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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":"Chromium (Total) 7440-47-3 2.77 0.60 mg/l TCLP"}},{"id":"28487d54f43db568","parameter":"Chromium (Total)","value":"0.60 mg/l TCLP","value_num":0.6,"unit":"mg/L TCLP","statistic":"instant","direction":"max","kind":"limit","medium":"leachate","level":"national","parameter_key":"cas:7440-47-3","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. 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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":"Chromium (Total) 7440-47-3 2.77 0.60 mg/l TCLP"}},{"id":"a2fa3493dcb86bd1","parameter":"Total chromium","value":"0.10","value_num":0.1,"unit":"Kg/kkg (or pounds per 1,000 lb) of wool","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7440-47-3","place":["US"],"conditions":["route is direct","cites is 40 CFR 410","the discharge is of the Subpart A—Wool Scouring Subcategory","existing sources (BPT)"],"cite":{"instrument":"us_40cfr410","title":"40 CFR Part 410 — PART 410—TEXTILE MILLS 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=410","source_sha256":"02c53988595c9f2911727f635f59f6a2af0c1d50ce06550c150a706321a505b3","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"40 CFR 410.12 (BPT)","page":null,"quote":"Total chromium 0.10 0.05"}},{"id":"36635e19cc6a833a","parameter":"Total chromium","value":"0.05","value_num":0.05,"unit":"Kg/kkg (or pounds per 1,000 lb) of wool","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7440-47-3","place":["US"],"conditions":["route is direct","cites is 40 CFR 410","the discharge is of the Subpart A—Wool Scouring Subcategory","existing sources (BPT)"],"cite":{"instrument":"us_40cfr410","title":"40 CFR Part 410 — PART 410—TEXTILE MILLS 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=410","source_sha256":"02c53988595c9f2911727f635f59f6a2af0c1d50ce06550c150a706321a505b3","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"40 CFR 410.12 (BPT)","page":null,"quote":"Total chromium 0.10 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0.05"}},{"id":"561c76aeec589198","parameter":"Total chromium","value":"0.05","value_num":0.05,"unit":"Kg/kkg (or pounds per 1,000 lb) of wool","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7440-47-3","place":["US"],"conditions":["route is direct","cites is 40 CFR 410","the discharge is of the Subpart A—Wool Scouring Subcategory","existing sources (BAT)"],"cite":{"instrument":"us_40cfr410","title":"40 CFR Part 410 — PART 410—TEXTILE MILLS 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=410","source_sha256":"02c53988595c9f2911727f635f59f6a2af0c1d50ce06550c150a706321a505b3","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"40 CFR 410.13 (BAT)","page":null,"quote":"Total chromium 0.10 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