{"permit":"LA0091812","name":"LAKE CHARLES HARBOR & TERMINAL DISTRICT","state":"LA","as_of":"2026-10-22","source":{"publisher":"U.S. EPA — ECHO / ICIS-NPDES national file","as_of":"2026-10-22","page":"/dmr/p/LA0091812"},"about":[{"label":"What it is","text":"Marine Cargo Handling (EPA's industry listing)"},{"label":"Where","text":"Westlake, Louisiana","href":"https://www.openstreetmap.org/?mlat=30.192222&mlon=-93.303889#map=14/30.192222/-93.303889"},{"label":"Last 12 months","text":"Over a limit 2 times, last in April 2026 (pH; Solids, total suspended)"},{"label":"Permit","text":"In force until Dec 31, 2029"}],"renewal_due":null,"renewal_check":null,"sector":{"state":"LA","sic":"44","permits":28,"list":"https://passage-data.com/api/v1/permits?state=LA&sic=44","page":"https://passage-data.com/dmr/s/LA/44"},"limits_from_version":null,"record":{"last_filed":"2026-06-30","over":2,"over_by":[["pH",1],["Solids, total 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maximum","qualifier":null,"value":null,"unit":"MGD","report_only":true,"enforceable":true,"months":"all","limit_set":null}],"next":[{"tool":"list_permits","says":"Screening this industry? list_permits lists every permit of it in this state in one call, each with its page and its get_permit address; `get` is the address to fetch.","arguments":{"state":"LA","sic":"44"},"needs":{},"get":"https://passage-data.com/api/v1/permits?state=LA&sic=44","url":"https://passage-data.com/api/v1/permits?state=LA&sic=44","page":"https://passage-data.com/dmr/s/LA/44"},{"tool":"find_limits","says":"What do the rules say about what it went over on? find_limits gives the cited state and federal limits for it, each with its rule; `get` is the address to fetch, and `over_limits` holds one for each parameter.","arguments":{"parameter":"ph","place":"US-LA","medium":"surface_water"},"needs":{},"get":"https://passage-data.com/api/v1/limits?parameter=ph&place=US-LA&medium=surface_water","url":"https://passage-data.com/api/v1/limits?parameter=ph&place=US-LA&medium=surface_water","page":"https://passage-data.com/limits/US-LA/ph"},{"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":"LA0091812"},"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=LA0091812"},{"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":"LA0091812"},"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=LA0091812"}]}