{"query":{"parameter":"beryllium","place":"US-NV","medium":null,"statistic":null,"kind":null},"searched":{"places":["US-NV","US"],"parameter_keys":["cas:7440-41-7","name:beryllium-7","name:total beryllium"],"names_matched":[["beryllium","cas:7440-41-7"],["beryllium 7","name:beryllium-7"],["total beryllium","name:total beryllium"]],"match":"exact+contains","order":"The place's own instruments first, then each place above it, each in its register's order"},"total":139,"offset":0,"returned":50,"next_offset":50,"rows":[{"id":"72b209b3ba73271b","parameter":"Beryllium","value":"4","value_num":4,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:7440-41-7","place":["US-NV"],"conditions":["receiving_water is freshwater","waters with the beneficial use municipal or domestic supply (the uses each water carries are set in NAC 445A.123 to 445A.2234; site-specific standards for toxic materials take precedence, subsection 1)"],"cite":{"instrument":"us_nv_wqs","title":"Nevada NAC 445A.1236 Standards for toxic materials applicable to designated waters; NAC 445A.1237 selenium for aquatic life, with the Las Vegas Wash's own values; NAC 445A.1233 Colorado River salinity","issuer":"State of Nevada, State Environmental Commission (Division of Environmental Protection)","edition":"NAC Chapter 445A Water Controls effective June 11, 2025, as US EPA posts it in effect for CWA purposes (cover August 20, 2025: EPA approvals since the May 2022 publication in red, removed text as red strikeout)","source_url":"https://www.epa.gov/system/files/documents/2025-11/nvwqs.pdf","source_sha256":"eb1b4a585f250db61459d5e820ab06240338a5084afa75cf6df28dcbf4af2d4d","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"NAC 445A.1236 subsection 2","page":81,"quote":"Beryllium 0a 4i - 100c -"}},{"id":"edb03cc82e567dbc","parameter":"Beryllium","value":"100","value_num":100,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:7440-41-7","place":["US-NV"],"conditions":["receiving_water is freshwater","waters with the beneficial use irrigation (the uses each water carries are set in NAC 445A.123 to 445A.2234; site-specific standards for toxic materials take precedence, subsection 1)"],"cite":{"instrument":"us_nv_wqs","title":"Nevada NAC 445A.1236 Standards for toxic materials applicable to designated waters; NAC 445A.1237 selenium for aquatic life, with the Las Vegas Wash's own values; NAC 445A.1233 Colorado River salinity","issuer":"State of Nevada, State Environmental Commission (Division of Environmental Protection)","edition":"NAC Chapter 445A Water Controls effective June 11, 2025, as US EPA posts it in effect for CWA purposes (cover August 20, 2025: EPA approvals since the May 2022 publication in red, removed text as red strikeout)","source_url":"https://www.epa.gov/system/files/documents/2025-11/nvwqs.pdf","source_sha256":"eb1b4a585f250db61459d5e820ab06240338a5084afa75cf6df28dcbf4af2d4d","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"NAC 445A.1236 subsection 2","page":81,"quote":"Beryllium 0a 4i - 100c -"}},{"id":"bed8f72e4ee3dfc7","parameter":"Beryllium","value":"0.82","value_num":0.82,"unit":"mg/L","statistic":"composite","direction":"max","kind":"limit","medium":"product","level":"national","parameter_key":"cas:7440-41-7","place":["US"],"conditions":["(a) Table UTS identifies the hazardous constituents, along with the nonwastewater and wastewater treatment standard levels, that are used to regulate most prohibited hazardous wastes with numerical limits. For determining compliance with treatment standards for underlying hazardous constituents as defined in § 268.2(i), these treatment standards may not be exceeded. Compliance with these treatment standards is measured by an analysis of grab samples, unless otherwise noted in the following Table UTS."],"cite":{"instrument":"us_40cfr268_48","title":"40 CFR 268.48 — Universal treatment standards: Table UTS, wastewater and nonwastewater treatment standards for the hazardous constituents of land-disposal-restricted wastes","issuer":"U.S. Environmental Protection Agency (EPA)","edition":"eCFR, 40 CFR 268.48 as of 2026-10-13 (title 40 up to date as of that day; source note: 59 FR 48103, Sept. 