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Cape Girardeau County Reorg Com SD

Sewage treatment plant, Jackson, Missouri. NPDES permit MO0094897 expired Jun 30, 2024; its limits still apply. Last 12 months: over a limit 6 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
3 values over a limit, 0 required values missing, 2 of 8 reports late

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

Period endingParameterReportedLimitOver by
December 2025Nitrogen, ammonia total [as N], daily maximum10.3≤ 9.8 mg/L5%
December 2025Nitrogen, ammonia total [as N], monthly average10.3≤ 2.8 mg/L268%
March 2026Nitrogen, ammonia total [as N], daily maximum32.9≤ 9.8 mg/L236%
March 2026Nitrogen, ammonia total [as N], monthly average32.9≤ 2.8 mg/L1075%
June 2026Solids, suspended percent removal, monthly average minimum0≥ 65 %186%
June 2026Solids, total suspended, monthly average100≤ 80 mg/L25%

Limits in force (22)

ParameterStatisticLimitMonthsOutfall
Oxygen, dissolved [DO]daily minimumreport only (mg/L)Apr–Dec001
Oxygen, dissolved [DO]monthly average minimumreport only (mg/L)Apr–Dec001
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
Nitrogen, ammonia total [as N]daily maximum≤ 5.3 mg/LApr–Sep001
Nitrogen, ammonia total [as N]daily maximum≤ 9.8 mg/LJan, Feb, Mar, Oct, Nov, Dec001
Nitrogen, ammonia total [as N]monthly average≤ 1.3 mg/LApr–Sep001
Nitrogen, ammonia total [as N]monthly average≤ 2.8 mg/LJan, Feb, Mar, Oct, Nov, Dec001
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/LApr–Dec001
Chlorine, total residualmonthly average≤ 9 ug/LApr–Dec001
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/MO0094897 · MCP: https://passage-data.com/mcp