{"query":{"parameter":"alpha endosulfan","place":"US-MD","medium":null,"statistic":null,"kind":null},"searched":{"places":["US-MD","US"],"parameter_keys":["cas:959-98-8","name:alpha-endosulfan","name:alpha-endosulfan beta-endosulfan","name:a-endosulfan","cas:115-29-7","name:endosulfan (i ou α) et (ii ou β), totaux"],"names_matched":[["alpha endosulfan","cas:959-98-8"],["alpha endosulfan","name:alpha-endosulfan"],["alpha endosulfan beta endosulfan","name:alpha-endosulfan beta-endosulfan"],["a endosulfan","name:a-endosulfan","a endosulfan"],["endosulfan i and endosulfan ii alpha and beta summed","cas:115-29-7","endosulfan i"],["endosulfan i ii","cas:115-29-7","endosulfan i"],["endosulfan i ou et ii ou totaux","name:endosulfan (i ou α) et (ii ou β), totaux","endosulfan i"],["endosulfan alpha","cas:115-29-7","endosulfan alpha"],["endosulfan alpha and beta","cas:115-29-7","endosulfan alpha"],["endosulfan alpha beta sulfate","cas:115-29-7","endosulfan alpha"]],"match":"exact+contains","order":"The place's own instruments first, then each place above it, each in its register's order","not_sent":{"rows":4,"names":["Endosulfan"],"says":"4 rows share a parameter key with a longer name holding \"alpha endosulfan\" but are printed under names without these words (that key is wider than the name), or keyed to a CAS number \"alpha endosulfan\" does not name (another substance, whatever words its name holds): not sent. Ask for one by its name or CAS number."}},"total":15,"offset":0,"returned":15,"next_offset":null,"rows":[{"id":"ade54259cbb70960","parameter":"alpha-Endosulfan","value":"0.22","value_num":0.22,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:959-98-8","place":["US-MD"],"conditions":["receiving_water is freshwater"],"cite":{"instrument":"us_md_wqs","title":"COMAR 26.08.02.03-2 — Numerical Criteria for Toxic Substances in Surface Waters (Maryland), Tables 1, 4, 5 and 6","issuer":"State of Maryland, Department of the Environment (MDE)","edition":"Code of Maryland Regulations as served by the Division of State Documents on 2026-10-09","source_url":"https://dsd.maryland.gov/regulations/Pages/26.08.02.03-2.aspx","source_sha256":"9924bc5fb2d109930b06f840cd56b722bdab36dfe897e28897e658512be1f9bd","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"COMAR 26.08.02.03-2 G, Table 6 (fresh water acute)","page":null,"quote":"alpha-Endosulfan 959988 0.22 0.056 0.034 0.0087 20 30"}},{"id":"74185a2aa1ba0ff7","parameter":"alpha-Endosulfan","value":"0.056","value_num":0.056,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:959-98-8","place":["US-MD"],"conditions":["receiving_water is freshwater"],"cite":{"instrument":"us_md_wqs","title":"COMAR 26.08.02.03-2 — Numerical Criteria for Toxic Substances in Surface Waters (Maryland), Tables 1, 4, 5 and 6","issuer":"State of Maryland, Department of the Environment (MDE)","edition":"Code of Maryland Regulations as served by the Division of State Documents on 2026-10-09","source_url":"https://dsd.maryland.gov/regulations/Pages/26.08.02.03-2.aspx","source_sha256":"9924bc5fb2d109930b06f840cd56b722bdab36dfe897e28897e658512be1f9bd","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"COMAR 26.08.02.03-2 G, Table 6 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verified"},"section":"COMAR 26.08.02.03-2 G, Table 6 (salt water acute)","page":null,"quote":"alpha-Endosulfan 959988 0.22 0.056 0.034 0.0087 20 30"}},{"id":"5d7a2bb31f9b52f4","parameter":"alpha-Endosulfan","value":"0.0087","value_num":0.0087,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:959-98-8","place":["US-MD"],"conditions":["receiving_water is marine","salt water (the table's Salt Water column)"],"cite":{"instrument":"us_md_wqs","title":"COMAR 26.08.02.03-2 — Numerical Criteria for Toxic Substances in Surface Waters (Maryland), Tables 1, 4, 5 and 6","issuer":"State of Maryland, Department of the Environment (MDE)","edition":"Code of Maryland Regulations as served by the Division of State Documents on 2026-10-09","source_url":"https://dsd.maryland.gov/regulations/Pages/26.08.02.03-2.aspx","source_sha256":"9924bc5fb2d109930b06f840cd56b722bdab36dfe897e28897e658512be1f9bd","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"COMAR 26.08.02.03-2 G, Table 6 (salt water chronic)","page":null,"quote":"alpha-Endosulfan 959988 0.22 0.056 0.034 0.0087 20 30"}},{"id":"a0a6cee06573f057","parameter":"alpha-Endosulfan","value":"20","value_num":20,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:959-98-8","place":["US-MD"],"conditions":["human health for consumption of drinking water + organism (the table's column)"],"cite":{"instrument":"us_md_wqs","title":"COMAR 26.08.02.03-2 — Numerical Criteria for Toxic Substances in Surface Waters (Maryland), Tables 1, 4, 5 and 6","issuer":"State of Maryland, Department of the Environment (MDE)","edition":"Code of Maryland Regulations as served by the Division of State Documents on 2026-10-09","source_url":"https://dsd.maryland.gov/regulations/Pages/26.08.02.03-2.aspx","source_sha256":"9924bc5fb2d109930b06f840cd56b722bdab36dfe897e28897e658512be1f9bd","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"COMAR 26.08.02.03-2 G, Table 6 (human health, drinking water + organism)","page":null,"quote":"alpha-Endosulfan 959988 0.22 0.056 0.034 0.0087 20 