19, 1994, as last amended at 76 FR 34156, June 13, 2011)","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-13/title-40.xml?part=268&section=268.48","source_sha256":"70b2e58a6b1e228e2c204acc69b69fab0d5a0347e35d569959073c3dc3ee4adb","fetched_at":"2026-10-15","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"40 CFR 268.48, Table UTS, Inorganic Constituents, wastewater standard","page":null,"quote":"Beryllium 7440-41-7 0.82 1.22 mg/l TCLP"}},{"id":"289d69d6f90981f5","parameter":"Beryllium","value":"1.22 mg/l TCLP","value_num":1.22,"unit":"mg/L TCLP","statistic":"instant","direction":"max","kind":"limit","medium":"leachate","level":"national","parameter_key":"cas:7440-41-7","place":["US"],"conditions":["(a) Table UTS identifies the hazardous constituents, along with the nonwastewater and wastewater treatment standard levels, that are used to regulate most prohibited hazardous wastes with numerical limits. For determining compliance with treatment standards for underlying hazardous constituents as defined in § 268.2(i), these treatment standards may not be exceeded. Compliance with these treatment standards is measured by an analysis of grab samples, unless otherwise noted in the following Table UTS."],"cite":{"instrument":"us_40cfr268_48","title":"40 CFR 268.48 — Universal treatment standards: Table UTS, wastewater and nonwastewater treatment standards for the hazardous constituents of land-disposal-restricted wastes","issuer":"U.S. Environmental Protection Agency (EPA)","edition":"eCFR, 40 CFR 268.48 as of 2026-10-13 (title 40 up to date as of that day; source note: 59 FR 48103, Sept. 19, 1994, as last amended at 76 FR 34156, June 13, 2011)","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-13/title-40.xml?part=268&section=268.48","source_sha256":"70b2e58a6b1e228e2c204acc69b69fab0d5a0347e35d569959073c3dc3ee4adb","fetched_at":"2026-10-15","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"40 CFR 268.48, Table UTS, Inorganic Constituents, nonwastewater standard","page":null,"quote":"Beryllium 7440-41-7 0.82 1.22 mg/l TCLP"}},{"id":"cf67ed0fe673cfc4","parameter":"Beryllium","value":"2,763.000","value_num":2763,"unit":"mg/kg (pounds per million pounds) of beryllium carbonate produced from bertrandite ore as beryllium","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7440-41-7","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart O—Primary Beryllium Subcategory","existing sources (BPT)","(a) Solvent Extraction Raffinate from Bertrandite Ore.","table: BPT Limitations for the Primary Beryllium 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 421.152 (BPT)","page":null,"quote":"Beryllium 2,763.000 1,235.000"}},{"id":"c444dcab24510dde","parameter":"Beryllium","value":"1,235.000","value_num":1235,"unit":"mg/kg (pounds per million pounds) of beryllium carbonate produced from bertrandite ore as beryllium","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7440-41-7","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart O—Primary Beryllium Subcategory","existing sources (BPT)","(a) Solvent Extraction Raffinate from Bertrandite Ore.","table: BPT Limitations for the Primary Beryllium 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 421.152 (BPT)","page":null,"quote":"Beryllium 2,763.000 1,235.000"}},{"id":"0fe65c5f56c2a4c3","parameter":"Beryllium","value":"270.6","value_num":270.6,"unit":"mg/kg (pounds per million pounds) of beryllium carbonate produced from beryl ore as beryllium","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7440-41-7","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart O—Primary Beryllium Subcategory","existing sources (BPT)","(b) Solvent Extraction Raffinate from Beryl Ore.","table: BPT Limitations for the Primary Beryllium 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 421.152 (BPT)","page":null,"quote":"Beryllium 270.6 121.0"}},{"id":"bc3f135efafe010b","parameter":"Beryllium","value":"121.0","value_num":121,"unit":"mg/kg (pounds per million pounds) of beryllium carbonate produced from beryl ore as 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121.0"}},{"id":"dd56fa2d586f7359","parameter":"Beryllium","value":"263.800","value_num":263.8,"unit":"mg/kg (pounds per million pounds) of beryllium carbonate produced as beryllium","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7440-41-7","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart O—Primary Beryllium Subcategory","existing sources (BPT)","(c) Beryllium Carbonate Filtrate.","table: BPT Limitations for the Primary Beryllium 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 421.152 (BPT)","page":null,"quote":"Beryllium 263.800 118.000"}},{"id":"09d5f298ba92878f","parameter":"Beryllium","value":"167.280","value_num":167.28,"unit":"mg/kg (pounds per million pounds) of beryllium hydroxide produced as beryllium","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7440-41-7","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart O—Primary Beryllium Subcategory","existing sources (BPT)","(d) Beryllium Hydroxide Filtrate.","table: BPT Limitations for the Primary Beryllium 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 421.152 (BPT)","page":null,"quote":"Beryllium 167.280 74.800"}},{"id":"cd4aa9dc11cb7308","parameter":"Beryllium","value":"74.800","value_num":74.8,"unit":"mg/kg (pounds per million pounds) of beryllium hydroxide produced as beryllium","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7440-41-7","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart O—Primary Beryllium Subcategory","existing sources (BPT)","(d) Beryllium Hydroxide Filtrate.","table: BPT Limitations for the Primary Beryllium 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 421.152 (BPT)","page":null,"quote":"Beryllium 167.280 74.800"}},{"id":"64a98c272227422a","parameter":"Beryllium","value":"324.000","value_num":324,"unit":"mg/kg (pounds per million pounds) of beryllium oxide produced","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7440-41-7","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart O—Primary Beryllium Subcategory","existing sources (BPT)","(e) Beryllium Oxide Calcining Furnace Wet Air Pollution Control.","table: BPT Limitations for the Primary Beryllium 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 421.152 (BPT)","page":null,"quote":"Beryllium 324.000 145.000"}},{"id":"70d112ee1fb8dd53","parameter":"Beryllium","value":"145.000","value_num":145,"unit":"mg/kg (pounds per million pounds) of beryllium oxide produced","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7440-41-7","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart O—Primary Beryllium Subcategory","existing sources (BPT)","(e) Beryllium Oxide Calcining Furnace Wet Air Pollution Control.","table: BPT Limitations for the Primary Beryllium 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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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 421.152 (BPT)","page":null,"quote":"Beryllium 282.9 126.5"}},{"id":"373a63689a399bd8","parameter":"Beryllium","value":"126.5","value_num":126.5,"unit":"mg/kg (pounds per million pounds) of beryllium hydroxide produced from scrap and residues as beryllium","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7440-41-7","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart O—Primary Beryllium Subcategory","existing sources (BPT)","(f) Beryllium hydroxide supernatant.","table: BPT Limitations for the Primary Beryllium 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 421.152 (BPT)","page":null,"quote":"Beryllium 282.9 126.5"}},{"id":"1c3f99506b797195","parameter":"Beryllium","value":"215.00","value_num":215,"unit":"mg/kg (pounds per million pounds) of beryllium pebbles 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96.14"}},{"id":"628fdf104f11d509","parameter":"Beryllium","value":"96.14","value_num":96.14,"unit":"mg/kg (pounds per million pounds) of beryllium pebbles produced","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7440-41-7","place":["US"],"conditions":["route is direct","cites is 40 CFR 421","the discharge is of the Subpart O—Primary Beryllium Subcategory","existing sources (BPT)","(g) Process water.","table: BPT Limitations for the Primary Beryllium 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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