{"permit":"HI0021894","name":"Waiahi Water Company, LLC","state":"HI","as_of":"2026-10-22","source":{"publisher":"U.S. EPA — ECHO / ICIS-NPDES national file","as_of":"2026-10-22","page":"/dmr/p/HI0021894"},"about":[{"label":"What it is","text":"Industrial or other facility"},{"label":"Where","text":"Lihue, Hawaii","href":"https://www.openstreetmap.org/?mlat=22.020861&mlon=-159.396889#map=14/22.020861/-159.396889"},{"label":"Last 12 months","text":"No values over a limit. 1 of 12 reports filed late"},{"label":"Permit","text":"In force until Apr 30, 2029"}],"renewal_due":null,"renewal_check":null,"sector":null,"limits_from_version":null,"record":{"last_filed":"2026-08-31","over":0,"over_by":[],"window":["2025-10-01","2026-09-30"]},"over_limits":[],"limits":[{"outfall":"001","parameter":"Flow rate","parameter_code":"00058","statistic":"daily maximum","qualifier":null,"value":null,"unit":"gal/d","report_only":true,"enforceable":true,"months":"all","limit_set":"Outfall Serial No. 001 monthly dmr"},{"outfall":"001","parameter":"Turbidity","parameter_code":"00070","statistic":"daily maximum","qualifier":"<=","value":"5","unit":"NTU","report_only":false,"enforceable":true,"months":["JAN","FEB","MAR","APR","NOV","DEC"],"limit_set":"Outfall Serial No. 001 monthly dmr"},{"outfall":"001","parameter":"Turbidity","parameter_code":"00070","statistic":"daily maximum","qualifier":"<=","value":"2","unit":"NTU","report_only":false,"enforceable":true,"months":["MAY","JUN","JUL","AUG","SEP","OCT"],"limit_set":"Outfall Serial No. 001 monthly dmr"},{"outfall":"001","parameter":"pH","parameter_code":"00400","statistic":"minimum","qualifier":">=","value":"5.5","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"Outfall Serial No. 001 monthly dmr"},{"outfall":"001","parameter":"pH","parameter_code":"00400","statistic":"maximum","qualifier":"<=","value":"8","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"Outfall Serial No. 001 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dmr"},{"outfall":"001","parameter":"Chromium, total recoverable","parameter_code":"01118","statistic":"daily maximum","qualifier":"<=","value":".03","unit":"lb/d","report_only":false,"enforceable":true,"months":"all","limit_set":"Outfall Serial No. 001 monthly dmr"},{"outfall":"001","parameter":"Chlorine, total residual","parameter_code":"50060","statistic":"daily maximum","qualifier":"<=","value":"11","unit":"ug/L","report_only":false,"enforceable":true,"months":"all","limit_set":"Outfall Serial No. 001 monthly dmr"},{"outfall":"001","parameter":"Chlorine, total residual","parameter_code":"50060","statistic":"daily maximum","qualifier":"<=","value":".03","unit":"lb/d","report_only":false,"enforceable":true,"months":"all","limit_set":"Outfall Serial No. 001 monthly dmr"},{"outfall":"001","parameter":"LC50 Static 48Hr Acute Pimephales promelas","parameter_code":"TGA6C","statistic":"value","qualifier":"<=","value":"0","unit":"pass=0;fail=1","report_only":false,"enforceable":true,"months":"all","limit_set":"Outfall Serial No 001 annual dmr"}],"next":[{"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":"HI0021894"},"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=HI0021894"},{"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":"HI0021894"},"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=HI0021894"}]}