{"permit":"OK0022764","name":"Chouteau PWA","state":"OK","as_of":"2026-10-22","source":{"publisher":"U.S. EPA — ECHO / ICIS-NPDES national file","as_of":"2026-10-22","page":"/dmr/p/OK0022764"},"about":[{"label":"What it is","text":"Sewage treatment plant"},{"label":"Where","text":"Chouteau, Oklahoma","href":"https://www.openstreetmap.org/?mlat=36.188750&mlon=-95.317639#map=14/36.188750/-95.317639"},{"label":"Last 12 months","text":"Over a limit 52 times, last in July 2026 (BOD, 5-day, 20 deg. C; Solids, total suspended; E. coli). 13 required values not reported. 1 of 11 reports filed late"},{"label":"Permit","text":"In force until Sep 30, 2027"}],"renewal_due":null,"renewal_check":{"offered_because":"application_due_within_18_months","application_due":"2027-04-03","price":"free while piloted","order_page":"https://passage-data.com/dmr/p/OK0022764#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":null,"limits_from_version":null,"record":{"last_filed":"2026-07-31","over":52,"over_by":[["BOD, 5-day, 20 deg. C",24],["Solids, total suspended",12],["E. coli",9]],"window":["2025-10-01","2026-09-30"]},"over_limits":[{"parameter":"BOD, 5-day, 20 deg. C","times":24,"find_limits":{"parameter":"bod","place":"US-OK","medium":"water_discharge"},"get":"https://passage-data.com/api/v1/limits?parameter=bod&place=US-OK&medium=water_discharge"},{"parameter":"Solids, total suspended","times":12,"find_limits":{"parameter":"total suspended solids","place":"US-OK","medium":"water_discharge"},"get":"https://passage-data.com/api/v1/limits?parameter=total+suspended+solids&place=US-OK&medium=water_discharge"}],"limits":[{"outfall":"001","parameter":"BOD, 5-day, 20 deg. C","parameter_code":"00310","statistic":"monthly average","qualifier":"<=","value":"20","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"92-500 MINOR"},{"outfall":"001","parameter":"BOD, 5-day, 20 deg. C","parameter_code":"00310","statistic":"weekly average","qualifier":"<=","value":"30","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"92-500 MINOR"},{"outfall":"001","parameter":"BOD, 5-day, 20 deg. C","parameter_code":"00310","statistic":"monthly average","qualifier":"<=","value":"53.4","unit":"lb/d","report_only":false,"enforceable":true,"months":"all","limit_set":"92-500 MINOR"},{"outfall":"001","parameter":"pH","parameter_code":"00400","statistic":"minimum","qualifier":">=","value":"6.5","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"92-500 MINOR"},{"outfall":"001","parameter":"pH","parameter_code":"00400","statistic":"maximum","qualifier":"<=","value":"9","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"92-500 MINOR"},{"outfall":"001","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"monthly average","qualifier":"<=","value":"30","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"92-500 MINOR"},{"outfall":"001","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"weekly average","qualifier":"<=","value":"45","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"92-500 MINOR"},{"outfall":"001","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"monthly average","qualifier":"<=","value":"80.1","unit":"lb/d","report_only":false,"enforceable":true,"months":"all","limit_set":"92-500 MINOR"},{"outfall":"001","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":"92-500 MINOR"},{"outfall":"001","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":"92-500 MINOR"},{"outfall":"001","parameter":"Chlorine, total residual","parameter_code":"50060","statistic":"instantaneous maximum","qualifier":"<=","value":".099","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"92-500 MINOR"},{"outfall":"001","parameter":"E. coli","parameter_code":"51040","statistic":"geometric mean","qualifier":"<=","value":"126","unit":"CFU/100mL","report_only":false,"enforceable":true,"months":["MAY","JUN","JUL","AUG","SEP"],"limit_set":"92-500 MINOR"},{"outfall":"001","parameter":"E. coli","parameter_code":"51040","statistic":"geometric mean","qualifier":"<=","value":"630","unit":"CFU/100mL","report_only":false,"enforceable":true,"months":["JAN","FEB","MAR","APR","OCT","NOV","DEC"],"limit_set":"92-500 MINOR"},{"outfall":"001","parameter":"E. coli","parameter_code":"51040","statistic":"daily maximum","qualifier":"<=","value":"406","unit":"CFU/100mL","report_only":false,"enforceable":true,"months":["MAY","JUN","JUL","AUG","SEP"],"limit_set":"92-500 MINOR"},{"outfall":"001","parameter":"E. coli","parameter_code":"51040","statistic":"daily maximum","qualifier":"<=","value":"2030","unit":"CFU/100mL","report_only":false,"enforceable":true,"months":["JAN","FEB","MAR","APR","OCT","NOV","DEC"],"limit_set":"92-500 MINOR"}],"next":[{"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":"bod","place":"US-OK","medium":"water_discharge"},"needs":{},"get":"https://passage-data.com/api/v1/limits?parameter=bod&place=US-OK&medium=water_discharge","url":"https://passage-data.com/api/v1/limits?parameter=bod&place=US-OK&medium=water_discharge","page":"https://passage-data.com/limits/US-OK/bod"},{"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":"OK0022764"},"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=OK0022764"},{"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":"OK0022764"},"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=OK0022764"}]}