30"}},{"id":"196103ea5b5d22b9","parameter":"alpha-Endosulfan","value":"30","value_num":30,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:959-98-8","place":["US-MD"],"conditions":["human health for consumption of organism only (the table's column)"],"cite":{"instrument":"us_md_wqs","title":"COMAR 26.08.02.03-2 — Numerical Criteria for Toxic Substances in Surface Waters (Maryland), Tables 1, 4, 5 and 6","issuer":"State of Maryland, Department of the Environment (MDE)","edition":"Code of Maryland Regulations as served by the Division of State Documents on 2026-10-09","source_url":"https://dsd.maryland.gov/regulations/Pages/26.08.02.03-2.aspx","source_sha256":"9924bc5fb2d109930b06f840cd56b722bdab36dfe897e28897e658512be1f9bd","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"COMAR 26.08.02.03-2 G, Table 6 (human health, organism only)","page":null,"quote":"alpha-Endosulfan 959988 0.22 0.056 0.034 0.0087 20 30"}},{"id":"abf872d8f724a774","parameter":"Endosulfan I","value":"0.023","value_num":0.023,"unit":"mg/L","statistic":"composite","direction":"max","kind":"limit","medium":"product","level":"national","parameter_key":"cas:959-98-8","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":"Endosulfan I 959-98-8 0.023 0.066"}},{"id":"3ddcc2758e148de3","parameter":"Endosulfan I","value":"0.066","value_num":0.066,"unit":"mg/kg","statistic":"instant","direction":"max","kind":"limit","medium":"product","level":"national","parameter_key":"cas:959-98-8","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":"Endosulfan I 959-98-8 0.023 0.066"}},{"id":"3641075435b3e68d","parameter":"alpha-Endosulfan","value":"0.22","value_num":0.22,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"national","parameter_key":"cas:959-98-8","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","Freshwater CMC (acute): criterion maximum concentration, acute"],"cite":{"instrument":"us_nrwqc_aquatic","title":"EPA National Recommended Water Quality Criteria — Aquatic Life Criteria Table (freshwater and saltwater CMC/CCC)","issuer":"U.S. Environmental Protection Agency","edition":"EPA web table, last updated on June 9, 2026 (fetched 2026-10-09); each criterion carries its publication year","source_url":"https://www.epa.gov/wqc/national-recommended-water-quality-criteria-aquatic-life-criteria-table","source_sha256":"be6b429558db9852c3456eb22c17046aa1a3335ee89e702e8afb793f9b5b25ec","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"National Recommended Aquatic Life Criteria table","page":null,"quote":"alpha-Endosulfan (P) 959988 0.22 0.056 0.034 0.0087 1980"}},{"id":"0ad35e77003f0251","parameter":"alpha-Endosulfan","value":"0.056","value_num":0.056,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"national","parameter_key":"cas:959-98-8","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","Freshwater CCC (chronic): criterion continuous concentration, chronic"],"cite":{"instrument":"us_nrwqc_aquatic","title":"EPA National Recommended Water Quality Criteria — Aquatic Life Criteria Table (freshwater and saltwater CMC/CCC)","issuer":"U.S. Environmental Protection Agency","edition":"EPA web table, last updated on June 9, 2026 (fetched 2026-10-09); each criterion carries its publication year","source_url":"https://www.epa.gov/wqc/national-recommended-water-quality-criteria-aquatic-life-criteria-table","source_sha256":"be6b429558db9852c3456eb22c17046aa1a3335ee89e702e8afb793f9b5b25ec","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"National Recommended Aquatic Life Criteria table","page":null,"quote":"alpha-Endosulfan (P) 959988 0.22 0.056 0.034 0.0087 1980"}},{"id":"6ad79e0e85950eec","parameter":"alpha-Endosulfan","value":"0.034","value_num":0.034,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"national","parameter_key":"cas:959-98-8","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 marine","Saltwater CMC (acute): criterion maximum concentration, acute"],"cite":{"instrument":"us_nrwqc_aquatic","title":"EPA National Recommended Water Quality Criteria — Aquatic Life Criteria Table (freshwater and saltwater CMC/CCC)","issuer":"U.S. Environmental Protection Agency","edition":"EPA web table, last updated on June 9, 2026 (fetched 2026-10-09); each criterion carries its publication year","source_url":"https://www.epa.gov/wqc/national-recommended-water-quality-criteria-aquatic-life-criteria-table","source_sha256":"be6b429558db9852c3456eb22c17046aa1a3335ee89e702e8afb793f9b5b25ec","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"National Recommended Aquatic Life Criteria table","page":null,"quote":"alpha-Endosulfan (P) 959988 0.22 0.056 0.034 0.0087 1980"}},{"id":"a05951cc2b9214ff","parameter":"alpha-Endosulfan","value":"0.0087","value_num":0.0087,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"national","parameter_key":"cas:959-98-8","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 marine","Saltwater CCC (chronic): criterion continuous concentration, chronic"],"cite":{"instrument":"us_nrwqc_aquatic","title":"EPA National Recommended Water Quality Criteria — Aquatic Life Criteria Table (freshwater and saltwater CMC/CCC)","issuer":"U.S. Environmental Protection Agency","edition":"EPA web table, last updated on June 9, 2026 (fetched 2026-10-09); 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or file_url, a public https address of it."},"post":"/api/v1/certificate"}]}