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Dawson, City of

Sewage treatment plant, major discharger, Dawson, Georgia. NPDES permit GA0021326 expired Jun 30, 2022; its limits still apply. Last 12 months: over a limit 52 times (last August 2026), 5 of 12 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: form 0 monthly (45 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
30 values over a limit, 0 required values missing, 8 of 12 reports late

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

All 52 values over a limit
Period endingParameterReportedLimitOver by
October 2025Nitrogen, ammonia total [as N], weekly average3.43 mg/L≤ 1.35 mg/L154%
October 2025Solids, total suspended, weekly average33 mg/L≤ 30 mg/L10%
November 2025Chlorine, total residual, daily maximum.3 mg/L≤ .01 mg/L2900%
November 2025Nitrogen, ammonia total [as N], monthly average1.18 mg/L≤ .9 mg/L31%
November 2025Nitrogen, ammonia total [as N], weekly average1.82 mg/L≤ 1.35 mg/L35%
November 2025Solids, total suspended, monthly average33.7 mg/L≤ 20 mg/L69%
November 2025Solids, total suspended, weekly average62 mg/L≤ 30 mg/L107%
February 2026Solids, suspended percent removal, minimum80 %≥ 85 %33%
April 2026BOD, 5-day, 20 deg. C, monthly average18.8 mg/L≤ 10 mg/L88%
April 2026BOD, 5-day, 20 deg. C, weekly average22.7 mg/L≤ 15 mg/L51%
April 2026BOD, 5-day, percent removal, minimum69 %≥ 85 %107%
April 2026Solids, suspended percent removal, minimum9 %≥ 85 %507%
April 2026Solids, total suspended, monthly average30.6 mg/L≤ 20 mg/L53%
April 2026Solids, total suspended, weekly average39 mg/L≤ 30 mg/L30%
May 2026BOD, 5-day, 20 deg. C, monthly average26.4 mg/L≤ 10 mg/L164%
May 2026BOD, 5-day, 20 deg. C, weekly average136.8 kg/d≤ 118 kg/d16%
May 2026BOD, 5-day, 20 deg. C, weekly average35 mg/L≤ 15 mg/L133%
May 2026BOD, 5-day, percent removal, minimum46 %≥ 85 %260%
May 2026Coliform, fecal general, monthly geometric mean319 #/100mL≤ 200 #/100mL60%
May 2026Coliform, fecal general, weekly geometric mean2400 #/100mL≤ 400 #/100mL500%
May 2026Solids, suspended percent removal, minimum-82 %≥ 85 %1113%
May 2026Solids, total suspended, monthly average52.9 mg/L≤ 20 mg/L165%
May 2026Solids, total suspended, weekly average265.8 kg/d≤ 237 kg/d12%
May 2026Solids, total suspended, weekly average68 mg/L≤ 30 mg/L127%
June 2026BOD, 5-day, 20 deg. C, monthly average20 mg/L≤ 10 mg/L100%
June 2026BOD, 5-day, 20 deg. C, weekly average118.3 kg/d≤ 118 kg/d0%
June 2026BOD, 5-day, 20 deg. C, weekly average35.6 mg/L≤ 15 mg/L137%
June 2026BOD, 5-day, percent removal, minimum61 %≥ 85 %160%
June 2026Coliform, fecal general, monthly geometric mean355 #/100mL≤ 200 #/100mL78%
June 2026Coliform, fecal general, weekly geometric mean2400 #/100mL≤ 400 #/100mL500%
June 2026Solids, suspended percent removal, minimum19 %≥ 85 %440%
June 2026Solids, total suspended, monthly average55.3 mg/L≤ 20 mg/L177%
June 2026Solids, total suspended, weekly average65.3 mg/L≤ 30 mg/L118%
July 2026BOD, 5-day, 20 deg. C, monthly average10.7 mg/L≤ 10 mg/L7%
July 2026BOD, 5-day, 20 deg. C, weekly average130.3 kg/d≤ 118 kg/d10%
July 2026BOD, 5-day, 20 deg. C, weekly average34.3 mg/L≤ 15 mg/L129%
July 2026Coliform, fecal general, monthly geometric mean1506 #/100mL≤ 200 #/100mL653%
July 2026Coliform, fecal general, weekly geometric mean2400 #/100mL≤ 400 #/100mL500%
July 2026Nitrogen, ammonia total [as N], monthly average2.238 mg/L≤ .9 mg/L149%
July 2026Nitrogen, ammonia total [as N], weekly average15.07 kg/d≤ 10.68 kg/d41%
July 2026Nitrogen, ammonia total [as N], weekly average3.967 mg/L≤ 1.35 mg/L194%
July 2026Solids, suspended percent removal, minimum68 %≥ 85 %113%
July 2026Solids, total suspended, monthly average28.9 mg/L≤ 20 mg/L45%
July 2026Solids, total suspended, weekly average319 kg/d≤ 237 kg/d35%
July 2026Solids, total suspended, weekly average84 mg/L≤ 30 mg/L180%
August 2026BOD, 5-day, 20 deg. C, weekly average16.2 mg/L≤ 15 mg/L8%
August 2026Nitrogen, ammonia total [as N], monthly average2 mg/L≤ .9 mg/L122%
August 2026Nitrogen, ammonia total [as N], weekly average17.1 kg/d≤ 10.68 kg/d60%
August 2026Nitrogen, ammonia total [as N], weekly average4.7 mg/L≤ 1.35 mg/L248%
August 2026Solids, suspended percent removal, minimum77 %≥ 85 %53%
August 2026Solids, total suspended, monthly average21 mg/L≤ 20 mg/L5%
August 2026Solids, total suspended, weekly average41.7 mg/L≤ 30 mg/L39%

Limits in force (45)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]minimum≥ 6 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 10 mg/Lall year
BOD, 5-day, 20 deg. Cweekly average≤ 15 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 95 kg/dall year
BOD, 5-day, 20 deg. Cweekly average≤ 118 kg/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 (kg/d)all year
BOD, 5-day, 20 deg. Cweekly averagereport only (kg/d)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≤ 190 kg/dall year
Solids, total suspendedweekly average≤ 237 kg/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 (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]weekly averagereport only (mg/L)all year
Nitrogen, ammonia total [as N]monthly average≤ .9 mg/Lall year
Nitrogen, ammonia total [as N]weekly average≤ 1.35 mg/Lall year
Nitrogen, ammonia total [as N]monthly average≤ 8.53 kg/dall year
Nitrogen, ammonia total [as N]weekly average≤ 10.68 kg/dall year
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (mg/L)all year
Nitrogen, Kjeldahl, total [as N]weekly averagereport only (mg/L)all year
Nitrite + Nitrate total [as N]monthly averagereport only (mg/L)all year
Nitrite + Nitrate total [as N]weekly averagereport only (mg/L)all year
Phosphorus, total [as P]monthly averagereport only (mg/L)all year
Phosphorus, total [as P]weekly averagereport only (mg/L)all year
Phosphorus, total [as P]monthly averagereport only (kg/d)all year
Phosphorus, total [as P]weekly averagereport only (kg/d)all year
Phosphate, ortho [as P]monthly 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≤ 2.5 MGDall year
Flow, in conduit or thru treatment plantweekly average≤ 3.13 MGDall year
Chlorine, total residualdaily maximum≤ .01 mg/Lall year
Coliform, fecal generalmonthly geometric mean≤ 200 #/100mLall year
Coliform, fecal generalweekly geometric mean≤ 400 #/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
NOEL Static Renewal 7Day Chronic Ceriodaphnia dubiaminimumreport 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/GA0021326 · MCP: https://passage-data.com/mcp