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City of Baldwin

Sewage treatment plant, Cornelia, Georgia. NPDES permit GA0033243, in force until Jan 31, 2031. Last 12 months: over a limit 14 times (last May 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: form 1 monthly (36 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
19 values over a limit, 0 required values missing, 1 of 12 reports late

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

All 14 values over a limit
Period endingParameterReportedLimitOver by
October 2025Nitrogen, ammonia total [as N], monthly average2.68 mg/L≤ 2.2 mg/L22%
October 2025Nitrogen, ammonia total [as N], weekly average11.07 kg/d≤ 8.3 kg/d33%
October 2025Nitrogen, ammonia total [as N], weekly average7.26 mg/L≤ 3.3 mg/L120%
January 2026Nitrogen, ammonia total [as N], weekly average9.46 mg/L≤ 6.2 mg/L53%
February 2026Nitrogen, ammonia total [as N], monthly average14.94 mg/L≤ 4.1 mg/L264%
February 2026Nitrogen, ammonia total [as N], monthly average51.59 lb/d≤ 27.4 lb/d88%
February 2026Nitrogen, ammonia total [as N], weekly average25.45 mg/L≤ 6.2 mg/L310%
February 2026Nitrogen, ammonia total [as N], weekly average82.21 lb/d≤ 34.2 lb/d140%
March 2026Nitrogen, ammonia total [as N], monthly average15.44 mg/L≤ 4.1 mg/L277%
March 2026Nitrogen, ammonia total [as N], monthly average44.33 lb/d≤ 27.4 lb/d62%
March 2026Nitrogen, ammonia total [as N], weekly average25.8 mg/L≤ 6.2 mg/L316%
March 2026Nitrogen, ammonia total [as N], weekly average75.22 lb/d≤ 34.2 lb/d120%
May 2026Nitrogen, ammonia total [as N], weekly average7.63 mg/L≤ 3.3 mg/L131%
May 2026Phosphorus, total [as P], weekly average1.27 mg/L≤ .75 mg/L69%

Limits in force (44)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]minimum≥ 5 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 20 mg/LMay–Oct
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/LJan, Feb, Mar, Apr, Nov, Dec
BOD, 5-day, 20 deg. Cweekly average≤ 30 mg/LMay–Oct
BOD, 5-day, 20 deg. Cweekly average≤ 45 mg/LJan, Feb, Mar, Apr, Nov, Dec
BOD, 5-day, 20 deg. Cmonthly average≤ 133 lb/dMay–Oct
BOD, 5-day, 20 deg. Cmonthly average≤ 200 lb/dJan, Feb, Mar, Apr, Nov, Dec
BOD, 5-day, 20 deg. Cweekly average≤ 167 lb/dMay–Oct
BOD, 5-day, 20 deg. Cweekly average≤ 250 lb/dJan, Feb, Mar, Apr, Nov, Dec
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year
BOD, 5-day, 20 deg. Cweekly averagereport only (mg/L)all year
pHminimum≥ 6 SUall year
pHmaximum≤ 8.5 SUall year
Solids, total suspendedmonthly average≤ 20 mg/Lall year
Solids, total suspendedweekly average≤ 30 mg/Lall year
Solids, total suspendedmonthly average≤ 133 lb/dall year
Solids, total suspendedweekly average≤ 167 lb/dall year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Solids, total suspendedweekly averagereport only (mg/L)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≤ 2.2 mg/LMay–Oct
Nitrogen, ammonia total [as N]monthly average≤ 4.1 mg/LJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]weekly average≤ 3.3 mg/LMay–Oct
Nitrogen, ammonia total [as N]weekly average≤ 6.2 mg/LJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ 14.7 lb/dMay–Oct
Nitrogen, ammonia total [as N]monthly average≤ 27.4 lb/dJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]weekly average≤ 18.3 lb/dMay–Oct
Nitrogen, ammonia total [as N]weekly average≤ 34.2 lb/dJan, Feb, Mar, Apr, Nov, Dec
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≤ .5 mg/Lall year
Phosphorus, total [as P]weekly average≤ .75 mg/Lall year
Phosphorus, total [as P]monthly average≤ 3.3 lb/dall year
Phosphorus, total [as P]weekly average≤ 4.2 lb/dall year
Phosphate, ortho [as P]monthly averagereport only (mg/L)all year
Flow, in conduit or thru treatment plantmonthly average≤ .8 MGDall year
Flow, in conduit or thru treatment plantweekly average≤ 1 MGDall year
Chlorine, total residualmaximum≤ .02 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

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