{"query":{"parameter":"cobalt","place":"US-NM","medium":null,"statistic":null,"kind":null},"searched":{"places":["US-NM","US"],"parameter_keys":["cas:7440-48-4","name:cobalt-57","name:cobalt-58","name:cobalt-60","name:cobalt - total","name:cobalt, total"],"names_matched":[["cobalt","cas:7440-48-4"],["cobalt 57","name:cobalt-57"],["cobalt 58","name:cobalt-58"],["cobalt 60","name:cobalt-60"],["cobalt total","name:cobalt - total"],["cobalt total","name:cobalt, total"]],"match":"exact+contains","order":"The place's own instruments first, then each place above it, each in its register's order"},"total":284,"offset":0,"returned":50,"next_offset":50,"rows":[{"id":"a88bc3e25a9ecf1c","parameter":"Cobalt, dissolved","value":"50","value_num":50,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:7440-48-4","place":["US-NM"],"conditions":["receiving_water is freshwater","surface water with the designated use irrigation or irrigation 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dissolved","value":"1,000","value_num":1000,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:7440-48-4","place":["US-NM"],"conditions":["receiving_water is freshwater","surface water with the designated use livestock watering (20.6.4.97 to 20.6.4.899 NMAC by water)"],"cite":{"instrument":"us_nm_wqs","title":"New Mexico 20.6.4 NMAC Standards for Interstate and Intrastate Surface Waters: 20.6.4.900 J(1) use-specific numeric criteria and Subsection I selected hardness-dependent values","issuer":"State of New Mexico, Water Quality Control Commission","edition":"20.6.4 NMAC effective August 14, 2025, as US EPA posts it in effect for CWA purposes (cover August 20, 2025)","source_url":"https://www.epa.gov/system/files/documents/2024-07/nm_wqs_0019_092422_v2.pdf","source_sha256":"c898d1d40ae7e3c16de1e0c20d7181815356ab75d653ba87a8b7e768c26a23c1","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"20.6.4.900 NMAC J(1)","page":54,"quote":null}},{"id":"faf1f205f8222715","parameter":"Cobalt (T)","value":"0.0003","value_num":0.0003,"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:7440-48-4","place":["US"],"conditions":["route is direct","cites is 40 CFR 415","the discharge is of the Subpart BM—Cobalt Salts Production Subcategory","existing sources (BPT)","table: Subpart BM—Cobalt 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 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Environmental Protection Agency","edition":"eCFR as of 2026-08-01","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-01/title-40.xml?part=415","source_sha256":"ebf67428a51e85f12785b92d537e6878c5f9838c87722ac2db82b3db673d1e23","fetched_at":"2026-09-24","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"40 CFR 415.652 (BPT)","page":null,"quote":"Cobalt (T) 0.0003 0.00012"}},{"id":"e9b70a7137fa64ac","parameter":"Cobalt (T)","value":"3.6","value_num":3.6,"unit":"mg/L","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"sewer","parameter_key":"cas:7440-48-4","place":["US"],"conditions":["route is sewer","cites is 40 CFR 415","the discharge is of the Subpart BM—Cobalt Salts Production Subcategory","existing sources (PSES)","table: Subpart BM—Cobalt Salts"],"cite":{"instrument":"us_40cfr415","title":"40 CFR Part 415 — PART 415—INORGANIC CHEMICALS MANUFACTURING POINT SOURCE 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Primary Nickel and Cobalt Subcategory"],"cite":{"instrument":"us_40cfr421","title":"40 CFR Part 421 — PART 421—NONFERROUS METALS MANUFACTURING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=421","source_sha256":"d7cfd73b5bcf0e961e02ec53264492b2371277280003192841b7166b2a5012cf","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"40 CFR 421.232 (BPT)","page":null,"quote":"Cobalt 0.016 0.007"}},{"id":"5a5af2bf779b393c","parameter":"Cobalt","value":"0.007","value_num":0.007,"unit":"mg/kg (pounds per million pounds) of copper, nickel, and cobalt in the crushed raw material","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7440-48-4","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart U—Primary Nickel and Cobalt Subcategory","existing sources (BPT)","(a) Raw Material dust control.","table: BPT Limitations for the Primary Nickel and Cobalt Subcategory"],"cite":{"instrument":"us_40cfr421","title":"40 CFR Part 421 — PART 421—NONFERROUS METALS MANUFACTURING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=421","source_sha256":"d7cfd73b5bcf0e961e02ec53264492b2371277280003192841b7166b2a5012cf","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"40 CFR 421.232 (BPT)","page":null,"quote":"Cobalt 0.016 0.007"}},{"id":"5a6172dc49e0e244","parameter":"Cobalt","value":"0.007","value_num":0.007,"unit":"mg/kg (pounds per million pounds) of nickel powder 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0.003"}},{"id":"8a93e41fbf279e09","parameter":"Cobalt","value":"0.003","value_num":0.003,"unit":"mg/kg (pounds per million pounds) of nickel powder washed","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7440-48-4","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart U—Primary Nickel and Cobalt Subcategory","existing sources (BPT)","(b) Nickel wash water.","table: BPT Limitations for the Primary Nickel and Cobalt Subcategory"],"cite":{"instrument":"us_40cfr421","title":"40 CFR Part 421 — PART 421—NONFERROUS METALS MANUFACTURING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 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Primary Nickel and Cobalt Subcategory"],"cite":{"instrument":"us_40cfr421","title":"40 CFR Part 421 — PART 421—NONFERROUS METALS MANUFACTURING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=421","source_sha256":"d7cfd73b5bcf0e961e02ec53264492b2371277280003192841b7166b2a5012cf","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"40 CFR 421.232 (BPT)","page":null,"quote":"Cobalt 2.666 1.143"}},{"id":"29c95c68b9c564c6","parameter":"Cobalt","value":"4.494","value_num":4.494,"unit":"mg/kg (pounds per million pounds) of cobalt produced","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7440-48-4","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart U—Primary 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1.926"}},{"id":"28fc2af4e896fa9a","parameter":"Cobalt","value":"0.011","value_num":0.011,"unit":"mg/kg (pounds per million pounds) of copper, nickel, and cobalt in the crushed raw material","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7440-48-4","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart U—Primary Nickel and Cobalt Subcategory","existing sources (BAT)","(a) Raw material dust control.","table: BAT Limitations for the Primary Nickel and Cobalt Subcategory"],"cite":{"instrument":"us_40cfr421","title":"40 CFR Part 421 — PART 421—NONFERROUS METALS MANUFACTURING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 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0.002"}},{"id":"edecc42303948881","parameter":"Cobalt","value":"1.777","value_num":1.777,"unit":"mg/kg (pounds per million pounds) of nickel produced","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7440-48-4","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart U—Primary Nickel and Cobalt Subcategory","existing sources (BAT)","(c) Nickel reduction decant.","table: BAT Limitations for the Primary Nickel and Cobalt Subcategory"],"cite":{"instrument":"us_40cfr421","title":"40 CFR Part 421 — PART 421—NONFERROUS METALS MANUFACTURING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 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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 421.312 (BPT)","page":null,"quote":"Cobalt 0.768 0.337"}},{"id":"049d66d444b316a5","parameter":"Cobalt","value":"10.130","value_num":10.13,"unit":"mg/kg (pounds per million pounds) of tungsten produced","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7440-48-4","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart AC—Secondary Tungsten and Cobalt Subcategory","existing sources (BPT)","(b) Tungsten leaching acid.","table: BPT Limitations for the Secondary Tungsten and Cobalt Subcategory"],"cite":{"instrument":"us_40cfr421","title":"40 CFR Part 421 — PART 421—NONFERROUS METALS MANUFACTURING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=421","source_sha256":"d7cfd73b5bcf0e961e02ec53264492b2371277280003192841b7166b2a5012cf","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"40 CFR 421.312 (BPT)","page":null,"quote":"Cobalt 10.130 4.448"}},{"id":"5ec41187f092282e","parameter":"Cobalt","value":"4.448","value_num":4.448,"unit":"mg/kg (pounds per million pounds) of tungsten produced","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7440-48-4","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart AC—Secondary Tungsten and Cobalt Subcategory","existing sources (BPT)","(b) Tungsten leaching acid.","table: BPT Limitations for the Secondary Tungsten and Cobalt Subcategory"],"cite":{"instrument":"us_40cfr421","title":"40 CFR Part 421 — PART 421—NONFERROUS METALS MANUFACTURING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=421","source_sha256":"d7cfd73b5bcf0e961e02ec53264492b2371277280003192841b7166b2a5012cf","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"40 CFR 421.312 (BPT)","page":null,"quote":"Cobalt 10.130 4.448"}},{"id":"1740aff9ed868a9f","parameter":"Cobalt","value":"20.263","value_num":20.263,"unit":"mg/kg (pounds per million pounds) of tungsten 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8.897"}},{"id":"6576fe8379d467b1","parameter":"Cobalt","value":"8.897","value_num":8.897,"unit":"mg/kg (pounds per million pounds) of tungsten produced","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7440-48-4","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart AC—Secondary Tungsten and Cobalt Subcategory","existing sources (BPT)","(c) Tungsten post-leaching wash and rinse.","table: BPT Limitations for the Secondary Tungsten and Cobalt Subcategory"],"cite":{"instrument":"us_40cfr421","title":"40 CFR Part 421 — PART 421—NONFERROUS METALS MANUFACTURING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 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