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City of Demorest

Sewage treatment plant, Demorest, Georgia. NPDES permit GA0032506, in force until Dec 31, 2028. Last 12 months: over a limit 5 times (last October 2025). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: form 1 monthly (40 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 1 of 12 reports late

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

Period endingParameterReportedLimitOver by
October 2025E. coli, weekly geometric mean519 #/100mL≤ 410 #/100mL27%
October 2025Nitrogen, ammonia total [as N], weekly average20.85 mg/L≤ 15 mg/L39%
October 2025Nitrogen, ammonia total [as N], weekly average64.52 lb/d≤ 41.7 lb/d55%
October 2025Phosphorus, total [as P], weekly average2.59 mg/L≤ 1.2 mg/L116%
October 2025Phosphorus, total [as P], weekly average8.12 lb/d≤ 3.3 lb/d146%

Limits in force (40)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]minimum≥ 5 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year
BOD, 5-day, 20 deg. Cweekly average≤ 45 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 100 lb/dall year
BOD, 5-day, 20 deg. Cweekly average≤ 125 lb/dall year
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year
BOD, 5-day, 20 deg. Cweekly averagereport only (mg/L)all year
BOD, 5-day, 20 deg. Cmonthly averagereport only (lb/d)all year
BOD, 5-day, 20 deg. Cweekly averagereport only (lb/d)all year
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspendedweekly average≤ 45 mg/Lall year
Solids, total suspendedmonthly average≤ 100 lb/dall year
Solids, total suspendedweekly average≤ 125 lb/dall year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Solids, total suspendedweekly averagereport only (mg/L)all year
Solids, total suspendedmonthly averagereport only (lb/d)all year
Solids, total suspendedweekly averagereport only (lb/d)all year
Nitrogen, total [as N]monthly averagereport only (mg/L)all year
Nitrogen, organic total [as N]monthly averagereport only (mg/L)all year
Nitrogen, ammonia total [as N]monthly average≤ 10 mg/Lall year
Nitrogen, ammonia total [as N]weekly average≤ 15 mg/Lall year
Nitrogen, ammonia total [as N]monthly average≤ 33.4 lb/dall year
Nitrogen, ammonia total [as N]weekly average≤ 41.7 lb/dall year
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (mg/L)all year
Nitrite + Nitrate total [as N]monthly averagereport only (mg/L)all year
Phosphorus, total [as P]monthly average≤ .8 mg/Lall year
Phosphorus, total [as P]weekly average≤ 1.2 mg/Lall year
Phosphorus, total [as P]monthly average≤ 2.7 lb/dall year
Phosphorus, total [as P]weekly average≤ 3.3 lb/dall year
Phosphate, ortho [as P]monthly averagereport only (mg/L)all year
Flow, in conduit or thru treatment plantmonthly average≤ .4 MGDall year
Flow, in conduit or thru treatment plantweekly average≤ .5 MGDall year
Chlorine, total residualmaximum≤ .19 mg/Lall year
E. colimonthly geometric mean≤ 126 #/100mLall year
E. coliweekly geometric mean≤ 410 #/100mLall year
Solids, sludge, total, dry weightmonthly totalreport only (dry ton)all year
BOD, 5-day, percent removalminimum≥ 85 %all year
Solids, suspended percent removalminimum≥ 85 %all year

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/GA0032506 · MCP: https://passage-data.com/mcp