{"permit":"WA0031305","name":"NUCOR STEEL SEATTLE INC","state":"WA","as_of":"2026-10-22","source":{"publisher":"U.S. EPA — ECHO / ICIS-NPDES national file","as_of":"2026-10-22","page":"/dmr/p/WA0031305"},"about":[{"label":"What it is","text":"Blast Furnaces And Steel Mills (EPA's industry listing)"},{"label":"Where","text":"Seattle, Washington","href":"https://www.openstreetmap.org/?mlat=47.5688057&mlon=-122.365883#map=14/47.5688057/-122.365883"},{"label":"Last 12 months","text":"No values over a limit"},{"label":"Permit","text":"Expired Feb 28, 2026; its terms still apply until a new permit is issued"}],"renewal_due":null,"renewal_check":{"offered_because":"permit_expired","application_due":"2025-09-01","price":"free while piloted","order_page":"https://passage-data.com/dmr/p/WA0031305#renewal","says":"Each limit a renewal could tighten or add, from the state's water-quality standards and the federal rules for this kind of discharge, each cited to its rule, beside EPA's 12-month record; a rule we do not hold is named, never guessed. A person orders it on the permit's page with their email; it is sent by email within 5 business days."},"sector":{"state":"WA","sic":"33","permits":8,"list":"https://passage-data.com/api/v1/permits?state=WA&sic=33","page":"https://passage-data.com/dmr/s/WA/33"},"limits_from_version":null,"record":{"last_filed":"2026-02-28","over":0,"over_by":[],"window":["2025-10-01","2026-09-30"]},"over_limits":[],"limits":[{"outfall":"001","parameter":"Temperature, water deg. centigrade","parameter_code":"00010","statistic":"daily maximum","qualifier":null,"value":null,"unit":"deg C","report_only":true,"enforceable":false,"months":"all","limit_set":"DMR (Monthly)"},{"outfall":"001","parameter":"pH","parameter_code":"00400","statistic":"daily minimum","qualifier":">=","value":"6","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"DMR (Monthly)"},{"outfall":"001","parameter":"pH","parameter_code":"00400","statistic":"daily maximum","qualifier":"<=","value":"9","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"DMR (Monthly)"},{"outfall":"001","parameter":"Oil and grease, hexane extr method","parameter_code":"00552","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":false,"months":"all","limit_set":"DMR (Monthly)"},{"outfall":"001","parameter":"Copper, total [as Cu]","parameter_code":"01042","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":false,"months":"all","limit_set":"DMR (Monthly)"},{"outfall":"001","parameter":"Lead, total [as Pb]","parameter_code":"01051","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":false,"months":"all","limit_set":"DMR (Monthly)"},{"outfall":"001","parameter":"Zinc, total [as Zn]","parameter_code":"01092","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":false,"months":"all","limit_set":"DMR (Monthly)"},{"outfall":"001","parameter":"Polychlorinated biphenyls [PCBs]","parameter_code":"39516","statistic":"average","qualifier":"<=","value":".05","unit":"ug/L","report_only":false,"enforceable":true,"months":"all","limit_set":"DMR (Monthly)"},{"outfall":"001","parameter":"Flow","parameter_code":"74076","statistic":"daily maximum","qualifier":null,"value":null,"unit":"gal/d","report_only":true,"enforceable":false,"months":"all","limit_set":"DMR (Monthly)"}],"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":"WA","sic":"33"},"needs":{},"get":"https://passage-data.com/api/v1/permits?state=WA&sic=33","url":"https://passage-data.com/api/v1/permits?state=WA&sic=33","page":"https://passage-data.com/dmr/s/WA/33"},{"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":"WA0031305"},"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=WA0031305"},{"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":"WA0031305"},"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=WA0031305"}]}