{"query":{"parameter":"diazinon","place":"US-VA","medium":null,"statistic":null,"kind":null},"searched":{"places":["US-VA","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":"2bf40dcb4376f9d8","parameter":"Diazinon","value":"0.17","value_num":0.17,"unit":"µg/l","statistic":"hourly_avg","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:333-41-5","place":["US-VA"],"conditions":["receiving_water is freshwater","Class II tidal freshwater and Classes III-VII (9VAC25-260-140 C); in a Class II transition zone the more stringent of the freshwater and saltwater criteria"],"cite":{"instrument":"us_va_wqs","title":"9VAC25-260-140 — Criteria for surface water (Virginia Water Quality Standards), Table of Parameters","issuer":"Commonwealth of Virginia, State Water Control Board (Department of Environmental Quality)","edition":"Virginia Administrative Code as served by the General Assembly's LIS on 2026-10-09; last amended Virginia Register Volume 40, Issue 24, eff. 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or file_url, a public https address of it."},"post":"/api/v1/certificate"}]}