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Inola PWA

Sewerage Systems, Inola, Oklahoma. NPDES permit OK1000039, in force until Feb 28, 2031. Last 12 months: no values over a limit, 1 of 6 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: form A monthly (15 values)
Last report on file
August 2026

Limits in force (17)

ParameterStatisticLimitMonths
pHminimum≥ 6.5 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspendedweekly average≤ 45 mg/Lall year
Solids, total suspendedmonthly average≤ 137.61 lb/dall year
Nitrogen, ammonia total [as N]monthly average≤ 4.14 mg/Lall year
Nitrogen, ammonia total [as N]daily maximum≤ 9.86 mg/Lall year
Nitrogen, ammonia total [as N]monthly average≤ 18.99 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
E. coligeometric mean≤ 126 MPN/100mLMay–Sep
E. colidaily maximum≤ 406 MPN/100mLMay–Sep
Coliform, total generalgeometric mean≤ 5000 CFU/100mLJan, Feb, Mar, Apr, Oct, Nov, Dec
Coliform, total generaldaily maximum≤ 20000 CFU/100mLJan, Feb, Mar, Apr, Oct, Nov, Dec
BOD, carbonaceous [5 day, 20 C]monthly average≤ 18 mg/Lall year
BOD, carbonaceous [5 day, 20 C]weekly average≤ 27 mg/Lall year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 82.5 lb/dall year

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/OK1000039 · MCP: https://passage-data.com/mcp