{"permit":"AR0029181","name":"US FISH AND WILDLIFE SERVICE-GREERS FERRY NATL FISH HATCHERY","state":"AR","as_of":"2026-10-22","source":{"publisher":"U.S. EPA — ECHO / ICIS-NPDES national file","as_of":"2026-10-22","page":"/dmr/p/AR0029181"},"about":[{"label":"What it is","text":"Federal facility · Fish Hatcheries And Preserves (EPA's industry listing)"},{"label":"Where","text":"Heber Springs, Arkansas","href":"https://www.openstreetmap.org/?mlat=35.515083&mlon=-91.996167#map=14/35.515083/-91.996167"},{"label":"Last 12 months","text":"No values over a limit"},{"label":"Permit","text":"Expired Jun 30, 2025; its limits still apply until a new permit is issued, and EPA still expects the reports"}],"renewal_due":null,"renewal_check":{"offered_because":"permit_expired","application_due":"2025-01-01","price":"free while piloted","order_page":"https://passage-data.com/dmr/p/AR0029181#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":"AR","sic":"09","permits":3,"list":"https://passage-data.com/api/v1/permits?state=AR&sic=09","page":"https://passage-data.com/dmr/s/AR/09"},"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":"SUM","parameter":"Oxygen, dissolved [DO]","parameter_code":"00300","statistic":"instantaneous minimum","qualifier":">=","value":"5","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"SUM-SEMI-ANNUAL HATCHERY DISCHARGE"},{"outfall":"SUM","parameter":"pH","parameter_code":"00400","statistic":"minimum","qualifier":">=","value":"6","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"SUM-MONTHLY-HATCHERY DISCHARGE"},{"outfall":"SUM","parameter":"pH","parameter_code":"00400","statistic":"maximum","qualifier":"<=","value":"9","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"SUM-MONTHLY-HATCHERY DISCHARGE"},{"outfall":"SUM","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"monthly average","qualifier":"<=","value":"20","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"SUM-SEMI-ANNUAL HATCHERY DISCHARGE"},{"outfall":"SUM","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"daily maximum","qualifier":"<=","value":"30","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"SUM-SEMI-ANNUAL HATCHERY DISCHARGE"},{"outfall":"SUM","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"monthly average","qualifier":"<=","value":"2808.7","unit":"lb/d","report_only":false,"enforceable":true,"months":"all","limit_set":"SUM-SEMI-ANNUAL HATCHERY DISCHARGE"},{"outfall":"SUM","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"daily maximum","qualifier":"<=","value":"4213.1","unit":"lb/d","report_only":false,"enforceable":true,"months":"all","limit_set":"SUM-SEMI-ANNUAL HATCHERY DISCHARGE"},{"outfall":"SUM","parameter":"Nitrogen, ammonia total [as N]","parameter_code":"00610","statistic":"monthly average","qualifier":"<=","value":"10","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"SUM-SEMI-ANNUAL HATCHERY DISCHARGE"},{"outfall":"SUM","parameter":"Nitrogen, ammonia total [as N]","parameter_code":"00610","statistic":"daily maximum","qualifier":"<=","value":"15","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"SUM-SEMI-ANNUAL HATCHERY DISCHARGE"},{"outfall":"SUM","parameter":"Nitrogen, ammonia total [as N]","parameter_code":"00610","statistic":"monthly average","qualifier":"<=","value":"1404.4","unit":"lb/d","report_only":false,"enforceable":true,"months":"all","limit_set":"SUM-SEMI-ANNUAL HATCHERY DISCHARGE"},{"outfall":"SUM","parameter":"Nitrogen, ammonia total [as N]","parameter_code":"00610","statistic":"daily maximum","qualifier":"<=","value":"2106.6","unit":"lb/d","report_only":false,"enforceable":true,"months":"all","limit_set":"SUM-SEMI-ANNUAL HATCHERY DISCHARGE"},{"outfall":"SUM","parameter":"Flow, in conduit or thru treatment plant","parameter_code":"50050","statistic":"monthly average","qualifier":null,"value":null,"unit":"MGD","report_only":true,"enforceable":true,"months":"all","limit_set":"SUM-MONTHLY-HATCHERY DISCHARGE"},{"outfall":"SUM","parameter":"Flow, in conduit or thru treatment plant","parameter_code":"50050","statistic":"daily maximum","qualifier":null,"value":null,"unit":"MGD","report_only":true,"enforceable":true,"months":"all","limit_set":"SUM-MONTHLY-HATCHERY DISCHARGE"},{"outfall":"SUM","parameter":"BOD, carbonaceous [5 day, 20 C]","parameter_code":"80082","statistic":"monthly