{"permit":"TX0047228","name":"DENISON, CITY OF","state":"TX","as_of":"2026-10-22","source":{"publisher":"U.S. EPA — ECHO / ICIS-NPDES national file","as_of":"2026-10-22","page":"/dmr/p/TX0047228"},"about":[{"label":"What it is","text":"Sewage treatment plant · rated a major discharger by EPA"},{"label":"Where","text":"Denison, Texas","href":"https://www.openstreetmap.org/?mlat=33.760833&mlon=-96.513333#map=14/33.760833/-96.513333"},{"label":"Last 12 months","text":"No values over a limit. 2 of 17 reports filed late"},{"label":"Permit","text":"In force until Sep 24, 2031"}],"renewal_due":null,"renewal_check":null,"sector":null,"limits_from_version":null,"record":{"last_filed":"2026-09-30","over":0,"over_by":[],"window":["2025-10-01","2026-09-30"]},"over_limits":[],"limits":[{"outfall":"001","parameter":"Oxygen, dissolved [DO]","parameter_code":"00300","statistic":"monthly minimum","qualifier":">=","value":"2","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"DOMESTIC FACILITY - 001"},{"outfall":"001","parameter":"BOD, 5-day, 20 deg. 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