{"query":{"parameter":"p p ddd","place":"US-UT","medium":null,"statistic":null,"kind":null},"searched":{"places":["US-UT","US"],"parameter_keys":["cas:72-54-8","cas:50-29-3"],"names_matched":[["p p ddd","cas:72-54-8"],["p p dichlorodiphenyltrichloroethane ddt and metabolites ddd and dde","cas:50-29-3"]],"match":"exact+contains","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","not_sent":{"rows":15,"names":["4,4'-DDT","Dichlorodiphenyltrichloroethane, p,p'- (DDT)","p,p′-Dichlorodiphenyltrichloroethane (DDT)","p,p′-DDT","4,4-DDT"],"says":"15 rows share a parameter key with a longer name holding \"p p ddd\" but are printed under names without these words (that key is wider than the name), or keyed to a CAS number \"p p ddd\" does not name (another substance, whatever words its name holds): not sent. Ask for one by its name or CAS number."}},"total":11,"offset":0,"returned":11,"next_offset":null,"rows":[{"id":"554ea200307910ab","parameter":"4,4-DDD","value":"0.00012 B","value_num":0.00012,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:72-54-8","place":["US-UT"],"conditions":["water with the beneficial use Class 1C: domestic water supply"],"cite":{"instrument":"us_ut_wqs","title":"Utah Admin. Code R317-2-14 numeric criteria: Table 2.14.2 aquatic wildlife (Classes 3A-3D, 5) and Table 2.14.6 human health","issuer":"State of Utah, Department of Environmental Quality, Division of Water Quality (Water Quality Board)","edition":"R317-2 Standards of Quality for Waters of the State as US EPA posts it (Utah DEQ's Word file, PDF of September 24, 2025)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/utwqs.pdf","source_sha256":"ecd9919716fba76ef049e55c942f1387f9a8ec133cd140000105b0554af46a38","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"Utah Admin. Code R317-2-14 Table 2.14.6","page":47,"quote":"4,4-DDD 72-54-8 0.00012 B 0.00012 B"}},{"id":"d26b88a24641d98d","parameter":"4,4-DDD","value":"0.00012 B","value_num":0.00012,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:72-54-8","place":["US-UT"],"conditions":["water with an aquatic wildlife beneficial use, Class 3A, 3B, 3C or 3D"],"cite":{"instrument":"us_ut_wqs","title":"Utah Admin. 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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, Organic Constituents, wastewater standard","page":null,"quote":"p,p′-DDD 72-54-8 0.023 0.087"}},{"id":"25850dc15fd52abe","parameter":"p,p′-DDD","value":"0.087","value_num":0.087,"unit":"mg/kg","statistic":"instant","direction":"max","kind":"limit","medium":"product","level":"national","parameter_key":"cas:72-54-8","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":"p,p′-DDD 72-54-8 0.023 0.087"}},{"id":"fae54f57ef3de3b2","parameter":"p,p′-Dichlorodiphenyldichloroethane (DDD)","value":"0.00012","value_num":0.00012,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"national","parameter_key":"cas:72-54-8","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","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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SSL values are based on DAF=1"],"cite":{"instrument":"us_rsl_soil","title":"US EPA — Regional Screening Levels (RSLs), Summary Table (TR=1E-06, THQ=1.0), November 2024 — Soil","issuer":"U.S. Environmental Protection Agency (EPA)","edition":"November 2024","source_url":"https://semspub.epa.gov/src/document/HQ/405270","source_sha256":"0160dc81b4f55d738a354a74de92488f149946ebfa7c6a6c64592f45348043d7","fetched_at":"2026-09-19","source_status":{"checked":"2026-10-15","status":"not verified"},"section":null,"page":null,"quote":null,"table":"ssl","column":"risque"}},{"id":"dbd372e5ac07c025","parameter":"Dichlorodiphenyldichloroethane, p,p'- (DDD)","value":"0.032","value_num":0.032,"unit":"µg/L","direction":"max","kind":"guideline","medium":"drinking_water","level":"national","parameter_key":"cas:72-54-8","place":["US"],"conditions":["Tap Water (ug/L): Regional Screening Level (RSL) Summary Table (TR=1E-06, HQ=1) November 2024"],"cite":{"instrument":"us_rsl_tapwater","title":"US EPA — Regional Screening Levels (RSLs), Summary Table (TR=1E-06, THQ=1.0), November 2024 — Tap Water","issuer":"U.S. Environmental Protection Agency (EPA)","edition":"November 2024","source_url":"https://semspub.epa.gov/src/document/HQ/405270","source_sha256":"0160dc81b4f55d738a354a74de92488f149946ebfa7c6a6c64592f45348043d7","fetched_at":"2026-09-19","source_status":{"checked":"2026-10-15","status":"not verified"},"section":null,"page":null,"quote":null,"table":"eau","column":"eau_robinet"}},{"id":"6c30da07f616ff17","parameter":"p,p′-Dichlorodiphenyldichloroethane (DDD)","value":"0.00012","value_num":0.00012,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"national","parameter_key":"cas:72-54-8","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","consumption of organism only: a water designated for fish and shellfish taken from it, not a drinking-water source (fresh or salt)"],"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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or file_url, a public https address of it."},"post":"/api/v1/certificate"}]}