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Hall County Department of Public Works and Utilities

Sewage treatment plant, Flowery Branch, Georgia. NPDES permit GA0050214, in force until Aug 31, 2030. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 46 days after each period: outfall 001 form B1 monthly (43 values), outfall 002 form B1 monthly (9 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 24 reports late

Limits in force (52)

ParameterStatisticLimitMonthsOutfall
Oxygen, dissolved [DO]minimum≥ 6 mg/Lall year001
BOD, 5-day, 20 deg. Cmonthly average≤ 5 mg/Lall year001
BOD, 5-day, 20 deg. Cweekly average≤ 7.5 mg/Lall year001
BOD, 5-day, 20 deg. Cmonthly average≤ 31.3 lb/dall year001
BOD, 5-day, 20 deg. Cweekly average≤ 39.1 lb/dall year001
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year001
BOD, 5-day, 20 deg. Cweekly averagereport only (mg/L)all year001
BOD, 5-day, 20 deg. Cmonthly averagereport only (lb/d)all year001
BOD, 5-day, 20 deg. Cweekly averagereport only (lb/d)all year001
pHminimum≥ 6 SUall year001
pHmaximum≤ 8.5 SUall year001
Solids, total suspendedmonthly average≤ 5 mg/Lall year001
Solids, total suspendedweekly average≤ 7.5 mg/Lall year001
Solids, total suspendedmonthly average≤ 31.3 lb/dall year001
Solids, total suspendedweekly average≤ 39.1 lb/dall year001
Solids, total suspendedmonthly averagereport only (mg/L)all year001
Solids, total suspendedweekly averagereport only (mg/L)all year001
Solids, total suspendedmonthly averagereport only (lb/d)all year001
Solids, total suspendedweekly averagereport only (lb/d)all year001
Nitrogen, total [as N]monthly averagereport only (mg/L)all year001
Nitrogen, organic total [as N]monthly averagereport only (mg/L)all year001
Nitrogen, ammonia total [as N]monthly average≤ 1.3 mg/Lall year001
Nitrogen, ammonia total [as N]weekly average≤ 2 mg/Lall year001
Nitrogen, ammonia total [as N]monthly average≤ 8.1 lb/dall year001
Nitrogen, ammonia total [as N]weekly average≤ 10.2 lb/dall year001
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (mg/L)all year001
Nitrite + Nitrate total [as N]monthly averagereport only (mg/L)all year001
Phosphorus, total [as P]monthly average≤ .67 mg/Lall year001
Phosphorus, total [as P]weekly average≤ 1 mg/Lall year001
Phosphorus, total [as P]monthly average≤ 4.2 lb/dall year001
Phosphorus, total [as P]weekly average≤ 5.2 lb/dall year001
Zinc, total recoverablemonthly average≤ .33 ug/Lall year001
Zinc, total recoverableweekly average≤ .33 ug/Lall year001
Zinc, total recoverablemonthly average≤ 55 lb/dall year001
Zinc, total recoverableweekly average≤ 55 lb/dall year001
Phosphate, ortho [as P]monthly averagereport only (mg/L)all year001
Flow, in conduit or thru treatment plantmonthly average≤ .75 MGDall year001
Flow, in conduit or thru treatment plantweekly average≤ .94 MGDall year001
E. colimonthly geometric mean≤ 20 #/100mLall year001
E. coliweekly geometric mean≤ 40 #/100mLall year001
Solids, sludge, total, dry weightmonthly totalreport only (dry ton)all year001
BOD, 5-day, percent removalminimum≥ 85 %all year001
Solids, suspended percent removalminimum≥ 85 %all year001
Turbiditymaximum≤ 3 NTUall year002
BOD, 5-day, 20 deg. Cmonthly average≤ 5 mg/Lall year002
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year002
pHminimum≥ 6 SUall year002
pHmaximum≤ 9 SUall year002
Solids, total suspendedmonthly average≤ 5 mg/Lall year002
Solids, total suspendedmonthly averagereport only (mg/L)all year002
Flow, in conduit or thru treatment plantmonthly average≤ .75 MGDall year002
E. colimaximum≤ 75 #/100mLall year002

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/GA0050214 · MCP: https://passage-data.com/mcp