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Confluence Rivers Utility Operating

Civic And Social Associations, New Bloomfield, Missouri. NPDES permit MO0119407, in force until Aug 31, 2030. Last 12 months: over a limit 7 times (last September 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form Q quarterly (12 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
3 values over a limit, 0 required values missing, 0 of 3 reports late

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

Period endingParameterReportedLimitOver by
December 2025E. coli, 30-day geometric mean450.1≤ 206 #/100mL118%
December 2025Nitrogen, ammonia total [as N], monthly average5.47≤ 2.2 mg/L149%
March 2026Nitrogen, ammonia total [as N], daily maximum19.6≤ 7.5 mg/L161%
March 2026Nitrogen, ammonia total [as N], monthly average19.6≤ 2.9 mg/L576%
June 2026Nitrogen, ammonia total [as N], daily maximum12≤ 3.6 mg/L233%
June 2026Nitrogen, ammonia total [as N], monthly average12≤ 1.4 mg/L757%
September 2026Nitrogen, ammonia total [as N], monthly average2.46≤ 1 mg/L146%

Limits in force (18)

ParameterStatisticLimitMonths
BOD, 5-day, 20 deg. Cweekly average≤ 65 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 45 mg/Lall year
pHminimum≥ 6.5 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendedweekly average≤ 110 mg/Lall year
Solids, total suspendedmonthly average≤ 70 mg/Lall year
Nitrogen, ammonia total [as N]daily maximum≤ 3.6 mg/LJul–Sep
Nitrogen, ammonia total [as N]daily maximum≤ 7.5 mg/LOct–Dec
Nitrogen, ammonia total [as N]daily maximum≤ 3.6 mg/LApr–Jun
Nitrogen, ammonia total [as N]daily maximum≤ 7.5 mg/LJan–Mar
Nitrogen, ammonia total [as N]monthly average≤ 1 mg/LJul–Sep
Nitrogen, ammonia total [as N]monthly average≤ 2.2 mg/LOct–Dec
Nitrogen, ammonia total [as N]monthly average≤ 1.4 mg/LApr–Jun
Nitrogen, ammonia total [as N]monthly average≤ 2.9 mg/LJan–Mar
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
E. colidaily maximum≤ 1030 #/100mLApr–Dec
E. coli30-day geometric mean≤ 206 #/100mLApr–Dec

How strict are these limits?

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

Same industry: the 212 Membership Organizations permits in Missouri.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/MO0119407 · MCP: https://passage-data.com/mcp