{"permit":"TX0118427","name":"CHEMICALS INCORPORATED","state":"TX","as_of":"2026-10-22","source":{"publisher":"U.S. EPA — ECHO / ICIS-NPDES national file","as_of":"2026-10-22","page":"/dmr/p/TX0118427"},"about":[{"label":"What it is","text":"Industrial Organic Chemicals (EPA's industry listing)"},{"label":"Where","text":"Mont Belvieu, Texas","href":"https://www.openstreetmap.org/?mlat=29.858611&mlon=-94.917777#map=14/29.858611/-94.917777"},{"label":"Last 12 months","text":"No values over a limit"},{"label":"Permit","text":"In force until Jun 12, 2031"}],"renewal_due":null,"renewal_check":null,"sector":{"state":"TX","sic":"28","permits":165,"list":"https://passage-data.com/api/v1/permits?state=TX&sic=28","page":"https://passage-data.com/dmr/s/TX/28"},"limits_from_version":null,"record":{"last_filed":"2026-09-30","over":0,"over_by":[],"window":["2025-10-01","2026-09-30"]},"over_limits":[],"upcoming":[{"parameter":"BOD, carbonaceous [5 day, 20 C]","outfall":"001","limit":9,"unit":"mg/L","statistic":"daily average","statistic_code":"DB","begin":"2029-07-01","kind":"tighter","now":{"median":2.7,"n":9,"below_detection":2},"times_limit":0.3},{"parameter":"Nitrogen, ammonia total [as N]","outfall":"001","limit":11.5,"unit":"mg/L","statistic":"daily average","statistic_code":"DB","begin":"2029-07-01","kind":"tighter","now":{"median":18.5,"n":9},"times_limit":1.61}],"limits":[{"outfall":"001","parameter":"Oxygen demand, chem. 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001"}],"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":"TX","sic":"28"},"needs":{},"get":"https://passage-data.com/api/v1/permits?state=TX&sic=28","url":"https://passage-data.com/api/v1/permits?state=TX&sic=28","page":"https://passage-data.com/dmr/s/TX/28"},{"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":"TX0118427"},"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=TX0118427"},{"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":"TX0118427"},"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=TX0118427"}]}