{"query":{"parameter":"chemical oxygen demand arsenic radium dissolved and total uranium zinc h","place":"US-LA","medium":null,"statistic":null,"kind":null},"searched":{"places":["US-LA","US"],"parameter_keys":["name:chemical oxygen demand, arsenic, radium (dissolved and total, uranium, zinc"],"names_matched":[["chemical oxygen demand arsenic radium dissolved and total uranium zinc h","name:chemical oxygen demand, arsenic, radium (dissolved and total, uranium, zinc"]],"match":"exact","order":"The place's own instruments first, then each place above it, each in its register's order"},"total":1,"offset":0,"returned":1,"next_offset":null,"rows":[{"id":"5da7f3c30ff93208","parameter":"Chemical Oxygen Demand, Arsenic, Radium (Dissolved and Total, Uranium, Zinc (H)","value":"Report Values","kind":"benchmark","medium":"water_discharge","level":"regional","stream":"stormwater","parameter_key":"name:chemical oxygen demand, arsenic, radium (dissolved and total, uranium, zinc","place":["US-LA"],"conditions":["coverage is LAR050000","stream is stormwater","sector is G","G3: Discharges from Uranium, Radium, and Vanadium Ore Mining Facilities"],"cite":{"instrument":"us_la_lar050000","title":"LPDES Multi-Sector General Permit LAR050000 — storm water discharges associated with industrial activity (AI# 86163)","issuer":"Louisiana Department of Environmental Quality (LDEQ)","edition":"October 2021 (modified pages)","source_url":"https://www.deq.louisiana.gov/ (LDEQ general permit LAR050000, October 2021, held in the corpus)","source_sha256":"d8dcaa388df45cc4e55bc3b04b2e77808a244d52dba7faeac287f4d24bde3251","fetched_at":"2026-09-23","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"Table 3","page":37,"quote":null}}],"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-LA"},"needs":{"rows":"Your user's measured results, as their table prints them: [{parameter: \"chemical oxygen demand arsenic radium dissolved and total uranium zinc h\", 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-LA"},"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"}]}