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Pulaski County Sewer District No. 1

Sewage treatment plant, Waynesville, Missouri. NPDES permit MO0130249 expired Sep 30, 2024; its limits still apply. Last 12 months: over a limit 16 times (last June 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form Q quarterly (18 values), outfall INF form IQ quarterly (2 values)
Last report on file
June 2026
Oct 2024 – Sep 2025
16 values over a limit, 0 required values missing, 2 of 8 reports late

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

All 16 values over a limit
Period endingParameterReportedLimitOver by
December 2025BOD, 5-day, 20 deg. C, monthly average11.6≤ 10 mg/L16%
December 2025BOD, 5-day, 20 deg. C, weekly average18≤ 15 mg/L20%
December 2025Nitrogen, ammonia total [as N], daily maximum28.2≤ 12.1 mg/L133%
December 2025Nitrogen, ammonia total [as N], monthly average20≤ 3.1 mg/L545%
March 2026BOD, 5-day, 20 deg. C, monthly average31≤ 10 mg/L210%
March 2026BOD, 5-day, 20 deg. C, weekly average43.9≤ 15 mg/L193%
March 2026BOD, 5-day, percent removal, monthly average minimum83≥ 85 %13%
March 2026Nitrogen, ammonia total [as N], daily maximum45.5≤ 12.1 mg/L276%
March 2026Nitrogen, ammonia total [as N], monthly average39.4≤ 3.1 mg/L1171%
June 2026BOD, 5-day, 20 deg. C, monthly average17.8≤ 10 mg/L78%
June 2026BOD, 5-day, 20 deg. C, weekly average20.1≤ 15 mg/L34%
June 2026Nitrogen, ammonia total [as N], daily maximum30≤ 12.1 mg/L148%
June 2026Nitrogen, ammonia total [as N], monthly average28≤ 2.1 mg/L1233%
June 2026Solids, suspended percent removal, monthly average minimum78≥ 85 %47%
June 2026Solids, total suspended, monthly average17.5≤ 15 mg/L17%
June 2026Solids, total suspended, weekly average20.3≤ 20 mg/L2%

Limits in force (24)

ParameterStatisticLimitMonthsOutfall
Oxygen, dissolved [DO]daily minimumreport only (mg/L)all year001
Oxygen, dissolved [DO]monthly average minimumreport only (mg/L)all year001
BOD, 5-day, 20 deg. Cweekly average≤ 15 mg/Lall year001
BOD, 5-day, 20 deg. Cmonthly average≤ 10 mg/Lall year001
pHminimum≥ 6.5 SUall year001
pHmaximum≤ 9 SUall year001
Solids, total suspendedweekly average≤ 20 mg/Lall year001
Solids, total suspendedmonthly average≤ 15 mg/Lall year001
Nitrogen, ammonia total [as N]daily maximum≤ 12.1 mg/LJan, Feb, Mar, Oct, Nov, Dec001
Nitrogen, ammonia total [as N]daily maximum≤ 12.1 mg/LJul–Sep001
Nitrogen, ammonia total [as N]daily maximum≤ 12.1 mg/LApr–Jun001
Nitrogen, ammonia total [as N]monthly average≤ 3.1 mg/LJan, Feb, Mar, Oct, Nov, Dec001
Nitrogen, ammonia total [as N]monthly average≤ 1.6 mg/LJul–Sep001
Nitrogen, ammonia total [as N]monthly average≤ 2.1 mg/LApr–Jun001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Chlorine, total residualdaily maximum≤ 18 ug/Lall year001
Chlorine, total residualmonthly average≤ 9 ug/Lall year001
E. colidaily maximum≤ 126 #/100mLall year001
E. colimonthly averagereport only (#/100mL)all year001
BOD, 5-day, percent removalmonthly average minimum≥ 85 %all year001
Solids, suspended percent removalmonthly average minimum≥ 85 %all year001
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all yearINF
Solids, total suspendedmonthly averagereport only (mg/L)all yearINF

How strict are these limits?

Cited limits by parameter: Missouri'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/MO0130249 · MCP: https://passage-data.com/mcp