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City of Lenox

Sewage treatment plant, Lenox, Georgia. NPDES permit GA0031950, in force until Sep 30, 2028. Last 12 months: over a limit 30 times (last September 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 46 days after each period: form 1 monthly (42 values)
Renewal application due
Apr 3, 2028 · 180 days before expiry; your permit may set another date
Last report on file
September 2026
Oct 2024 – Sep 2025
27 values over a limit, 0 required values missing, 0 of 12 reports late

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

All 30 values over a limit
Period endingParameterReportedLimitOver by
March 2026BOD, 5-day, 20 deg. C, monthly average54.1 mg/L≤ 30 mg/L80%
March 2026BOD, 5-day, 20 deg. C, weekly average77.9 mg/L≤ 45 mg/L73%
March 2026BOD, 5-day, percent removal, minimum73.3 %≥ 85 %78%
May 2026BOD, 5-day, percent removal, minimum68.4 %≥ 85 %111%
June 2026BOD, 5-day, percent removal, minimum81.3 %≥ 85 %25%
June 2026Flow, in conduit or thru treatment plant, monthly average.213 MGD≤ .17 MGD25%
June 2026Flow, in conduit or thru treatment plant, weekly average.29 MGD≤ .21 MGD38%
July 2026BOD, 5-day, 20 deg. C, monthly average38.9 mg/L≤ 30 mg/L30%
July 2026BOD, 5-day, 20 deg. C, weekly average48 mg/L≤ 45 mg/L7%
July 2026BOD, 5-day, 20 deg. C, weekly average71.2 kg/d≤ 53.2 kg/d34%
July 2026BOD, 5-day, percent removal, minimum60.6 %≥ 85 %163%
July 2026E. coli, monthly geometric mean1867.6 #/100mL≤ 126 #/100mL1382%
July 2026E. coli, weekly geometric mean2265.6 #/100mL≤ 410 #/100mL453%
July 2026Flow, in conduit or thru treatment plant, weekly average.312 MGD≤ .21 MGD49%
August 2026BOD, 5-day, 20 deg. C, weekly average49.5 mg/L≤ 45 mg/L10%
August 2026BOD, 5-day, 20 deg. C, weekly average55.9 kg/d≤ 53.2 kg/d5%
August 2026BOD, 5-day, percent removal, minimum70.1 %≥ 85 %99%
August 2026Nitrogen, ammonia total [as N], monthly average19 mg/L≤ 10 mg/L90%
August 2026Nitrogen, ammonia total [as N], monthly average28.2 lb/d≤ 14.2 lb/d99%
August 2026Nitrogen, ammonia total [as N], weekly average19.7 mg/L≤ 15 mg/L31%
August 2026Nitrogen, ammonia total [as N], weekly average29.2 lb/d≤ 17.7 lb/d65%
August 2026Nitrogen, total [as N], monthly average21.9 mg/L≤ 20 mg/L10%
August 2026Nitrogen, total [as N], monthly average32.4 lb/d≤ 28.4 lb/d14%
August 2026Nitrogen, total [as N], weekly average30.8 mg/L≤ 30 mg/L3%
August 2026Oxygen, dissolved [DO], minimum3.2 mg/L≥ 5 mg/L36%
September 2026BOD, 5-day, percent removal, minimum76.4 %≥ 85 %57%
September 2026Nitrogen, ammonia total [as N], monthly average18.7 mg/L≤ 10 mg/L87%
September 2026Nitrogen, ammonia total [as N], weekly average18.9 mg/L≤ 15 mg/L26%
September 2026Nitrogen, total [as N], monthly average23.1 mg/L≤ 20 mg/L16%
September 2026Oxygen, dissolved [DO], minimum4.1 mg/L≥ 5 mg/L18%

Limits in force (42)

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≤ 42.5 kg/dall year
BOD, 5-day, 20 deg. Cweekly average≤ 53.2 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≤ 90 mg/Lall year
Solids, total suspendedweekly average≤ 120 mg/Lall year
Solids, total suspendedmonthly average≤ 127.6 kg/dall year
Solids, total suspendedweekly average≤ 159.5 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, total [as N]monthly average≤ 20 mg/Lall year
Nitrogen, total [as N]weekly average≤ 30 mg/Lall year
Nitrogen, total [as N]monthly average≤ 28.4 lb/dall year
Nitrogen, total [as N]weekly average≤ 35.4 lb/dall 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≤ 14.2 lb/dall year
Nitrogen, ammonia total [as N]weekly average≤ 17.7 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≤ 5 mg/Lall year
Phosphorus, total [as P]weekly average≤ 7.5 mg/Lall year
Phosphorus, total [as P]monthly average≤ 7.1 kg/dall year
Phosphorus, total [as P]weekly average≤ 8.9 kg/dall year
Phosphate, ortho [as P]monthly averagereport only (mg/L)all year
Flow, in conduit or thru treatment plantmonthly average≤ .17 MGDall year
Flow, in conduit or thru treatment plantweekly average≤ .21 MGDall year
Chlorine, total residualdaily maximum≤ .011 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

How strict are these limits?

Cited limits by parameter: Georgia's rules and the federal ones.

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Your permit document is the final word. As JSON: /api/v1/permits/GA0031950 · MCP: https://passage-data.com/mcp