{"query":{"parameter":"bis chloromethyl ether","place":"US-KS","medium":null,"statistic":null,"kind":null},"searched":{"places":["US-KS","US"],"parameter_keys":["cas:542-88-1","cas:53622-12-1","name:bis(2-chloromethyl) ether","name:bis(2-chloromethyl)ether"],"names_matched":[["bis chloromethyl ether","cas:542-88-1"],["bis 1 chloromethyl propyl ether","cas:53622-12-1"],["bis 2 chloromethyl ether","name:bis(2-chloromethyl) ether"],["bis 2 chloromethyl ether","name:bis(2-chloromethyl)ether"]],"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"},"total":10,"offset":0,"returned":10,"next_offset":null,"rows":[{"id":"9cf2c8eaa958ca9a","parameter":"Bis(chloromethyl) ether","value":"238,000","value_num":238000,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:542-88-1","place":["US-KS"],"conditions":["receiving_water is freshwater","classified waters designated for aquatic life support (special, expected or restricted aquatic life use) (a water's designated uses: the Kansas surface water register; 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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":5,"quote":"bis(chloromethyl) ether 542881 238,000 a a a 0.017 0.00015"}},{"id":"d241fbebb13d4839","parameter":"Bis(chloromethyl) ether","value":"0.00015","value_num":0.00015,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:542-88-1","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":5,"quote":"bis(chloromethyl) ether 542881 238,000 a a a 0.017 0.00015"}},{"id":"9fb5fb259e8ffe8c","parameter":"Bis(Chloromethyl) Ether","value":"0.00015","value_num":0.00015,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"national","parameter_key":"cas:542-88-1","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); each criterion carries its publication year","source_url":"https://www.epa.gov/wqc/national-recommended-water-quality-criteria-human-health-criteria-table","source_sha256":"a0229d5a613672b46a000c5b9925dd3a23c3e05914bb020b7f739c69cecbb5fe","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"National Recommended Water Quality Criteria — Human Health Criteria Table","page":null,"quote":"Bis(Chloromethyl) Ether 542881 0.00015 0.017 2015"}},{"id":"2e5131df31bc81fe","parameter":"Bis(Chloromethyl) Ether","value":"0.017","value_num":0.017,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"national","parameter_key":"cas:542-88-1","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 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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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":"unchanged"},"section":null,"page":null,"quote":null,"table":"ssl","column":"risque"}},{"id":"5bb36fae4f350b9e","parameter":"Bis(chloromethyl)ether","value":"7.2e-05","value_num":0.000072,"unit":"µg/L","direction":"max","kind":"guideline","medium":"drinking_water","level":"national","parameter_key":"cas:542-88-1","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":"unchanged"},"section":null,"page":null,"quote":null,"table":"eau","column":"eau_robinet"}},{"id":"539ad63d40f349e5","parameter":"Bis(Chloromethyl) Ether","value":"0.017","value_num":0.017,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"national","parameter_key":"cas:542-88-1","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"}]}