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Confluence Rivers Utility Operating

Sewerage Systems, Kearney, Missouri. NPDES permit MO0129691, in force until Apr 30, 2031. Last 12 months: over a limit 10 times (last June 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form Q quarterly
Last report on file
June 2026
Oct 2024 – Sep 2025
10 values over a limit, 0 required values missing, 0 of 4 reports late

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

Period endingParameterReportedLimitOver by
December 2025E. coli, 30-day geometric mean24196≤ 206 #/100mL11646%
December 2025E. coli, geometric mean24196≤ 1030 #/100mL2249%
December 2025Nitrogen, ammonia total [as N], daily maximum30.6≤ 10.4 mg/L194%
December 2025Nitrogen, ammonia total [as N], monthly average30.6≤ 2.7 mg/L1033%
March 2026Nitrogen, ammonia total [as N], daily maximum25.8≤ 10.4 mg/L148%
March 2026Nitrogen, ammonia total [as N], monthly average25.8≤ 2.7 mg/L856%
June 2026E. coli, 30-day geometric mean19863≤ 206 #/100mL9542%
June 2026E. coli, geometric mean19863≤ 1030 #/100mL1828%
June 2026Nitrogen, ammonia total [as N], daily maximum21.5≤ 5.6 mg/L284%
June 2026Nitrogen, ammonia total [as N], monthly average21.5≤ 1.3 mg/L1554%

Limits in force (16)

ParameterStatisticLimitMonths
BOD, 5-day, 20 deg. Cweekly average≤ 45 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year
pHminimum≥ 6.5 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendedweekly average≤ 45 mg/Lall year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Nitrogen, ammonia total [as N]daily maximum≤ 8.4 mg/LJul–Sep
Nitrogen, ammonia total [as N]daily maximum≤ 8.4 mg/LJan, Feb, Mar, Oct, Nov, Dec
Nitrogen, ammonia total [as N]daily maximum≤ 5.6 mg/LApr–Jun
Nitrogen, ammonia total [as N]monthly average≤ .9 mg/LJul–Sep
Nitrogen, ammonia total [as N]monthly average≤ 2.4 mg/LJan, Feb, Mar, Oct, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ 1.3 mg/LApr–Jun
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. coligeometric mean≤ 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.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/MO0129691 · MCP: https://passage-data.com/mcp