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Warner Utilities Authority

Sewage treatment plant, Warner, Oklahoma. NPDES permit OK0031003, in force until Dec 31, 2030. Last 12 months: over a limit 9 times (last August 2026), 4 of 11 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: form A monthly (14 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
13 values over a limit, 26 required values missing, 9 of 12 reports late

Last 12 months (Oct 1, 2025 – Sep 30, 2026)

Period endingParameterReportedLimitOver by
December 2025pH, maximum9.6 SU≤ 9 SU—
February 2026BOD, 5-day, 20 deg. C, monthly average33.55 mg/L≤ 30 mg/L12%
March 2026E. coli, daily maximum2419.6 CFU/100mL≤ 2030 CFU/100mL19%
May 2026E. coli, daily maximum548 CFU/100mL≤ 406 CFU/100mL35%
June 2026E. coli, daily maximum920.8 CFU/100mL≤ 406 CFU/100mL127%
June 2026pH, maximum10.6 SU≤ 9 SU—
July 2026BOD, 5-day, 20 deg. C, monthly average26.6 mg/L≤ 25 mg/L6%
July 2026pH, maximum10.3 SU≤ 9 SU—
August 2026pH, maximum9.8 SU≤ 9 SU—

Limits in force (19)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]minimum≥ 3 mg/LJun–Oct
BOD, 5-day, 20 deg. Cmonthly average≤ 25 mg/LJun–Oct
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/LJan, Feb, Mar, Apr, May, Nov, Dec
BOD, 5-day, 20 deg. Cweekly average≤ 37.5 mg/LJun–Oct
BOD, 5-day, 20 deg. Cweekly average≤ 45 mg/LJan, Feb, Mar, Apr, May, Nov, Dec
BOD, 5-day, 20 deg. Cmonthly average≤ 58.4 lb/dJun–Oct
BOD, 5-day, 20 deg. Cmonthly average≤ 70.1 lb/dJan, Feb, Mar, Apr, May, Nov, Dec
pHminimum≥ 6.5 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 90 mg/Lall year
Solids, total suspendedweekly average≤ 135 mg/Lall year
Solids, total suspendedmonthly average≤ 210.2 lb/dall year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Chlorine, total residualinstantaneous maximum≤ .099 mg/Lall year
E. coligeometric mean≤ 126 CFU/100mLMay–Sep
E. coligeometric mean≤ 630 CFU/100mLJan, Feb, Mar, Apr, Oct, Nov, Dec
E. colidaily maximum≤ 406 CFU/100mLMay–Sep
E. colidaily maximum≤ 2030 CFU/100mLJan, Feb, Mar, Apr, Oct, Nov, Dec

How strict are these limits?

Cited limits by parameter: Oklahoma's rules and the federal ones.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/OK0031003 · MCP: https://passage-data.com/mcp