{"permit":"MI0050628","name":"JBS Plainwell, Inc.","state":"MI","as_of":"2026-10-22","source":{"publisher":"U.S. EPA — ECHO / ICIS-NPDES national file","as_of":"2026-10-22","page":"/dmr/p/MI0050628"},"about":[{"label":"What it is","text":"Meat Packing Plants (EPA's industry listing)"},{"label":"Where","text":"Plainwell, Michigan","href":"https://www.openstreetmap.org/?mlat=42.4216535&mlon=-85.647375#map=14/42.4216535/-85.647375"},{"label":"Last 12 months","text":"Over a limit 15 times, last in August 2026 (Toxicity [acute], Ceriodaphnia dubia; Nitrogen, ammonia total [as N]; Solids, total suspended)"},{"label":"Permit","text":"In force until Oct 1, 2029"}],"renewal_due":null,"renewal_check":null,"sector":{"state":"MI","sic":"20","permits":26,"list":"https://passage-data.com/api/v1/permits?state=MI&sic=20","page":"https://passage-data.com/dmr/s/MI/20"},"limits_from_version":null,"record":{"last_filed":"2026-08-31","over":15,"over_by":[["Toxicity [acute], Ceriodaphnia dubia",5],["Nitrogen, ammonia total [as N]",5],["Solids, total suspended",2]],"window":["2025-10-01","2026-09-30"]},"over_limits":[{"parameter":"Nitrogen, ammonia total [as N]","times":5,"find_limits":{"parameter":"ammonia","place":"US-MI","medium":"surface_water"},"get":"https://passage-data.com/api/v1/limits?parameter=ammonia&place=US-MI&medium=surface_water"},{"parameter":"Solids, total suspended","times":2,"find_limits":{"parameter":"total suspended solids","place":"US-MI","medium":"water_discharge"},"get":"https://passage-data.com/api/v1/limits?parameter=total+suspended+solids&place=US-MI&medium=water_discharge"}],"limits":[{"outfall":"001","parameter":"Oxygen, dissolved [DO]","parameter_code":"00300","statistic":"daily minimum","qualifier":">=","value":"3","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"001A"},{"outfall":"001","parameter":"BOD, 5-day, 20 deg. 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`over_limits` holds one for each parameter.","arguments":{"parameter":"ammonia","place":"US-MI","medium":"surface_water"},"needs":{},"get":"https://passage-data.com/api/v1/limits?parameter=ammonia&place=US-MI&medium=surface_water","url":"https://passage-data.com/api/v1/limits?parameter=ammonia&place=US-MI&medium=surface_water","page":"https://passage-data.com/limits/US-MI/ammonia"},{"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":"MI0050628"},"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=MI0050628"},{"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":"MI0050628"},"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=MI0050628"}]}