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City of Bowdon

Sewage treatment plant, Bowdon, Georgia. NPDES permit GA0023493 expired Dec 31, 2025; its limits still apply. Last 12 months: over a limit 57 times (last September 2026), 16 required values missing. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 46 days after each period: form 1 monthly (36 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 12 reports late

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

All 57 values over a limit
Period endingParameterReportedLimitOver by
April 2026Chlorine, total residual, maximum.17 mg/L≤ .01 mg/L1600%
May 2026BOD, 5-day, 20 deg. C, monthly average35.6 mg/L≤ 20 mg/L78%
May 2026BOD, 5-day, 20 deg. C, weekly average42.9 kg/d≤ 37.9 kg/d13%
May 2026BOD, 5-day, 20 deg. C, weekly average57.3 mg/L≤ 30 mg/L91%
May 2026Chlorine, total residual, maximum2.04 mg/L≤ .01 mg/L20300%
May 2026Nitrogen, ammonia total [as N], monthly average1.68 mg/L≤ 1.1 mg/L53%
May 2026Nitrogen, ammonia total [as N], weekly average3.1 kg/d≤ 2.1 kg/d48%
May 2026Nitrogen, ammonia total [as N], weekly average4.13 mg/L≤ 1.7 mg/L143%
May 2026Solids, suspended percent removal, minimum77.4 %≥ 85 %51%
May 2026Solids, total suspended, monthly average57.7 mg/L≤ 30 mg/L92%
May 2026Solids, total suspended, weekly average73.4 kg/d≤ 56.9 kg/d29%
May 2026Solids, total suspended, weekly average98 mg/L≤ 45 mg/L118%
June 2026BOD, 5-day, 20 deg. C, weekly average32 mg/L≤ 30 mg/L7%
June 2026Solids, suspended percent removal, minimum79.4 %≥ 85 %37%
June 2026Solids, total suspended, monthly average32.3 mg/L≤ 30 mg/L8%
June 2026Solids, total suspended, weekly average53.8 mg/L≤ 45 mg/L20%
July 2026BOD, 5-day, 20 deg. C, monthly average21.8 mg/L≤ 20 mg/L9%
July 2026BOD, 5-day, 20 deg. C, weekly average38.4 mg/L≤ 30 mg/L28%
July 2026Nitrogen, ammonia total [as N], monthly average2 kg/d≤ 1.7 kg/d18%
July 2026Nitrogen, ammonia total [as N], monthly average2.53 mg/L≤ 1.1 mg/L130%
July 2026Nitrogen, ammonia total [as N], weekly average2.8 kg/d≤ 2.1 kg/d33%
July 2026Nitrogen, ammonia total [as N], weekly average3.55 mg/L≤ 1.7 mg/L109%
July 2026Solids, total suspended, monthly average48 mg/L≤ 30 mg/L60%
July 2026Solids, total suspended, weekly average71.9 kg/d≤ 56.9 kg/d26%
July 2026Solids, total suspended, weekly average91 mg/L≤ 45 mg/L102%
August 2026BOD, 5-day, 20 deg. C, monthly average31.4 kg/d≤ 30.3 kg/d4%
August 2026BOD, 5-day, 20 deg. C, monthly average36.4 mg/L≤ 20 mg/L82%
August 2026BOD, 5-day, 20 deg. C, weekly average55.8 kg/d≤ 37.9 kg/d47%
August 2026BOD, 5-day, 20 deg. C, weekly average64.8 mg/L≤ 30 mg/L116%
August 2026BOD, 5-day, percent removal, minimum78.6 %≥ 85 %43%
August 2026Coliform, fecal general, monthly geometric mean880 #/100mL≤ 200 #/100mL340%
August 2026Coliform, fecal general, weekly geometric mean6000 #/100mL≤ 400 #/100mL1400%
August 2026Nitrogen, ammonia total [as N], monthly average5.9 kg/d≤ 1.7 kg/d247%
August 2026Nitrogen, ammonia total [as N], monthly average6.86 mg/L≤ 1.1 mg/L524%
August 2026Nitrogen, ammonia total [as N], weekly average11.4 mg/L≤ 1.7 mg/L571%
August 2026Nitrogen, ammonia total [as N], weekly average9.8 kg/d≤ 2.1 kg/d367%
August 2026Solids, suspended percent removal, minimum68.3 %≥ 85 %111%
August 2026Solids, total suspended, monthly average61.6 kg/d≤ 45.5 kg/d35%
August 2026Solids, total suspended, monthly average71.4 mg/L≤ 30 mg/L138%
August 2026Solids, total suspended, weekly average101.1 kg/d≤ 56.9 kg/d78%
August 2026Solids, total suspended, weekly average117.3 mg/L≤ 45 mg/L161%
September 2026BOD, 5-day, 20 deg. C, monthly average33.6 kg/d≤ 30.3 kg/d11%
September 2026BOD, 5-day, 20 deg. C, monthly average37.5 mg/L≤ 20 mg/L88%
September 2026BOD, 5-day, 20 deg. C, weekly average43.4 kg/d≤ 37.9 kg/d15%
September 2026BOD, 5-day, 20 deg. C, weekly average48.4 mg/L≤ 30 mg/L61%
September 2026BOD, 5-day, percent removal, minimum83.3 %≥ 85 %11%
September 2026Coliform, fecal general, monthly geometric mean557 #/100mL≤ 200 #/100mL179%
September 2026Coliform, fecal general, weekly geometric mean> 6000 #/100mL≤ 400 #/100mL—
September 2026Nitrogen, ammonia total [as N], monthly average3.8 kg/d≤ 1.7 kg/d124%
September 2026Nitrogen, ammonia total [as N], monthly average4.28 mg/L≤ 1.1 mg/L289%
September 2026Nitrogen, ammonia total [as N], weekly average5.9 kg/d≤ 2.1 kg/d181%
September 2026Nitrogen, ammonia total [as N], weekly average6.54 mg/L≤ 1.7 mg/L285%
September 2026Solids, suspended percent removal, minimum76 %≥ 85 %60%
September 2026Solids, total suspended, monthly average52.7 kg/d≤ 45.5 kg/d16%
September 2026Solids, total suspended, monthly average58.8 mg/L≤ 30 mg/L96%
September 2026Solids, total suspended, weekly average100.5 mg/L≤ 45 mg/L123%
September 2026Solids, total suspended, weekly average90.1 kg/d≤ 56.9 kg/d58%

Limits in force (36)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]minimum≥ 5 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 20 mg/Lall year
BOD, 5-day, 20 deg. Cweekly average≤ 30 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 30.3 kg/dall year
BOD, 5-day, 20 deg. Cweekly average≤ 37.9 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≤ 30 mg/Lall year
Solids, total suspendedweekly average≤ 45 mg/Lall year
Solids, total suspendedmonthly average≤ 45.5 kg/dall year
Solids, total suspendedweekly average≤ 56.9 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, ammonia total [as N]monthly average≤ 1.1 mg/Lall year
Nitrogen, ammonia total [as N]weekly average≤ 1.7 mg/Lall year
Nitrogen, ammonia total [as N]monthly average≤ 1.7 kg/dall year
Nitrogen, ammonia total [as N]weekly average≤ 2.1 kg/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 averagereport only (mg/L)all 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≤ .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

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/GA0023493 · MCP: https://passage-data.com/mcp