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City of Louisville

Sewage treatment plant, major discharger, Louisville, Georgia. NPDES permit GA0050243, in force until Nov 30, 2026. Last 12 months: over a limit 28 times (last September 2026), 3 of 12 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: form 01 monthly (84 values)
Renewal application due
Jun 3, 2026 · 180 days before expiry; your permit may set another date
Last report on file
September 2026
Oct 2024 – Sep 2025
38 values over a limit, 0 required values missing, 4 of 12 reports late

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

All 28 values over a limit
Period endingParameterReportedLimitOver by
November 2025Nitrogen, ammonia total [as N], monthly average< 1.3 mg/L≤ 1 mg/L30%
November 2025Nitrogen, ammonia total [as N], weekly average16.63 kg/d≤ 9.5 kg/d75%
November 2025Nitrogen, ammonia total [as N], weekly average4.15 mg/L≤ 1.5 mg/L177%
December 2025Nitrogen, ammonia total [as N], monthly average< 1.1 mg/L≤ 1 mg/L10%
December 2025Nitrogen, ammonia total [as N], weekly average< 19.29 kg/d≤ 9.5 kg/d103%
December 2025Nitrogen, ammonia total [as N], weekly average< 4.28 mg/L≤ 1.5 mg/L185%
February 2026Nitrogen, ammonia total [as N], monthly average32.35 kg/d≤ 7.6 kg/d326%
February 2026Nitrogen, ammonia total [as N], monthly average6.62 mg/L≤ 1 mg/L562%
February 2026Nitrogen, ammonia total [as N], weekly average17.77 mg/L≤ 1.5 mg/L1085%
February 2026Nitrogen, ammonia total [as N], weekly average84.83 kg/d≤ 9.5 kg/d793%
March 2026BOD, 5-day, 20 deg. C, monthly average< 10.39 mg/L≤ 5 mg/L108%
March 2026BOD, 5-day, 20 deg. C, monthly average< 47.02 kg/d≤ 38 kg/d24%
March 2026BOD, 5-day, 20 deg. C, weekly average130.91 kg/d≤ 47 kg/d179%
March 2026BOD, 5-day, 20 deg. C, weekly average25.87 mg/L≤ 7.5 mg/L245%
March 2026Coliform, fecal general, weekly geometric mean610 #/100mL≤ 400 #/100mL53%
March 2026Nitrogen, ammonia total [as N], monthly average< 12.81 mg/L≤ 1 mg/L1181%
March 2026Nitrogen, ammonia total [as N], monthly average< 57.95 kg/d≤ 7.6 kg/d662%
March 2026Nitrogen, ammonia total [as N], weekly average156.39 kg/d≤ 9.5 kg/d1546%
March 2026Nitrogen, ammonia total [as N], weekly average30.9 mg/L≤ 1.5 mg/L1960%
March 2026Solids, total suspended, weekly average19.7 mg/L≤ 15 mg/L31%
March 2026Solids, total suspended, weekly average99.7 kg/d≤ 95 kg/d5%
August 2026Nitrogen, ammonia total [as N], monthly average1.22 mg/L≤ 1 mg/L22%
August 2026Nitrogen, ammonia total [as N], weekly average13.8 kg/d≤ 9.5 kg/d45%
August 2026Nitrogen, ammonia total [as N], weekly average2.95 mg/L≤ 1.5 mg/L97%
September 2026Coliform, fecal general, weekly geometric mean634.98 #/100mL≤ 400 #/100mL59%
September 2026Nitrogen, ammonia total [as N], monthly average1.16 mg/L≤ 1 mg/L16%
September 2026Nitrogen, ammonia total [as N], weekly average2.08 mg/L≤ 1.5 mg/L39%
September 2026Solids, total suspended, weekly average16.4 mg/L≤ 15 mg/L9%

