{"query":{"parameter":"p p dde","place":"US-KS","medium":null,"statistic":null,"kind":null},"searched":{"places":["US-KS","US"],"parameter_keys":["cas:72-55-9","cas:50-29-3"],"names_matched":[["p p dde","cas:72-55-9"],["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":16,"names":["DDT (total)","4,4'-DDT","Dichlorodiphenyltrichloroethane, p,p'- (DDT)","p,p′-Dichlorodiphenyltrichloroethane (DDT)"],"says":"16 rows share a parameter key with a longer name holding \"p p dde\" but are printed under names without these words (that key is wider than the name): not sent. 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not evaluated)"],"cite":{"instrument":"us_ks_wqs","title":"Kansas Surface Water Quality Standards, Tables of Numeric Criteria (K.A.R. 28-16-28e): Table 1a by designated use, Table 1b formulas, Table 1g dissolved oxygen, pH and temperature, Table 1h natural background","issuer":"State of Kansas, Department of Health and Environment (Bureau of Water)","edition":"Kansas surface water quality standards: tables of numeric criteria, dated July 1, 2023, adopted by reference in K.A.R. 28-16-28e(e) (amended November 8, 2024), as US EPA posts it in effect for CWA purposes (effective March 31, 2025)","source_url":"https://www.epa.gov/system/files/documents/2023-01/kswqs-numeric-criteria.pdf","source_sha256":"11e107ef12fbc69f241a0aa01685313369c1300cf11d9ef43e3ef6f63614e27e","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"Kansas SWQS tables of numeric criteria, Table 1a","page":8,"quote":"4,4-DDE (p,p=-DDE) 72559 1,050 a a a 0.000018 0.000018"}},{"id":"cd5af32f0ee4df0a","parameter":"4,4-DDE (p,p=-DDE)","value":"0.000018","value_num":0.000018,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:72-55-9","place":["US-KS"],"conditions":["receiving_water is freshwater","points of domestic water supply diversion on classified waters designated for domestic water supply use (a water's designated uses: the Kansas surface water register; not evaluated)"],"cite":{"instrument":"us_ks_wqs","title":"Kansas Surface Water Quality Standards, Tables of Numeric Criteria (K.A.R. 28-16-28e): Table 1a by designated use, Table 1b formulas, Table 1g dissolved oxygen, pH and temperature, Table 1h natural background","issuer":"State of Kansas, Department of Health and Environment (Bureau of Water)","edition":"Kansas surface water quality standards: tables of numeric criteria, dated July 1, 2023, adopted by reference in K.A.R. 28-16-28e(e) (amended November 8, 2024), as US EPA posts it in effect for CWA purposes (effective March 31, 2025)","source_url":"https://www.epa.gov/system/files/documents/2023-01/kswqs-numeric-criteria.pdf","source_sha256":"11e107ef12fbc69f241a0aa01685313369c1300cf11d9ef43e3ef6f63614e27e","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"Kansas SWQS tables of numeric criteria, Table 1a","page":8,"quote":"4,4-DDE (p,p=-DDE) 72559 1,050 a a a 0.000018 0.000018"}},{"id":"beee87f00b56c940","parameter":"p,p′-Dichlorodiphenyldichloroethylene (DDE)","value":"0.000018","value_num":0.000018,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"national","parameter_key":"cas:72-55-9","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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or file_url, a public https address of it."},"post":"/api/v1/certificate"}]}