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City of St. James

Sewage treatment plant, major discharger, St. James, Missouri. NPDES permit MO0093564, in force until Aug 31, 2031. Last 12 months: over a limit 3 times (last May 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form M monthly (27 values), outfall INF form IM monthly (10 values), outfall 001 form WA yearly
Last report on file
August 2026
Oct 2024 – Sep 2025
1 value over a limit, 32 required values missing, 4 of 24 reports late

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

Period endingParameterReportedLimitOver by
October 2025E. coli, 30-day geometric mean1191.7≤ 206 #/100mL478%
October 2025E. coli, 7-day geometric mean1191.7≤ 1030 #/100mL16%
May 2026E. coli, 30-day geometric mean206.4≤ 206 #/100mL0%

Limits in force (55)

ParameterStatisticLimitMonthsOutfall
BOD, 5-day, 20 deg. Cweekly average≤ 45 mg/Lall year001
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year001
pHminimum≥ 6.5 SUall year001
pHmaximum≤ 9 SUall year001
Solids, total suspendedweekly average≤ 45 mg/Lall year001
Solids, total suspendedmonthly average≤ 30 mg/Lall year001
Oil and grease [soxhlet extr.] tot.daily maximumreport only (mg/L)all year001
Oil and grease [soxhlet extr.] tot.monthly averagereport only (mg/L)all year001
Nitrogen, total [as N]daily maximumreport only (mg/L)all year001
Nitrogen, total [as N]monthly averagereport only (mg/L)all year001
Nitrogen, ammonia total [as N]daily maximum≤ 12.1 mg/LJun001
Nitrogen, ammonia total [as N]daily maximum≤ 12.1 mg/LMay001
Nitrogen, ammonia total [as N]daily maximum≤ 12.1 mg/LOct001
Nitrogen, ammonia total [as N]daily maximum≤ 12.1 mg/LSep001
Nitrogen, ammonia total [as N]daily maximum≤ 12.1 mg/LApr001
Nitrogen, ammonia total [as N]daily maximum≤ 10.1 mg/LFeb001
Nitrogen, ammonia total [as N]daily maximum≤ 12.1 mg/LJan, Mar, Nov, Dec001
Nitrogen, ammonia total [as N]daily maximum≤ 12.1 mg/LJul001
Nitrogen, ammonia total [as N]daily maximum≤ 10.1 mg/LAug001
Nitrogen, ammonia total [as N]monthly average≤ 1.7 mg/LJun001
Nitrogen, ammonia total [as N]monthly average≤ 2.2 mg/LMay001
Nitrogen, ammonia total [as N]monthly average≤ 2.5 mg/LOct001
Nitrogen, ammonia total [as N]monthly average≤ 1.8 mg/LSep001
Nitrogen, ammonia total [as N]monthly average≤ 2.7 mg/LApr001
Nitrogen, ammonia total [as N]monthly average≤ 2.7 mg/LFeb001
Nitrogen, ammonia total [as N]monthly average≤ 3.1 mg/LJan, Mar, Nov, Dec001
Nitrogen, ammonia total [as N]monthly average≤ 1.5 mg/LJul001
Nitrogen, ammonia total [as N]monthly average≤ 1.3 mg/LAug001
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (mg/L)all year001
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (mg/L)all year001
Nitrite + Nitrate total [as N]daily maximumreport only (mg/L)all year001
Nitrite + Nitrate total [as N]monthly averagereport only (mg/L)all year001
Phosphorus, total [as P]daily maximumreport only (mg/L)all year001
Phosphorus, total [as P]monthly averagereport only (mg/L)all year001
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. coli7-day geometric mean≤ 1030 #/100mLApr–Oct001
E. coli30-day geometric mean≤ 206 #/100mLApr–Oct001
Toxicity [acute], Ceriodaphnia dubiadaily maximumreport only (toxic)all year001
Toxicity [acute], Pimephales promelas [Fathead Minnow]daily maximumreport only (toxic)all year001
BOD, 5-day, percent removalmonthly average minimum≥ 85 %all year001
Solids, suspended percent removalmonthly average minimum≥ 85 %all year001
Flow, totalmonthly totalreport only (MGD)all year001
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all yearINF
Solids, total suspendedmonthly averagereport only (mg/L)all yearINF
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all yearINF
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)all yearINF
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (mg/L)all yearINF
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (mg/L)all yearINF
Nitrite + Nitrate total [as N]daily maximumreport only (mg/L)all yearINF
Nitrite + Nitrate total [as N]monthly averagereport only (mg/L)all yearINF
Phosphorus, total [as P]daily maximumreport only (mg/L)all yearINF
Phosphorus, total [as P]monthly averagereport only (mg/L)all yearINF

How strict are these limits?

Cited limits by parameter: Missouri's rules and the federal ones.

Check this month's numbers Email me before each report is due

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/MO0093564 · MCP: https://passage-data.com/mcp