{"permit":"OH0143880","name":"D H Holdings Corp","state":"OH","as_of":"2026-10-22","source":{"publisher":"U.S. EPA — ECHO / ICIS-NPDES national file","as_of":"2026-10-22","page":"/dmr/p/OH0143880"},"about":[{"label":"What it is","text":"Services (EPA's industry listing)"},{"label":"Where","text":"Fayette, Ohio","href":"https://www.openstreetmap.org/?mlat=41.6786111&mlon=-84.3255555#map=14/41.6786111/-84.3255555"},{"label":"Last 12 months","text":"No values over a limit"},{"label":"Permit","text":"In force until Apr 30, 2029"}],"renewal_due":null,"renewal_check":null,"sector":{"state":"OH","sic":"89","permits":7,"list":"https://passage-data.com/api/v1/permits?state=OH&sic=89","page":"https://passage-data.com/dmr/s/OH/89"},"limits_from_version":null,"record":{"last_filed":"2026-09-30","over":0,"over_by":[],"window":["2025-10-01","2026-09-30"]},"over_limits":[],"limits":[{"outfall":"001","parameter":"Flow rate","parameter_code":"00056","statistic":"monthly 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its page and its get_permit address; `get` is the address to fetch.","arguments":{"state":"OH","sic":"89"},"needs":{},"get":"https://passage-data.com/api/v1/permits?state=OH&sic=89","url":"https://passage-data.com/api/v1/permits?state=OH&sic=89","page":"https://passage-data.com/dmr/s/OH/89"},{"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":"OH0143880"},"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=OH0143880"},{"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":"OH0143880"},"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=OH0143880"}]}