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City of Grantville

Sewage treatment plant, Grantville, Georgia. NPDES permit GA0033227 expired Mar 31, 2024; its limits still apply. Last 12 months: over a limit 6 times (last September 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 46 days after each period: outfall 001 form 1 monthly (35 values), outfall 002 form 1 monthly (12 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
3 values over a limit, 0 required values missing, 0 of 18 reports late

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

Period endingParameterReportedLimitOver by
May 2026BOD, 5-day, percent removal, minimum78.5 %≥ 85 %43%
June 2026BOD, 5-day, percent removal, minimum81.8 %≥ 85 %21%
July 2026BOD, 5-day, percent removal, minimum79.1 %≥ 85 %39%
July 2026Oxygen, dissolved [DO], daily minimum4.84 mg/L≥ 5 mg/L3%
August 2026BOD, 5-day, percent removal, minimum77 %≥ 85 %53%
September 2026BOD, 5-day, percent removal, minimum84 %≥ 85 %7%

Limits in force (50)

ParameterStatisticLimitMonthsOutfall
Oxygen, dissolved [DO]daily minimum≥ 5 mg/Lall year001
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year001
BOD, 5-day, 20 deg. Cweekly average≤ 45 mg/Lall year001
BOD, 5-day, 20 deg. Cmonthly average≤ 3.4 kg/dall year001
BOD, 5-day, 20 deg. Cweekly average≤ 4.3 kg/dall year001
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year001
BOD, 5-day, 20 deg. Cweekly averagereport only (mg/L)all year001
BOD, 5-day, 20 deg. Cmonthly averagereport only (kg/d)all year001
BOD, 5-day, 20 deg. Cweekly averagereport only (kg/d)all year001
pHminimum≥ 6 SUall year001
pHmaximum≤ 8.5 SUall year001
Solids, total suspendedmonthly average≤ 90 mg/Lall year001
Solids, total suspendedweekly average≤ 120 mg/Lall year001
Solids, total suspendedmonthly average≤ 10.2 kg/dall year001
Solids, total suspendedweekly average≤ 12.9 kg/dall year001
Solids, total suspendedmonthly averagereport only (mg/L)all year001
Solids, total suspendedweekly averagereport only (mg/L)all year001
Solids, total suspendedmonthly averagereport only (kg/d)all year001
Solids, total suspendedweekly averagereport only (kg/d)all year001
Nitrogen, total [as N]monthly averagereport only (mg/L)all year001
Nitrogen, organic total [as N]monthly averagereport only (mg/L)all year001
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)all year001
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (mg/L)all year001
Nitrite + Nitrate total [as N]monthly averagereport only (mg/L)all year001
Phosphorus, total [as P]monthly average≤ 5 mg/Lall year001
Phosphorus, total [as P]weekly average≤ 7.5 mg/Lall year001
Phosphorus, total [as P]monthly average≤ .568 kg/dall year001
Phosphorus, total [as P]weekly geometric mean≤ .72 kg/dall year001
Phosphate, ortho [as P]monthly averagereport only (mg/L)all year001
Flow, in conduit or thru treatment plantmonthly average≤ .03 MGDall year001
Flow, in conduit or thru treatment plantweekly average≤ .038 MGDall year001
Chlorine, total residualdaily maximum≤ .012 mg/Lall year001
E. colimonthly geometric mean≤ 126 #/100mLall year001
E. coliweekly geometric mean≤ 410 #/100mLall year001
Coliform, fecal generalmonthly geometric mean≤ 200 #/100mLall year001
Coliform, fecal generalweekly geometric mean≤ 400 #/100mLall year001
Solids, sludge, total, dry weightmonthly totalreport only (dry ton)all year001
BOD, 5-day, percent removalminimum≥ 85 %all year001
Temperature, water deg. fahrenheitmonthly minimumreport only (deg F)May–Oct002
Temperature, water deg. fahrenheitmonthly maximumreport only (deg F)May–Oct002
Temperature, water deg. fahrenheitmonthly minimumreport only (deg F)May–Oct002
Temperature, water deg. fahrenheitmonthly maximumreport only (deg F)May–Oct002
Oxygen, dissolved [DO]monthly minimumreport only (mg/L)May–Oct002
Oxygen, dissolved [DO]monthly minimumreport only (mg/L)May–Oct002
pHmonthly minimumreport only (SU)May–Oct002
pHmonthly maximumreport only (SU)May–Oct002
pHmonthly minimumreport only (SU)May–Oct002
pHmonthly maximumreport only (SU)May–Oct002
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)May–Oct002
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)May–Oct002

How strict are these limits?

Cited limits by parameter: Georgia'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/GA0033227 · MCP: https://passage-data.com/mcp