{"query":{"parameter":"butyl benzyl phthalate","place":"US-TN","medium":null,"statistic":null,"kind":null},"searched":{"places":["US-TN","US"],"parameter_keys":["cas:85-68-7"],"names_matched":[["butyl benzyl phthalate","cas:85-68-7"]],"match":"exact","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":25,"offset":0,"returned":25,"next_offset":null,"rows":[{"id":"af5b94619a760b5f","parameter":"Butylbenzyl Phthalate","value":"1500","value_num":1500,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:85-68-7","place":["US-TN"],"conditions":["receiving_water is freshwater","waters designated for both recreation and domestic water supply (Rule 0400-40-03-.03(4)(j), note 1)"],"cite":{"instrument":"us_tn_wqs","title":"Tennessee Rule 0400-40-03-.03 Criteria for Water Uses (Chapter 0400-40-03 General Water Quality Criteria): domestic water supply, fish and aquatic life (CMC/CCC) and recreation human health criteria; TDS, dissolved oxygen and pH","issuer":"State of Tennessee, Department of Environment and Conservation (Board of Water Quality, Oil, and Gas)","edition":"Chapter 0400-40-03 as revised March 2024 (amendments filed December 18, 2023, effective March 17, 2024), as US EPA posts it in effect for CWA purposes","source_url":"https://www.epa.gov/system/files/documents/2024-07/tn_wqs_0011_062024.pdf","source_sha256":"4c9ee91b2941f44106d7cbb5009fe40f470c0c530b183b399370ce4567242717","fetched_at":"2026-10-10","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"Rule 0400-40-03-.03(4)(j)","page":13,"quote":"Butylbenzyl Phthalate (c) 1500 1900"}},{"id":"f050717a6e0c3cea","parameter":"Butylbenzyl Phthalate","value":"1900","value_num":1900,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:85-68-7","place":["US-TN"],"conditions":["receiving_water is freshwater","waters designated for recreation (Rule 0400-40-03-.03(4))"],"cite":{"instrument":"us_tn_wqs","title":"Tennessee Rule 0400-40-03-.03 Criteria for Water Uses (Chapter 0400-40-03 General Water Quality Criteria): domestic water supply, fish and aquatic life (CMC/CCC) and recreation human health criteria; TDS, dissolved oxygen and pH","issuer":"State of Tennessee, Department of Environment and Conservation (Board of Water Quality, Oil, and Gas)","edition":"Chapter 0400-40-03 as revised March 2024 (amendments filed December 18, 2023, effective March 17, 2024), as US EPA posts it in effect for CWA purposes","source_url":"https://www.epa.gov/system/files/documents/2024-07/tn_wqs_0011_062024.pdf","source_sha256":"4c9ee91b2941f44106d7cbb5009fe40f470c0c530b183b399370ce4567242717","fetched_at":"2026-10-10","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"Rule 0400-40-03-.03(4)(j)","page":13,"quote":"Butylbenzyl Phthalate (c) 1500 1900"}},{"id":"3827961ffaf06b6f","parameter":"Butyl benzyl phthalate","value":"0.017","value_num":0.017,"unit":"mg/L","statistic":"composite","direction":"max","kind":"limit","medium":"product","level":"national","parameter_key":"cas:85-68-7","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, Organic Constituents, wastewater standard","page":null,"quote":"Butyl benzyl phthalate 85-68-7 0.017 28"}},{"id":"4b21b4058de1b239","parameter":"Butyl benzyl phthalate","value":"28","value_num":28,"unit":"mg/kg","statistic":"instant","direction":"max","kind":"limit","medium":"product","level":"national","parameter_key":"cas:85-68-7","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, Organic Constituents, nonwastewater standard","page":null,"quote":"Butyl benzyl phthalate 85-68-7 0.017 28"}},{"id":"8cd3a8d766d28d55","parameter":"Butylbenzyl phthalate","value":"0.188","value_num":0.188,"unit":"mg/L","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:85-68-7","place":["US"],"conditions":["route is direct","cites is 40 CFR 437","the discharge is of the Subpart B—Oils Treatment and Recovery","existing sources (BPT)","table: BPT Limitations"],"cite":{"instrument":"us_40cfr437","title":"40 CFR Part 437 — PART 437—THE CENTRALIZED WASTE TREATMENT 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=437","source_sha256":"8e0e010c4a042c3d2350a03bd7a7c8a98559afa3a2ffa45a702685c0621afd01","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"40 CFR 437.21 (BPT)","page":null,"quote":"Butylbenzyl phthalate 0.188 0.0887"}},{"id":"2c039773c26d3d53","parameter":"Butylbenzyl