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Liberty Utilities (Missouri Water) LLC

Sewage treatment plant, Bolivar, Missouri. NPDES permit MO0121924 expired Jun 30, 2025; its limits still apply. Last 12 months: over a limit 3 times (last June 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form M monthly (4 values), form Q quarterly (10 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 16 reports late

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

Period endingParameterReportedLimitOver by
May 2026Nitrogen, ammonia total [as N], monthly average3.5≤ 2.2 mg/L59%
June 2026E. coli, 30-day geometric mean> 2420≤ 206 #/100mL—
June 2026E. coli, daily maximum> 2420≤ 1030 #/100mL—

Limits in force (28)

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
Oil and grease [soxhlet extr.] tot.daily maximum≤ 15 mg/Lall year
Oil and grease [soxhlet extr.] tot.monthly average≤ 10 mg/Lall year
Nitrogen, ammonia total [as N]daily maximum≤ 12.1 mg/LMay
Nitrogen, ammonia total [as N]daily maximum≤ 12.1 mg/LOct
Nitrogen, ammonia total [as N]daily maximum≤ 12.1 mg/LJun
Nitrogen, ammonia total [as N]daily maximum≤ 10.1 mg/LFeb
Nitrogen, ammonia total [as N]daily maximum≤ 12.1 mg/LSep
Nitrogen, ammonia total [as N]daily maximum≤ 12.1 mg/LApr
Nitrogen, ammonia total [as N]daily maximum≤ 12.1 mg/LJan, Mar, Nov, Dec
Nitrogen, ammonia total [as N]daily maximum≤ 12.1 mg/LJul, Aug
Nitrogen, ammonia total [as N]monthly average≤ 2.2 mg/LMay
Nitrogen, ammonia total [as N]monthly average≤ 2.6 mg/LOct
Nitrogen, ammonia total [as N]monthly average≤ 1.7 mg/LJun
Nitrogen, ammonia total [as N]monthly average≤ 2.7 mg/LFeb
Nitrogen, ammonia total [as N]monthly average≤ 1.8 mg/LSep
Nitrogen, ammonia total [as N]monthly average≤ 2.7 mg/LApr
Nitrogen, ammonia total [as N]monthly average≤ 3.1 mg/LJan, Mar, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ 1.5 mg/LJul, Aug
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.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/MO0121924 · MCP: https://passage-data.com/mcp