{"permit":"MS0026450","name":"WINSTONVILLE POTW","state":"MS","as_of":"2026-10-22","source":{"publisher":"U.S. EPA — ECHO / ICIS-NPDES national file","as_of":"2026-10-22","page":"/dmr/p/MS0026450"},"about":[{"label":"What it is","text":"Sewage treatment plant"},{"label":"Where","text":"Winstonville, Mississippi","href":"https://www.openstreetmap.org/?mlat=33.908694&mlon=-90.756889#map=14/33.908694/-90.756889"},{"label":"Last 12 months","text":"Over a limit 5 times, last in December 2025 (E. coli; Chlorine, total residual; Solids, suspended percent removal)"},{"label":"Permit","text":"Expired Jul 31, 2025; its limits still apply until a new permit is issued, and EPA still expects the reports"}],"renewal_due":null,"renewal_check":{"offered_because":"permit_expired","application_due":"2025-02-01","price":"free while piloted","order_page":"https://passage-data.com/dmr/p/MS0026450#renewal","says":"Each limit a renewal could tighten or add, from the state's water-quality standards and the federal rules for this kind of discharge, each cited to its rule, beside EPA's 12-month record; a rule we do not hold is named, never guessed. A person orders it on the permit's page with their email; it is sent by email within 5 business days."},"sector":null,"limits_from_version":null,"record":{"last_filed":"2025-12-31","over":5,"over_by":[["E. coli",2],["Chlorine, total residual",2],["Solids, suspended percent removal",1]],"window":["2025-10-01","2026-09-30"]},"over_limits":[{"parameter":"Chlorine, total residual","times":2,"find_limits":{"parameter":"chlorine","place":"US-MS","medium":"surface_water"},"get":"https://passage-data.com/api/v1/limits?parameter=chlorine&place=US-MS&medium=surface_water"}],"limits":[{"outfall":"001","parameter":"Oxygen, dissolved [DO]","parameter_code":"00300","statistic":"minimum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"DOMESTIC WASTEWATER"},{"outfall":"001","parameter":"BOD, 5-day, 20 deg. 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WASTEWATER"}],"next":[{"tool":"find_limits","says":"What do the rules say about what it went over on? find_limits gives the cited state and federal limits for it, each with its rule; `get` is the address to fetch, and `over_limits` holds one for each parameter.","arguments":{"parameter":"chlorine","place":"US-MS","medium":"surface_water"},"needs":{},"get":"https://passage-data.com/api/v1/limits?parameter=chlorine&place=US-MS&medium=surface_water","url":"https://passage-data.com/api/v1/limits?parameter=chlorine&place=US-MS&medium=surface_water","page":"https://passage-data.com/limits/US-MS/chlorine"},{"tool":"check_dmr","says":"Before your user files this permit's DMR: check_dmr sets each value beside the permit's limit for that period, with EPA's violation rule's verdict.","arguments":{"permit":"MS0026450"},"needs":{"period_end":"The reporting period: its month (2026-09).","values":"The period's values as your user will file them: [{outfall, parameter, statistic, value, unit}, 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