{"permit":"TX0090824","name":"SPRING WEST MUD","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/TX0090824"},"about":[{"label":"What it is","text":"Sewage treatment plant"},{"label":"Where","text":"Houston, Texas","href":"https://www.openstreetmap.org/?mlat=30.070833&mlon=-95.452777#map=14/30.070833/-95.452777"},{"label":"Last 12 months","text":"No values over a limit"},{"label":"Permit","text":"In force until Feb 24, 2030"}],"renewal_due":null,"renewal_check":null,"sector":null,"limits_from_version":null,"record":{"last_filed":"2026-08-31","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":"6","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"DOMESTIC FACILITY - 001"},{"outfall":"001","parameter":"pH","parameter_code":"00400","statistic":"minimum","qualifier":">=","value":"6","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"DOMESTIC FACILITY - 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