{"query":{"parameter":"nitrite nitrate as n","place":"US-KS","medium":null,"statistic":null,"kind":null},"searched":{"places":["US-KS","US"],"parameter_keys":["name:nitrite + nitrate","name:nitrite+nitrate"],"names_matched":[["nitrite nitrate as n","name:nitrite + nitrate"],["nitrite nitrate as n","name:nitrite+nitrate"]],"match":"exact","order":"The place's own instruments first, then each place above it, each in its register's order"},"total":2,"offset":0,"returned":2,"next_offset":null,"rows":[{"id":"4e0019c07de94c3f","parameter":"Nitrite + nitrate (as N)","value":"100,000","value_num":100000,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:nitrite + nitrate","place":["US-KS"],"conditions":["receiving_water is freshwater","classified waters designated for agricultural water supply use (a water's designated uses: the Kansas surface water register; not evaluated)"],"cite":{"instrument":"us_ks_wqs","title":"Kansas Surface Water Quality Standards, Tables of Numeric Criteria (K.A.R. 28-16-28e): Table 1a by designated use, Table 1b formulas, Table 1g dissolved oxygen, pH and temperature, Table 1h natural background","issuer":"State of Kansas, Department of Health and Environment (Bureau of Water)","edition":"Kansas surface water quality standards: tables of numeric criteria, dated July 1, 2023, adopted by reference in K.A.R. 28-16-28e(e) (amended November 8, 2024), as US EPA posts it in effect for CWA purposes (effective March 31, 2025)","source_url":"https://www.epa.gov/system/files/documents/2023-01/kswqs-numeric-criteria.pdf","source_sha256":"11e107ef12fbc69f241a0aa01685313369c1300cf11d9ef43e3ef6f63614e27e","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"Kansas SWQS tables of numeric criteria, Table 1a","page":4,"quote":"nitrite + nitrate (as N) a a a 100,000 a a 10,000"}},{"id":"cd34971cb0e06e5d","parameter":"Nitrite + nitrate (as N)","value":"10,000","value_num":10000,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:nitrite + nitrate","place":["US-KS"],"conditions":["receiving_water is freshwater","points of domestic water supply diversion on classified waters designated for domestic water supply use (a water's designated uses: the Kansas surface water register; not evaluated)"],"cite":{"instrument":"us_ks_wqs","title":"Kansas Surface Water Quality Standards, Tables of Numeric Criteria (K.A.R. 28-16-28e): Table 1a by designated use, Table 1b formulas, Table 1g dissolved oxygen, pH and temperature, Table 1h natural background","issuer":"State of Kansas, Department of Health and Environment (Bureau of Water)","edition":"Kansas surface water quality standards: tables of numeric criteria, dated July 1, 2023, adopted by reference in K.A.R. 28-16-28e(e) (amended November 8, 2024), as US EPA posts it in effect for CWA purposes (effective March 31, 2025)","source_url":"https://www.epa.gov/system/files/documents/2023-01/kswqs-numeric-criteria.pdf","source_sha256":"11e107ef12fbc69f241a0aa01685313369c1300cf11d9ef43e3ef6f63614e27e","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"Kansas SWQS tables of numeric criteria, Table 1a","page":4,"quote":"nitrite + nitrate (as N) a a a 100,000 a a 10,000"}}],"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-KS"},"needs":{"rows":"Your user's measured results, as their table prints them: [{parameter: \"nitrite nitrate as n\", 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-KS"},"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"}]}