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Haileyville Public Works Authority

Sewage treatment plant, Haileyville, Oklahoma. NPDES permit OK0028843, in force until Aug 31, 2030. Last 12 months: over a limit 22 times (last August 2026), 5 of 11 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: form A monthly (16 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
6 values over a limit, 0 required values missing, 8 of 12 reports late

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

All 22 values over a limit
Period endingParameterReportedLimitOver by
October 2025Chlorine, total residual, instantaneous maximum10.1 mg/L≤ .099 mg/L10102%
October 2025pH, minimum6.05 SU≥ 6.5 SU—
November 2025Chlorine, total residual, instantaneous maximum3.04 mg/L≤ .099 mg/L2971%
December 2025Chlorine, total residual, instantaneous maximum1.7 mg/L≤ .099 mg/L1617%
December 2025pH, minimum5.8 SU≥ 6.5 SU—
January 2026Chlorine, total residual, instantaneous maximum.3 mg/L≤ .099 mg/L203%
January 2026E. coli, daily maximum2300 CFU/100mL≤ 2030 CFU/100mL13%
January 2026pH, minimum6.23 SU≥ 6.5 SU—
February 2026Chlorine, total residual, instantaneous maximum.4 mg/L≤ .099 mg/L304%
February 2026E. coli, daily maximum5600 CFU/100mL≤ 2030 CFU/100mL176%
February 2026pH, minimum6.4 SU≥ 6.5 SU—
March 2026Chlorine, total residual, instantaneous maximum.1 mg/L≤ .099 mg/L1%
March 2026E. coli, daily maximum12900 CFU/100mL≤ 2030 CFU/100mL535%
March 2026Solids, total suspended, monthly average44.4 lb/d≤ 32.5 lb/d37%
April 2026Chlorine, total residual, instantaneous maximum.2 mg/L≤ .099 mg/L102%
May 2026Chlorine, total residual, instantaneous maximum.1 mg/L≤ .099 mg/L1%
May 2026pH, minimum6.3 SU≥ 6.5 SU—
June 2026Chlorine, total residual, instantaneous maximum.2 mg/L≤ .099 mg/L102%
July 2026Chlorine, total residual, instantaneous maximum.1 mg/L≤ .099 mg/L1%
August 2026Chlorine, total residual, instantaneous maximum.1 mg/L≤ .099 mg/L1%
August 2026E. coli, daily maximum> 20000 CFU/100mL≤ 406 CFU/100mL—
August 2026E. coli, geometric mean> 1134 CFU/100mL≤ 126 CFU/100mL—

Limits in force (36)

ParameterStatisticLimitMonths
pHminimum≥ 6.5 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 20 mg/LJun–Oct
Solids, total suspendedmonthly average≤ 30 mg/LJan, Feb, Mar, Nov, Dec
Solids, total suspendedmonthly average≤ 30 mg/LApr, May
Solids, total suspendedweekly average≤ 30 mg/LJun–Oct
Solids, total suspendedweekly average≤ 45 mg/LJan, Feb, Mar, Nov, Dec
Solids, total suspendedweekly average≤ 45 mg/LApr, May
Solids, total suspendedmonthly average≤ 21.7 lb/dJun–Oct
Solids, total suspendedmonthly average≤ 32.5 lb/dJan, Feb, Mar, Nov, Dec
Solids, total suspendedmonthly average≤ 32.5 lb/dApr, May
Nitrogen, ammonia total [as N]monthly average≤ 7 mg/LJun–Oct
Nitrogen, ammonia total [as N]monthly average≤ 5 mg/LJan, Feb, Mar, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ 5 mg/LApr, May
Nitrogen, ammonia total [as N]weekly average≤ 10.5 mg/LJun–Oct
Nitrogen, ammonia total [as N]weekly average≤ 7.5 mg/LJan, Feb, Mar, Nov, Dec
Nitrogen, ammonia total [as N]weekly average≤ 7.5 mg/LApr, May
Nitrogen, ammonia total [as N]monthly average≤ 7.6 lb/dJun–Oct
Nitrogen, ammonia total [as N]monthly average≤ 5.4 lb/dJan, Feb, Mar, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ 5.4 lb/dApr, May
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
BOD, carbonaceous [5 day, 20 C]monthly average≤ 15 mg/LJan, Feb, Mar, Nov, Dec
BOD, carbonaceous [5 day, 20 C]monthly average≤ 10 mg/LJun–Oct
BOD, carbonaceous [5 day, 20 C]monthly average≤ 15 mg/LApr, May
BOD, carbonaceous [5 day, 20 C]weekly average≤ 22.5 mg/LJan, Feb, Mar, Nov, Dec
BOD, carbonaceous [5 day, 20 C]weekly average≤ 15 mg/LJun–Oct
BOD, carbonaceous [5 day, 20 C]weekly average≤ 22.5 mg/LApr, May
BOD, carbonaceous [5 day, 20 C]monthly average≤ 16.3 lb/dJan, Feb, Mar, Nov, Dec
BOD, carbonaceous [5 day, 20 C]monthly average≤ 10.8 lb/dJun–Oct
BOD, carbonaceous [5 day, 20 C]monthly average≤ 16.3 lb/dApr, May

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/OK0028843 · MCP: https://passage-data.com/mcp