average","qualifier":"<=","value":"20","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"SUM-SEMI-ANNUAL HATCHERY DISCHARGE"},{"outfall":"SUM","parameter":"BOD, carbonaceous [5 day, 20 C]","parameter_code":"80082","statistic":"daily maximum","qualifier":"<=","value":"30","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"SUM-SEMI-ANNUAL HATCHERY DISCHARGE"},{"outfall":"SUM","parameter":"BOD, carbonaceous [5 day, 20 C]","parameter_code":"80082","statistic":"monthly average","qualifier":"<=","value":"2808.7","unit":"lb/d","report_only":false,"enforceable":true,"months":"all","limit_set":"SUM-SEMI-ANNUAL HATCHERY DISCHARGE"},{"outfall":"SUM","parameter":"BOD, carbonaceous [5 day, 20 C]","parameter_code":"80082","statistic":"daily maximum","qualifier":"<=","value":"4213.1","unit":"lb/d","report_only":false,"enforceable":true,"months":"all","limit_set":"SUM-SEMI-ANNUAL HATCHERY DISCHARGE"},{"outfall":"TXS","parameter":"Pass/Fail Static Renewal 7 Day Chronic Ceriodaphnia dubia","parameter_code":"TGP3B","statistic":"7-day minimum","qualifier":null,"value":null,"unit":"pass=0;fail=1","report_only":true,"enforceable":true,"months":"all","limit_set":"PERMIT TERM - Chronic WET Testing"},{"outfall":"TXS","parameter":"Pass/Fail Static Renewal 7Day Chronic Pimephales promelas","parameter_code":"TGP6C","statistic":"7-day minimum","qualifier":null,"value":null,"unit":"pass=0;fail=1","report_only":true,"enforceable":true,"months":"all","limit_set":"PERMIT TERM - Chronic WET Testing"},{"outfall":"TXS","parameter":"Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Ceriodaphnia dubia","parameter_code":"TLP3B","statistic":"7-day minimum","qualifier":null,"value":null,"unit":"pass=0;fail=1","report_only":true,"enforceable":true,"months":"all","limit_set":"PERMIT TERM - Chronic WET Testing"},{"outfall":"TXS","parameter":"Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Pimephales promelas","parameter_code":"TLP6C","statistic":"7-day minimum","qualifier":null,"value":null,"unit":"pass=0;fail=1","report_only":true,"enforceable":true,"months":"all","limit_set":"PERMIT TERM - Chronic WET Testing"},{"outfall":"TXS","parameter":"NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia","parameter_code":"TOP3B","statistic":"7-day minimum","qualifier":null,"value":null,"unit":"%","report_only":true,"enforceable":true,"months":"all","limit_set":"PERMIT TERM - Chronic WET Testing"},{"outfall":"TXS","parameter":"NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelas","parameter_code":"TOP6C","statistic":"7-day minimum","qualifier":null,"value":null,"unit":"%","report_only":true,"enforceable":true,"months":"all","limit_set":"PERMIT TERM - Chronic WET Testing"},{"outfall":"TXS","parameter":"NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia","parameter_code":"TPP3B","statistic":"7-day minimum","qualifier":null,"value":null,"unit":"%","report_only":true,"enforceable":true,"months":"all","limit_set":"PERMIT TERM - Chronic WET Testing"},{"outfall":"TXS","parameter":"NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelas","parameter_code":"TPP6C","statistic":"7-day minimum","qualifier":null,"value":null,"unit":"%","report_only":true,"enforceable":true,"months":"all","limit_set":"PERMIT TERM - Chronic WET Testing"},{"outfall":"TXS","parameter":"Coef Of Var Static Renewal 7Day Chronic Ceriodaphnia dubia","parameter_code":"TQP3B","statistic":"7-day minimum","qualifier":null,"value":null,"unit":"%","report_only":true,"enforceable":true,"months":"all","limit_set":"PERMIT TERM - Chronic WET Testing"},{"outfall":"TXS","parameter":"Coef Of Var Static Renewal 7Day Chronic Pimephales promelas","parameter_code":"TQP6C","statistic":"7-day minimum","qualifier":null,"value":null,"unit":"%","report_only":true,"enforceable":true,"months":"all","limit_set":"PERMIT TERM - Chronic WET Testing"}],"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":"AR","sic":"09"},"needs":{},"get":"https://passage-data.com/api/v1/permits?state=AR&sic=09","url":"https://passage-data.com/api/v1/permits?state=AR&sic=09","page":"https://passage-data.com/dmr/s/AR/09"},{"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":"AR0029181"},"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=AR0029181"},{"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":"AR0029181"},"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=AR0029181"}]}