phthalate","value":"0.0887","value_num":0.0887,"unit":"mg/L","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:85-68-7","place":["US"],"conditions":["route is direct","cites is 40 CFR 437","the discharge is of the Subpart B—Oils Treatment and Recovery","existing sources (BPT)","table: BPT Limitations"],"cite":{"instrument":"us_40cfr437","title":"40 CFR Part 437 — PART 437—THE CENTRALIZED WASTE TREATMENT 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=437","source_sha256":"8e0e010c4a042c3d2350a03bd7a7c8a98559afa3a2ffa45a702685c0621afd01","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"40 CFR 437.21 (BPT)","page":null,"quote":"Butylbenzyl phthalate 0.188 0.0887"}},{"id":"6f39c5fb6fd3d096","parameter":"Butylbenzyl phthalate","value":"0.188","value_num":0.188,"unit":"mg/L","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:85-68-7","place":["US"],"conditions":["route is direct","cites is 40 CFR 437","the discharge is of the Subpart D—Multiple Wastestreams","existing sources (BPT)","(b) Combined waste receipts from subparts A, B, and C of this part. (1) As provided in § 437.42(a), any existing point source subject to this paragraph must achieve the following effluent limitations representing the application of BPT:","table: BPT Limitations"],"cite":{"instrument":"us_40cfr437","title":"40 CFR Part 437 — PART 437—THE CENTRALIZED WASTE TREATMENT 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=437","source_sha256":"8e0e010c4a042c3d2350a03bd7a7c8a98559afa3a2ffa45a702685c0621afd01","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"40 CFR 437.42 (BPT)","page":null,"quote":"Butylbenzyl phthalate 0.188 0.0887"}},{"id":"283662d000a0e990","parameter":"Butylbenzyl phthalate","value":"0.0887","value_num":0.0887,"unit":"mg/L","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:85-68-7","place":["US"],"conditions":["route is direct","cites is 40 CFR 437","the discharge is of the Subpart D—Multiple Wastestreams","existing sources (BPT)","(b) Combined waste receipts from subparts A, B, and C of this part. (1) As provided in § 437.42(a), any existing point source subject to this paragraph must achieve the following effluent limitations representing the application of BPT:","table: BPT Limitations"],"cite":{"instrument":"us_40cfr437","title":"40 CFR Part 437 — PART 437—THE CENTRALIZED WASTE TREATMENT 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=437","source_sha256":"8e0e010c4a042c3d2350a03bd7a7c8a98559afa3a2ffa45a702685c0621afd01","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"40 CFR 437.42 (BPT)","page":null,"quote":"Butylbenzyl phthalate 0.188 0.0887"}},{"id":"b74a994a3ac581fa","parameter":"Butylbenzyl phthalate","value":"0.188","value_num":0.188,"unit":"mg/L","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:85-68-7","place":["US"],"conditions":["route is direct","cites is 40 CFR 437","the discharge is of the Subpart D—Multiple Wastestreams","existing sources (BPT)","(c) Combined waste receipts from subparts A and B of this part. (1) As provided in § 437.42(a), any existing point source subject to this paragraph must achieve the following effluent limitations representing the application of BPT:","table: BPT Limitations"],"cite":{"instrument":"us_40cfr437","title":"40 CFR Part 437 — PART 437—THE CENTRALIZED WASTE TREATMENT 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=437","source_sha256":"8e0e010c4a042c3d2350a03bd7a7c8a98559afa3a2ffa45a702685c0621afd01","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"40 CFR 437.42 (BPT)","page":null,"quote":"Butylbenzyl phthalate 0.188 0.0887"}},{"id":"082f12562874cf58","parameter":"Butylbenzyl phthalate","value":"0.0887","value_num":0.0887,"unit":"mg/L","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:85-68-7","place":["US"],"conditions":["route is direct","cites is 40 CFR 437","the discharge is of the Subpart D—Multiple Wastestreams","existing sources (BPT)","(c) Combined waste receipts from subparts A and B of this part. (1) As provided in § 437.42(a), any existing point source subject to this paragraph must achieve the following effluent limitations representing the application of BPT:","table: BPT Limitations"],"cite":{"instrument":"us_40cfr437","title":"40 CFR Part 437 — PART 437—THE CENTRALIZED WASTE TREATMENT 