{"permit":"MN0050288","name":"Okabena city of","state":"MN","as_of":"2026-10-22","source":{"publisher":"U.S. EPA — ECHO / ICIS-NPDES national file","as_of":"2026-10-22","page":"/dmr/p/MN0050288"},"about":[{"label":"What it is","text":"Sewage treatment plant"},{"label":"Where","text":"Okabena, Minnesota","href":"https://www.openstreetmap.org/?mlat=43.7358949&mlon=-95.3251162#map=14/43.7358949/-95.3251162"},{"label":"Last 12 months","text":"Over a limit once, last in May 2026 (Chloride [as Cl]). 1 required value not reported"},{"label":"Permit","text":"In force until Jun 30, 2030"}],"renewal_due":null,"renewal_check":null,"sector":null,"limits_from_version":null,"record":{"last_filed":"2026-09-30","over":1,"over_by":[["Chloride [as Cl]",1]],"window":["2025-10-01","2026-09-30"]},"over_limits":[{"parameter":"Chloride [as 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parameter.","arguments":{"parameter":"chloride","place":"US-MN","medium":"surface_water"},"needs":{},"get":"https://passage-data.com/api/v1/limits?parameter=chloride&place=US-MN&medium=surface_water","url":"https://passage-data.com/api/v1/limits?parameter=chloride&place=US-MN&medium=surface_water","page":"https://passage-data.com/limits/US-MN/chloride"},{"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":"MN0050288"},"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=MN0050288"},{"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":"MN0050288"},"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=MN0050288"}]}