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City of Pattonsburg

Sewage treatment plant, Pattonsburg, Missouri. NPDES permit MO0100382 expired Sep 30, 2026; its limits still apply. Last 12 months: over a limit 4 times (last June 2026), 4 of 6 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form Q quarterly (16 values), outfall INF form IQ quarterly (2 values)
Last report on file
June 2026
Oct 2024 – Sep 2025
0 values over a limit, 52 required values missing, 8 of 8 reports late

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

Period endingParameterReportedLimit
December 2025E. coli, 30-day geometric mean> 2419.6≤ 206 #/100mL
December 2025E. coli, 7-day geometric mean> 2419.6≤ 1030 #/100mL
June 2026E. coli, 30-day geometric mean> 2419.6≤ 206 #/100mL
June 2026E. coli, 7-day geometric mean> 2419.6≤ 1030 #/100mL

Limits in force (24)

ParameterStatisticLimitMonthsOutfall
BOD, 5-day, 20 deg. Cweekly average≤ 65 mg/Lall year001
BOD, 5-day, 20 deg. Cmonthly average≤ 45 mg/Lall year001
pHminimum≥ 6.5 SUall year001
pHmaximum≤ 9 SUall year001
Solids, total suspendedweekly average≤ 120 mg/Lall year001
Solids, total suspendedmonthly average≤ 80 mg/Lall year001
Oil and grease [soxhlet extr.] tot.daily maximum≤ 15 mg/Lall year001
Oil and grease [soxhlet extr.] tot.monthly average≤ 10 mg/Lall year001
Nitrogen, ammonia total [as N]daily maximum≤ 13 mg/LApr–Jun001
Nitrogen, ammonia total [as N]daily maximum≤ 13 mg/LOct–Dec001
Nitrogen, ammonia total [as N]daily maximum≤ 13 mg/LJul–Sep001
Nitrogen, ammonia total [as N]daily maximum≤ 10.9 mg/LJan–Mar001
Nitrogen, ammonia total [as N]monthly average≤ 6.2 mg/LApr–Jun001
Nitrogen, ammonia total [as N]monthly average≤ 10.9 mg/LOct–Dec001
Nitrogen, ammonia total [as N]monthly average≤ 4.7 mg/LJul–Sep001
Nitrogen, ammonia total [as N]monthly average≤ 9.6 mg/LJan–Mar001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
E. coli7-day geometric mean≤ 1030 #/100mLApr–Dec001
E. coli30-day geometric mean≤ 206 #/100mLApr–Dec001
BOD, 5-day, percent removalmonthly average minimum≥ 65 %all year001
Solids, suspended percent removalmonthly average minimum≥ 65 %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/MO0100382 · MCP: https://passage-data.com/mcp