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=437","source_sha256":"8e0e010c4a042c3d2350a03bd7a7c8a98559afa3a2ffa45a702685c0621afd01","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"40 CFR 437.42 (BPT)","page":null,"quote":"Butylbenzyl phthalate 0.188 0.0887"}},{"id":"3ef5863732cd5511","parameter":"Butylbenzyl phthalate","value":"0.188","value_num":0.188,"unit":"mg/L","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:85-68-7","place":["US"],"conditions":["route is direct","cites is 40 CFR 437","the discharge is of the Subpart D—Multiple Wastestreams","existing sources (BPT)","(e) Combined waste receipts from subparts B and C of this part. As provided in § 437.42(a), any existing point source subject to this paragraph must achieve the following effluent limitations representing the application of BPT:","table: BPT Limitations"],"cite":{"instrument":"us_40cfr437","title":"40 CFR Part 437 — PART 437—THE CENTRALIZED WASTE TREATMENT 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=437","source_sha256":"8e0e010c4a042c3d2350a03bd7a7c8a98559afa3a2ffa45a702685c0621afd01","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"40 CFR 437.42 (BPT)","page":null,"quote":"Butylbenzyl phthalate 0.188 0.0887"}},{"id":"94133e73b7871998","parameter":"Butylbenzyl phthalate","value":"0.0887","value_num":0.0887,"unit":"mg/L","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:85-68-7","place":["US"],"conditions":["route is direct","cites is 40 CFR 437","the discharge is of the Subpart D—Multiple Wastestreams","existing sources (BPT)","(e) Combined waste receipts from subparts B and C of this part. As provided in § 437.42(a), any existing point source subject to this paragraph must achieve the following effluent limitations representing the application of BPT:","table: BPT Limitations"],"cite":{"instrument":"us_40cfr437","title":"40 CFR Part 437 — PART 437—THE CENTRALIZED WASTE TREATMENT 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=437","source_sha256":"8e0e010c4a042c3d2350a03bd7a7c8a98559afa3a2ffa45a702685c0621afd01","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"40 CFR 437.42 (BPT)","page":null,"quote":"Butylbenzyl phthalate 0.188 0.0887"}},{"id":"267ec0c7f3576d21","parameter":"Butylbenzyl phthalate","value":"0.188","value_num":0.188,"unit":"mg/L","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:85-68-7","place":["US"],"conditions":["route is direct","cites is 40 CFR 437","the discharge is of the Subpart D—Multiple Wastestreams","new sources (NSPS)","(b) Combined waste receipts from subparts A, B and C of this part. (1) As provided in § 437.45(a), any new source subject to this paragraph must achieve the following performance standards:","table: Performance Standards"],"cite":{"instrument":"us_40cfr437","title":"40 CFR Part 437 — PART 437—THE CENTRALIZED WASTE TREATMENT 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=437","source_sha256":"8e0e010c4a042c3d2350a03bd7a7c8a98559afa3a2ffa45a702685c0621afd01","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"40 CFR 437.45 (NSPS)","page":null,"quote":"Butylbenzyl phthalate 0.188 0.0887"}},{"id":"ccc8891412261b5a","parameter":"Butylbenzyl phthalate","value":"0.0887","value_num":0.0887,"unit":"mg/L","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:85-68-7","place":["US"],"conditions":["route is direct","cites is 40 CFR 437","the discharge is of the Subpart D—Multiple Wastestreams","new sources (NSPS)","(b) Combined waste receipts from subparts A, B and C of this part. (1) As provided in § 437.45(a), any new source subject to this paragraph must achieve the following performance standards:","table: Performance Standards"],"cite":{"instrument":"us_40cfr437","title":"40 CFR Part 437 — PART 437—THE CENTRALIZED WASTE TREATMENT 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=437","source_sha256":"8e0e010c4a042c3d2350a03bd7a7c8a98559afa3a2ffa45a702685c0621afd01","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"40 CFR 437.45 (NSPS)","page":null,"quote":"Butylbenzyl phthalate 0.188 0.0887"}},{"id":"66a9c82d2be1870e","parameter":"Butylbenzyl phthalate","value":"0.188","value_num":0.188,"unit":"mg/L","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:85-68-7","place":["US"],"conditions":["route is direct","cites is 40 CFR 437","the discharge is of the Subpart D—Multiple