instruments first, then each place above it, each in its register's order","not_sent":{"rows":7,"names":["Fosetyl-AL","~Monoaluminum phosphate"],"says":"7 rows share a parameter key with a longer name holding \"aluminum\" but are printed under names without these words (that key is wider than the name): not sent. 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Cathode Paste Plant Wet Air Pollution Control","table: BAT 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","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"40 CFR 421.23 (BAT)","page":null,"quote":"Aluminum .831 .369"}},{"id":"0c254be0e5ee02e5","parameter":"Aluminum","value":".369","value_num":0.369,"unit":"mg/kg (pounds per million pounds) of paste produced","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7429-90-5","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart B—Primary Aluminum Smelting Subcategory","existing sources (BAT)","(a) Subpart B—Anode and Cathode Paste Plant Wet Air Pollution Control","table: BAT 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","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"40 CFR 421.23 (BAT)","page":null,"quote":"Aluminum .831 .369"}},{"id":"8ad6d4255118afb7","parameter":"Aluminum","value":"1.277","value_num":1.277,"unit":"mg/kg (pounds per million pounds) of anodes 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PART 421—NONFERROUS METALS MANUFACTURING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=421","source_sha256":"d7cfd73b5bcf0e961e02ec53264492b2371277280003192841b7166b2a5012cf","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"40 CFR 421.23 (BAT)","page":null,"quote":"Aluminum 26.420 11.720"}},{"id":"cf103a9ce09caf36","parameter":"Aluminum","value":"11.720","value_num":11.72,"unit":"mg/kg (pounds per million pounds) of anodes baked","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7429-90-5","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart B—Primary Aluminum Smelting Subcategory","existing sources (BAT)","(c) Subpart (B)—Anode Bake Plant Wet Air 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