{"query":{"parameter":"diazinon","place":"US-NH","medium":null,"statistic":null,"kind":null},"searched":{"places":["US-NH","US"],"parameter_keys":["cas:333-41-5","name:diazanon"],"names_matched":[["diazinon","cas:333-41-5"],["diazanon","name:diazanon","diazanon"]],"match":"exact+contains","order":"The place's own instruments first, then each place above it, each in its register's order"},"total":12,"offset":0,"returned":12,"next_offset":null,"rows":[{"id":"4220758f233b25ba","parameter":"Diazinon","value":"0.17","value_num":0.17,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:333-41-5","place":["US-NH"],"conditions":["receiving_water is freshwater","added to Table 1703-1 in 2022 and not in effect for Clean Water Act purposes (EPA's cover page of April 6, 2023: still under its review)"],"cite":{"instrument":"us_nh_wqs","title":"New Hampshire Env-Wq 1700 Surface Water Quality Regulations: Table 1703-1 water quality criteria for toxic substances (fresh and marine acute/chronic aquatic life; 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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":"not verified"},"section":"National Recommended Aquatic Life Criteria table","page":null,"quote":"Diazinon 333415 0.17ug/L 0.17ug/L 0.82ug/L 0.82ug/L 2005"}},{"id":"c73f3f8526b10b49","parameter":"Diazinon","value":"0.82","value_num":0.82,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"national","parameter_key":"cas:333-41-5","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","Saltwater 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); 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