{"query":{"parameter":"chloride","place":"US-CT","medium":null,"statistic":null,"kind":null},"searched":{"places":["US-CT","US"],"parameter_keys":["cas:16887-00-6","cas:7647-14-5"],"names_matched":[["chloride","cas:16887-00-6"],["chloride","cas:7647-14-5"]],"match":"exact","order":"The place's own instruments first, then each place above it, each in its register's order","not_searched":{"names":103,"parameters":63,"some":["1 1 3 5 tetramethyl piperidinium chloride","1 1 dichlorethane ethylidene chloride","1 1 dichloroethylene 1 1 dichloroethene vinylidene chloride","1 1 dichloroethylene vinylidene chloride","1 decanaminium n decyl n n dimethyl chloride","1 propanaminium 2 3 dihydroxy n n n trimethyl chloride","2 3 dihydroxy n n n trimethyl 1 propanaminium chloride","2 acryloyloxy ethyl trimethylammonium chloride","2 chlorobenzyl chloride","2 ethyl hexanoyl chloride","2 ethylhexyl chloride","2 propen 1 aminium n564n n dimethyl n propenyl chloride homopolymer","3 chloro 2 hydroxypropyltrimethyl ammonium chloride","3 chloro 2 hydroxypropyltrimethylammonium chloride","4 4 4 trifluoroacetoacetyl chloride","4 chlorobenzyl chloride","5 methylene chloride","acetyl chloride","alkyl dimethyl benzyl ammonium chloride","allyl chloride","aluminum chloride hydroxide","ammonium chloride","benzal chloride","benzoyl chloride","benzoyl chloride 2 methyl"],"says":"103 other names contain \"chloride\" (63 parameters, over the 40 searched at once): ask for one of them by name."}},"total":5,"offset":0,"returned":5,"next_offset":null,"rows":[{"id":"eb65e3c89e2169a7","parameter":"Chloride","value":"860,000","value_num":860000,"unit":"µg/L","statistic":"hourly_avg","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:16887-00-6","place":["US-CT"],"conditions":["receiving_water is freshwater","Class AA, A and B fresh waters (RCSA 22a-426-9 Table 3, 'Freshwater: Class AA, A & B')"],"cite":{"instrument":"us_ct_wqs","title":"Connecticut Water Quality Standards, RCSA 22a-426-1 to 22a-426-9: Table 3 numerical criteria for chemical constituents (freshwater and saltwater acute/chronic, human health) and Table 1 class criteria","issuer":"State of Connecticut, Department of Energy and Environmental Protection","edition":"effective October 10, 2013 (Secretary of the State file 6139), as US EPA posts it in effect for Clean Water Act purposes","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/ctwqs.pdf","source_sha256":"63f4fdc6b78451e716971f20e0ca70aa279109e928fcffdfb21c6b05ebb78b31","fetched_at":"2026-10-10","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"RCSA 22a-426-9(a) Table 3","page":68,"quote":null}},{"id":"bf68eb1c82f898c8","parameter":"Chloride","value":"230,000","value_num":230000,"unit":"µg/L","statistic":"four_day_avg","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:16887-00-6","place":["US-CT"],"conditions":["receiving_water is freshwater","Class AA, A and B fresh waters (RCSA 22a-426-9 Table 3, 'Freshwater: Class AA, A & B')"],"cite":{"instrument":"us_ct_wqs","title":"Connecticut Water Quality Standards, RCSA 22a-426-1 to 22a-426-9: Table 3 numerical criteria for chemical constituents (freshwater and saltwater acute/chronic, human health) and Table 1 class criteria","issuer":"State of Connecticut, Department of Energy and Environmental Protection","edition":"effective October 10, 2013 (Secretary of the State file 6139), as US EPA posts it in effect for Clean Water Act purposes","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/ctwqs.pdf","source_sha256":"63f4fdc6b78451e716971f20e0ca70aa279109e928fcffdfb21c6b05ebb78b31","fetched_at":"2026-10-10","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"RCSA 22a-426-9(a) Table 3","page":68,"quote":null}},{"id":"b05b51d768cb5142","parameter":"Chloride","value":"860000","value_num":860000,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"national","parameter_key":"cas:16887-00-6","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":"unchanged"},"section":"National Recommended Aquatic Life Criteria table","page":null,"quote":"Chloride 16887006 860000 230000 — — 1988"}},{"id":"29842f23a80f2175","parameter":"Chloride","value":"230000","value_num":230000,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"national","parameter_key":"cas:16887-00-6","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":"unchanged"},"section":"National Recommended Aquatic Life Criteria table","page":null,"quote":"Chloride 16887006 860000 230000 — — 1988"}},{"id":"e89292cc53996141","parameter":"Chloride","value":"250 mg/l","value_num":250,"direction":"max","kind":"guideline","medium":"drinking_water","level":"national","parameter_key":"cas:16887-00-6","place":["US"],"conditions":["40 CFR 143.1: The regulations in this subpart are not Federally enforceable but are intended as guidelines for the States."],"cite":{"instrument":"us_nsdwr","title":"40 CFR Part 143 — National Secondary Drinking Water Regulations (eCFR, as of 2026-08-01)","issuer":"U.S. Environmental Protection Agency (EPA)","edition":"eCFR as of 2026-08-01","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-01/title-40.xml?part=143","source_sha256":"a98e8b66948f546c71e119055eff012e6380857a255ec216a4247b658bcf040d","fetched_at":"2026-08-29","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"143.3","page":null,"quote":null,"column":"smcl"}}],"next":[{"tool":"check_values","says":"Has your user measured this? check_values sets each of their results beside every row held here, with a verdict and the row's cite.","arguments":{"place":"US-CT"},"needs":{"rows":"Your user's measured results, as their table prints them: [{parameter: \"chloride\", value, unit}, ...], any other parameters too."},"post":"/api/v1/check"},{"tool":"read_certificate","says":"Has your user a laboratory certificate? read_certificate reads every row it prints, each with its page, and checks them against these limits.","arguments":{"place":"US-CT"},"needs":{"content_base64":"The laboratory's certificate (PDF) or its XLSX, XLS or CSV export, as base64; or file_url, a public https address of it."},"post":"/api/v1/certificate"}]}