Limits in force (84)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]daily minimum≥ 6 mg/Lall year
Oxygen, dissolved [DO]daily minimum≥ 6 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 5 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 5 mg/Lall year
BOD, 5-day, 20 deg. Cweekly average≤ 7.5 mg/Lall year
BOD, 5-day, 20 deg. Cweekly average≤ 7.5 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 38 kg/dall year
BOD, 5-day, 20 deg. Cmonthly average≤ 38 kg/dall year
BOD, 5-day, 20 deg. Cweekly average≤ 47 kg/dall year
BOD, 5-day, 20 deg. Cweekly average≤ 47 kg/dall year
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all 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. Cweekly averagereport only (mg/L)all year
BOD, 5-day, 20 deg. Cmonthly averagereport only (kg/d)all year
BOD, 5-day, 20 deg. Cmonthly averagereport only (kg/d)all year
BOD, 5-day, 20 deg. Cweekly averagereport only (kg/d)all year
BOD, 5-day, 20 deg. Cweekly averagereport only (kg/d)all year
pHdaily minimum≥ 6 SUall year
pHdaily minimum≥ 6 SUall year
pHdaily maximum≤ 9 SUall year
pHdaily maximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 10 mg/Lall year
Solids, total suspendedmonthly average≤ 10 mg/Lall year
Solids, total suspendedweekly average≤ 15 mg/Lall year
Solids, total suspendedweekly average≤ 15 mg/Lall year
Solids, total suspendedmonthly average≤ 76 kg/dall year
Solids, total suspendedmonthly average≤ 76 kg/dall year
Solids, total suspendedweekly average≤ 95 kg/dall year
Solids, total suspendedweekly average≤ 95 kg/dall year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Solids, total suspendedweekly averagereport only (mg/L)all year
Solids, total suspendedweekly averagereport only (mg/L)all year
Solids, total suspendedmonthly averagereport only (kg/d)all year
Solids, total suspendedmonthly averagereport only (kg/d)all year
Solids, total suspendedweekly averagereport only (kg/d)all year
Solids, total suspendedweekly averagereport only (kg/d)all year
Nitrogen, organic 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≤ 1 mg/Lall year
Nitrogen, ammonia total [as N]monthly average≤ 1 mg/Lall year
Nitrogen, ammonia total [as N]weekly average≤ 1.5 mg/Lall year
Nitrogen, ammonia total [as N]weekly average≤ 1.5 mg/Lall year
Nitrogen, ammonia total [as N]monthly average≤ 7.6 kg/dall year
Nitrogen, ammonia total [as N]monthly average≤ 7.6 kg/dall year
Nitrogen, ammonia total [as N]weekly average≤ 9.5 kg/dall year
Nitrogen, ammonia total [as N]weekly average≤ 9.5 kg/dall year
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (mg/L)all 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
Nitrite + Nitrate total [as N]monthly averagereport only (mg/L)all year
Phosphorus, total [as P]monthly average≤ 1 mg/Lall year
Phosphorus, total [as P]monthly average≤ 1 mg/Lall year
Phosphorus, total [as P]weekly average≤ 1.5 mg/Lall year
Phosphorus, total [as P]weekly average≤ 1.5 mg/Lall year
Phosphorus, total [as P]monthly average≤ 7.6 kg/dall year
Phosphorus, total [as P]monthly average≤ 7.6 kg/dall year
Phosphorus, total [as P]weekly average≤ 9.5 kg/dall year
Phosphorus, total [as P]weekly average≤ 9.5 kg/dall year
Phosphate, ortho [as P]monthly averagereport only (mg/L)all year
Phosphate, ortho [as P]monthly averagereport only (mg/L)all year
Phosphate, ortho [as P]weekly averagereport only (mg/L)all year
Phosphate, ortho [as P]weekly averagereport only (mg/L)all year
Flow, in conduit or thru treatment plantmonthly average≤ 2 MGDall year
Flow, in conduit or thru treatment plantmonthly average≤ 2 MGDall year
Flow, in conduit or thru treatment plantweekly average≤ 2.5 MGDall year
Flow, in conduit or thru treatment plantweekly average≤ 2.5 MGDall year
Chlorine, total residualdaily maximum≤ .08 mg/Lall year
Chlorine, total residualdaily maximum≤ .08 mg/Lall year
Coliform, fecal generalmonthly geometric mean≤ 200 #/100mLall year
Coliform, fecal generalmonthly geometric mean≤ 200 #/100mLall year
Coliform, fecal generalweekly geometric mean≤ 400 #/100mLall year
Coliform, fecal generalweekly geometric mean≤ 400 #/100mLall year
Solids, sludge, total, dry weightmonthly totalreport only (dry ton)all year
Solids, sludge, total, dry weightmonthly totalreport only (dry ton)all year
BOD, 5-day, percent removalminimum≥ 85 %all year
BOD, 5-day, percent removalminimum≥ 85 %all year
Solids, suspended percent removalminimum≥ 85 %all year
Solids, suspended percent removalminimum≥ 85 %all year
NOEL Static Renewal 7Day Chronic Ceriodaphnia dubiaminimumreport only (%)all year
NOEL Static Renewal 7Day Chronic Ceriodaphnia dubiaminimumreport only (%)all year
Noel Statre 7Day Chronic Pimephalesminimumreport only (%)all year
Noel Statre 7Day Chronic Pimephalesminimumreport only (%)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/GA0050243 · MCP: https://passage-data.com/mcp