{"query":{"parameter":"chlorodibromomethane","place":"US-IL","medium":null,"statistic":null,"kind":null},"searched":{"places":["US-IL","US"],"parameter_keys":["cas:124-48-1","name:total trihalomethanes","name:trihalomethanes totaux"],"names_matched":[["chlorodibromomethane","cas:124-48-1"],["total trihalomethanes bromoform chlorodibromomethane dichlorobromomethane and chloroform","name:total trihalomethanes"],["trihalomethanes totaux chloroforme bromodichloromethane chlorodibromomethane et bromoforme","name:trihalomethanes totaux"]],"match":"exact+contains","order":"The place's own instruments first, then each place above it, each in its register's order","not_sent":{"rows":1,"names":["Total trihalomethanes (TTHM)"],"says":"1 rows share a parameter key with a longer name holding \"chlorodibromomethane\" but are printed under names without these words (that key is wider than the name): not sent. Ask for one by its name or CAS number."}},"total":9,"offset":0,"returned":9,"next_offset":null,"rows":[{"id":"56d6d98a18de53aa","parameter":"Dibromochloromethane","value":"0.06","value_num":0.06,"unit":"mg/L","direction":"max","kind":"guideline","medium":"drinking_water","level":"national","parameter_key":"cas:124-48-1","place":["US"],"conditions":["40 CFR 141.2: Maximum contaminant level goals are nonenforceable health goals."],"cite":{"instrument":"us_npdwr","title":"40 CFR Part 141 — National Primary 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=141","source_sha256":"bd534eb2d8af38e141e1cd6236134a638298fbf14791b30279eeb47d815d7767","fetched_at":"2026-08-29","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"141.53","page":null,"quote":null,"column":"mclg"}},{"id":"de4c09e69b332792","parameter":"Chlorodibromomethane","value":"0.80","value_num":0.8,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"national","parameter_key":"cas:124-48-1","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); 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