{"permit":"WV0020176","name":"WEST HAMLIN, TOWN OF","state":"WV","as_of":"2026-10-22","source":{"publisher":"U.S. EPA — ECHO / ICIS-NPDES national file","as_of":"2026-10-22","page":"/dmr/p/WV0020176"},"about":[{"label":"What it is","text":"Sewage treatment plant"},{"label":"Where","text":"West Hamlin, West Virginia","href":"https://www.openstreetmap.org/?mlat=38.2917&mlon=-82.1917#map=14/38.2917/-82.1917"},{"label":"Last 12 months","text":"Over a limit 6 times, last in July 2026 (BOD, 5-day, percent removal; Zinc, total recoverable). 54 required values not reported. 10 of 14 reports filed late"},{"label":"Permit","text":"In force until Sep 15, 2027"}],"renewal_due":null,"renewal_check":{"offered_because":"application_due_within_18_months","application_due":"2027-03-19","price":"free while piloted","order_page":"https://passage-data.com/dmr/p/WV0020176#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":"2026-08-31","over":6,"over_by":[["BOD, 5-day, percent removal",4],["Zinc, total recoverable",2]],"window":["2025-10-01","2026-09-30"]},"over_limits":[{"parameter":"Zinc, total recoverable","times":2,"find_limits":{"parameter":"zinc","place":"US-WV","medium":"surface_water"},"get":"https://passage-data.com/api/v1/limits?parameter=zinc&place=US-WV&medium=surface_water"}],"limits":[{"outfall":"001","parameter":"BOD, 5-day, 20 deg. C","parameter_code":"00310","statistic":"monthly average","qualifier":"<=","value":"30","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"BOD, 5-day, 20 deg. 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parameter.","arguments":{"parameter":"zinc","place":"US-WV","medium":"surface_water"},"needs":{},"get":"https://passage-data.com/api/v1/limits?parameter=zinc&place=US-WV&medium=surface_water","url":"https://passage-data.com/api/v1/limits?parameter=zinc&place=US-WV&medium=surface_water","page":"https://passage-data.com/limits/US-WV/zinc"},{"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":"WV0020176"},"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}, ...]."},"post":"/api/v1/dmr/check","url":"https://passage-data.com/api/v1/dmr/check","page":"https://passage-data.com/dmr/?permit=WV0020176"},{"tool":"fill_dmr","says":"Has your user the plant's raw daily results? fill_dmr computes the period's DMR values from them, each with the rows it came from.","arguments":{"permit":"WV0020176"},"needs":{"period_end":"The reporting period: its month (2026-09).","rows":"The plant's results: [{date, parameter, value, unit, point}, ...]; or `table`, the lab's or plant's export as text."},"post":"/api/v1/dmr/fill","url":"https://passage-data.com/api/v1/dmr/fill","page":"https://passage-data.com/dmr/?permit=WV0020176"}]}