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City of Berger

Sewage treatment plant, Berger, Missouri. NPDES permit MO0134732 expired Jun 30, 2026; its limits still apply. Last 12 months: over a limit 12 times (last August 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form M monthly (12 values), outfall 001 form Q quarterly (2 values), outfall INF form IM monthly (2 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
4 values over a limit, 0 required values missing, 2 of 28 reports late

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

Period endingParameterReportedLimitOver by
October 2025Nitrogen, ammonia total [as N], monthly average8.1≤ 1.8 mg/L350%
November 2025Nitrogen, ammonia total [as N], daily maximum9.9≤ 8.4 mg/L18%
November 2025Nitrogen, ammonia total [as N], monthly average9.9≤ 2.4 mg/L313%
December 2025Nitrogen, ammonia total [as N], monthly average9.63≤ 2.7 mg/L257%
January 2026Nitrogen, ammonia total [as N], monthly average6.04≤ 3.1 mg/L95%
February 2026Nitrogen, ammonia total [as N], monthly average5.4≤ 3.1 mg/L74%
March 2026Nitrogen, ammonia total [as N], monthly average6.72≤ 2.7 mg/L149%
April 2026Nitrogen, ammonia total [as N], monthly average8.1≤ 2.1 mg/L286%
May 2026Nitrogen, ammonia total [as N], monthly average6.12≤ 2.1 mg/L191%
June 2026Nitrogen, ammonia total [as N], monthly average6.3≤ 1.3 mg/L385%
July 2026Nitrogen, ammonia total [as N], monthly average5.9≤ .9 mg/L556%
August 2026Nitrogen, ammonia total [as N], monthly average3.13≤ .9 mg/L248%

Limits in force (32)

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 maximum≤ 15 mg/Lall year001
Oil and grease [soxhlet extr.] tot.monthly average≤ 10 mg/Lall year001
Nitrogen, ammonia total [as N]daily maximum≤ 8.4 mg/LApr001
Nitrogen, ammonia total [as N]daily maximum≤ 8.4 mg/LJul, Aug001
Nitrogen, ammonia total [as N]daily maximum≤ 8.4 mg/LSep001
Nitrogen, ammonia total [as N]daily maximum≤ 8.4 mg/LNov001
Nitrogen, ammonia total [as N]daily maximum≤ 10.1 mg/LMar, Dec001
Nitrogen, ammonia total [as N]daily maximum≤ 10.1 mg/LJun001
Nitrogen, ammonia total [as N]daily maximum≤ 12.1 mg/LJan, Feb001
Nitrogen, ammonia total [as N]daily maximum≤ 12.1 mg/LMay001
Nitrogen, ammonia total [as N]daily maximum≤ 8.4 mg/LOct001
Nitrogen, ammonia total [as N]monthly average≤ 2.1 mg/LApr001
Nitrogen, ammonia total [as N]monthly average≤ .9 mg/LJul, Aug001
Nitrogen, ammonia total [as N]monthly average≤ 1.2 mg/LSep001
Nitrogen, ammonia total [as N]monthly average≤ 2.4 mg/LNov001
Nitrogen, ammonia total [as N]monthly average≤ 2.7 mg/LMar, Dec001
Nitrogen, ammonia total [as N]monthly average≤ 1.3 mg/LJun001
Nitrogen, ammonia total [as N]monthly average≤ 3.1 mg/LJan, Feb001
Nitrogen, ammonia total [as N]monthly average≤ 2.1 mg/LMay001
Nitrogen, ammonia total [as N]monthly average≤ 1.8 mg/LOct001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
BOD, 5-day, percent removalmonthly average minimum≥ 85 %all year001
Solids, suspended percent removalmonthly average minimum≥ 85 %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/MO0134732 · MCP: https://passage-data.com/mcp