Wastestreams","new sources (NSPS)","(c) Combined waste receipts from subparts A and B of this part. (1) As provided in § 437.45(a), any new source subject to this paragraph must achieve the following standards:","table: Performance Standards"],"cite":{"instrument":"us_40cfr437","title":"40 CFR Part 437 — PART 437—THE CENTRALIZED WASTE TREATMENT 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=437","source_sha256":"8e0e010c4a042c3d2350a03bd7a7c8a98559afa3a2ffa45a702685c0621afd01","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"40 CFR 437.45 (NSPS)","page":null,"quote":"Butylbenzyl phthalate 0.188 0.0887"}},{"id":"af38b26ed78282ff","parameter":"Butylbenzyl phthalate","value":"0.0887","value_num":0.0887,"unit":"mg/L","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:85-68-7","place":["US"],"conditions":["route is direct","cites is 40 CFR 437","the discharge is of the Subpart D—Multiple Wastestreams","new sources (NSPS)","(c) Combined waste receipts from subparts A and B of this part. (1) As provided in § 437.45(a), any new source subject to this paragraph must achieve the following standards:","table: Performance Standards"],"cite":{"instrument":"us_40cfr437","title":"40 CFR Part 437 — PART 437—THE CENTRALIZED WASTE TREATMENT 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=437","source_sha256":"8e0e010c4a042c3d2350a03bd7a7c8a98559afa3a2ffa45a702685c0621afd01","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"40 CFR 437.45 (NSPS)","page":null,"quote":"Butylbenzyl phthalate 0.188 0.0887"}},{"id":"256336d522150c11","parameter":"Butylbenzyl phthalate","value":"0.188","value_num":0.188,"unit":"mg/L","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:85-68-7","place":["US"],"conditions":["route is direct","cites is 40 CFR 437","the discharge is of the Subpart D—Multiple Wastestreams","new sources (NSPS)","(e) Combined waste receipts from subparts B and C of this part. As provided in § 437.45(a), any new source subject to this paragraph must achieve the following performance standards:","table: Performance Standards"],"cite":{"instrument":"us_40cfr437","title":"40 CFR Part 437 — PART 437—THE CENTRALIZED WASTE TREATMENT 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=437","source_sha256":"8e0e010c4a042c3d2350a03bd7a7c8a98559afa3a2ffa45a702685c0621afd01","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"40 CFR 437.45 (NSPS)","page":null,"quote":"Butylbenzyl phthalate 0.188 0.0887"}},{"id":"586163fa11e71bf7","parameter":"Butylbenzyl phthalate","value":"0.0887","value_num":0.0887,"unit":"mg/L","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:85-68-7","place":["US"],"conditions":["route is direct","cites is 40 CFR 437","the discharge is of the Subpart D—Multiple Wastestreams","new sources (NSPS)","(e) Combined waste receipts from subparts B and C of this part. As provided in § 437.45(a), any new source subject to this paragraph must achieve the following performance standards:","table: Performance Standards"],"cite":{"instrument":"us_40cfr437","title":"40 CFR Part 437 — PART 437—THE CENTRALIZED WASTE TREATMENT 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=437","source_sha256":"8e0e010c4a042c3d2350a03bd7a7c8a98559afa3a2ffa45a702685c0621afd01","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"40 CFR 437.45 (NSPS)","page":null,"quote":"Butylbenzyl phthalate 0.188 0.0887"}},{"id":"9c2f95e857cb8182","parameter":"Butylbenzyl Phthalate","value":"0.10","value_num":0.1,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"national","parameter_key":"cas:85-68-7","place":["US"],"conditions":["EPA's recommendation under Clean Water Act § 304(a): 'State and Tribal governments may use these criteria or use them as guidance in developing their own' — it binds a water once the state adopts it for the water's designated use","receiving_water is freshwater","consumption of water + organism: a water designated a drinking-water source and for fish and shellfish (a designated use the state assigns)"],"cite":{"instrument":"us_nrwqc_human_health","title":"EPA National Recommended Water Quality Criteria — Human Health Criteria Table (water + organism, organism only)","issuer":"U.S. Environmental Protection Agency","edition":"EPA web table (fetched 2026-10-09); 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