{"permit":"WY0032590","name":"Union Pacific Railroad Company","state":"WY","as_of":"2026-10-22","source":{"publisher":"U.S. EPA — ECHO / ICIS-NPDES national file","as_of":"2026-10-22","page":"/dmr/p/WY0032590"},"about":[{"label":"What it is","text":"Railroads, Line-Haul Operating (EPA's industry listing) · rated a major discharger by EPA"},{"label":"Where","text":"Laramie, Wyoming","href":"https://www.openstreetmap.org/?mlat=41.29968&mlon=-105.60566#map=14/41.29968/-105.60566"},{"label":"Last 12 months","text":"No values over a limit"},{"label":"Permit","text":"In force until Jul 31, 2030"}],"renewal_due":null,"renewal_check":null,"sector":{"state":"WY","sic":"40","permits":2,"list":"https://passage-data.com/api/v1/permits?state=WY&sic=40"},"limits_from_version":null,"record":{"last_filed":"2026-06-30","over":0,"over_by":[],"window":["2025-10-01","2026-09-30"]},"over_limits":[],"limits":[{"outfall":"001","parameter":"pH","parameter_code":"00400","statistic":"instantaneous 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one call, each with its page and its get_permit address; `get` is the address to fetch.","arguments":{"state":"WY","sic":"40"},"needs":{},"get":"https://passage-data.com/api/v1/permits?state=WY&sic=40","url":"https://passage-data.com/api/v1/permits?state=WY&sic=40"},{"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":"WY0032590"},"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=WY0032590"},{"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 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