{"query":{"parameter":"dissolved oxygen","place":"US-NY","medium":null,"statistic":null,"kind":null},"searched":{"places":["US-NY","US"],"parameter_keys":["cas:7782-44-7","name:dissolved oxygen","name:diel dissolved oxygen flux","name:minimum dissolved oxygen","name:chemical oxygen demand, arsenic, radium (dissolved and total, uranium, zinc","name:oxygen - dissolved","name:oxygen, dissolved"],"names_matched":[["dissolved oxygen","cas:7782-44-7"],["dissolved oxygen","name:dissolved oxygen"],["diel dissolved oxygen flux","name:diel dissolved oxygen flux"],["minimum dissolved oxygen","name:minimum dissolved oxygen"],["chemical oxygen demand arsenic radium dissolved and total uranium zinc","name:chemical oxygen demand, arsenic, radium (dissolved and total, uranium, zinc","oxygen dissolved"],["chemical oxygen demand arsenic radium dissolved and total uranium zinc h","name:chemical oxygen demand, arsenic, radium (dissolved and total, uranium, zinc","oxygen dissolved"],["oxygen dissolved","name:oxygen - dissolved","oxygen dissolved"],["oxygen dissolved","name:oxygen, dissolved","oxygen dissolved"],["oxygen dissolved intergravel","name:oxygen, dissolved","oxygen dissolved"]],"match":"exact+contains","order":"The place's own instruments first, then each place above it, each in its register's order"},"total":10,"offset":0,"returned":10,"next_offset":null,"rows":[{"id":"daf7c0012bf0bc70","parameter":"Dissolved oxygen","value":"not less than 6.0 mg/L at any time","value_num":6,"unit":"mg/L","statistic":"instant","direction":"min","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:dissolved oxygen","place":["US-NY"],"conditions":["receiving_water is freshwater","New York classes A-Special (rivers and upper waters of lakes) (6 NYCRR Part 701)"],"cite":{"instrument":"us_ny_wqs","title":"6 NYCRR 703.5 Table 1 water quality standards (as DEC TOGS 1.1.1 reprints them) and 703.3 pH, dissolved oxygen and dissolved solids (New York)","issuer":"State of New York, Department of Environmental Conservation","edition":"DEC Division of Water TOGS 1.1.1, reissued June 1998 (the 703.5 standards as revised effective March 12, 1998); 703.3 from 6 NYCRR Parts 700-706 as US EPA posts them in effect for CWA purposes (effective December 20, 2024)","source_url":"https://dec.ny.gov/docs/water_pdf/togs111.pdf","source_sha256":"090692f43a82280ffbf75751ecc52b94fc2d5c78996f9dc2483152343f8f4d59","fetched_at":"2026-10-10","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"6 NYCRR 703.3","page":81,"quote":"(DO) not less than 6.0 mg/L at any time."}},{"id":"7315a726d2b660a4","parameter":"Dissolved oxygen","value":"not less than 7.0 mg/L (trout spawning waters, TS)","value_num":7,"unit":"mg/L","statistic":"instant","direction":"min","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:dissolved oxygen","place":["US-NY"],"conditions":["receiving_water is freshwater","New York classes AA, A, B, C, AA-Special: trout spawning waters (TS) (6 NYCRR Part 701)"],"cite":{"instrument":"us_ny_wqs","title":"6 NYCRR 703.5 Table 1 water quality standards (as DEC TOGS 1.1.1 reprints them) and 703.3 pH, dissolved oxygen and dissolved solids (New York)","issuer":"State of New York, Department of Environmental Conservation","edition":"DEC Division of Water TOGS 1.1.1, reissued June 1998 (the 703.5 standards as revised effective March 12, 1998); 703.3 from 6 NYCRR Parts 700-706 as US EPA posts them in effect for CWA purposes (effective December 20, 2024)","source_url":"https://dec.ny.gov/docs/water_pdf/togs111.pdf","source_sha256":"090692f43a82280ffbf75751ecc52b94fc2d5c78996f9dc2483152343f8f4d59","fetched_at":"2026-10-10","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"6 NYCRR 703.3","page":81,"quote":"AA, A, B, C, For trout spawning waters (TS) the AA-Special DO concentration shall not be less than 7.0 mg/L from other than natural conditions."}},{"id":"cdee509306780898","parameter":"Dissolved oxygen","value":"minimum daily average not less than 6.0 mg/L (trout waters, T)","value_num":6,"unit":"mg/L","statistic":"daily_avg","direction":"min","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:dissolved oxygen","place":["US-NY"],"conditions":["receiving_water is freshwater","New York classes AA, A, B, C, AA-Special: trout waters (T) (6 NYCRR Part 701)"],"cite":{"instrument":"us_ny_wqs","title":"6 NYCRR 703.5 Table 1 water quality standards (as DEC TOGS 1.1.1 reprints them) and 703.3 pH, dissolved oxygen and dissolved solids (New York)","issuer":"State of New York, Department of Environmental Conservation","edition":"DEC Division of Water TOGS 1.1.1, reissued June 1998 (the 703.5 standards as revised effective March 12, 1998); 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703.3 from 6 NYCRR Parts 700-706 as US EPA posts them in effect for CWA purposes (effective December 20, 2024)","source_url":"https://dec.ny.gov/docs/water_pdf/togs111.pdf","source_sha256":"090692f43a82280ffbf75751ecc52b94fc2d5c78996f9dc2483152343f8f4d59","fetched_at":"2026-10-10","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"6 NYCRR 703.3","page":81,"quote":"For trout waters (T), the minimum daily average shall not be less than 6.0 mg/L, and at no time shall the concentration be less than 5.0 mg/L."}},{"id":"734a459135167d7e","parameter":"Dissolved oxygen","value":"minimum daily average not less than 5.0 mg/L (nontrout waters)","value_num":5,"unit":"mg/L","statistic":"daily_avg","direction":"min","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:dissolved oxygen","place":["US-NY"],"conditions":["receiving_water is freshwater","New York classes AA, A, B, C, AA-Special: nontrout waters (6 NYCRR Part 701)"],"cite":{"instrument":"us_ny_wqs","title":"6 NYCRR 703.5 Table 1 water quality standards (as DEC TOGS 1.1.1 reprints them) and 703.3 pH, dissolved oxygen and dissolved solids (New York)","issuer":"State of New York, Department of Environmental Conservation","edition":"DEC Division of Water TOGS 1.1.1, reissued June 1998 (the 703.5 standards as revised effective March 12, 1998); 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or file_url, a public https address of it."},"post":"/api/v1/certificate"}]}