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Cherokee County Water & Sewerage Authority

Sewage treatment plant, Ball Ground, Georgia. NPDES permit GA0050242, in force until Feb 28, 2027. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: form B1 monthly (41 values)
Renewal application due
Sep 1, 2026 · 180 days before expiry; your permit may set another date
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 3 of 12 reports late

Limits in force (41)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]minimum≥ 6 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 5 mg/Lall year
BOD, 5-day, 20 deg. Cweekly average≤ 7.5 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 41.7 lb/dall year
BOD, 5-day, 20 deg. Cweekly average≤ 52.1 lb/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 (lb/d)all year
BOD, 5-day, 20 deg. Cweekly averagereport only (lb/d)all year
pHdaily minimum≥ 6 SUall year
pHdaily maximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 5 mg/Lall year
Solids, total suspendedweekly average≤ 7.5 mg/Lall year
Solids, total suspendedmonthly average≤ 41.7 lb/dall year
Solids, total suspendedweekly average≤ 52.1 lb/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 (lb/d)all year
Solids, total suspendedweekly averagereport only (lb/d)all year
Nitrogen, organic total [as N]monthly averagereport only (mg/L)all year
Nitrogen, ammonia total [as N]monthly average≤ 2 mg/Lall year
Nitrogen, ammonia total [as N]weekly average≤ 3 mg/Lall year
Nitrogen, ammonia total [as N]monthly average≤ 16.7 lb/dall year
Nitrogen, ammonia total [as N]weekly average≤ 20.9 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≤ .16 mg/Lall year
Phosphorus, total [as P]weekly average≤ .24 mg/Lall year
Phosphorus, total [as P]monthly average≤ 1.3 lb/dall year
Phosphorus, total [as P]weekly average≤ 1.7 lb/dall year
Phosphate, ortho [as P]monthly averagereport only (mg/L)all year
Flow, in conduit or thru treatment plantmonthly average≤ 1 MGDall year
Flow, in conduit or thru treatment plantweekly average≤ 1.25 MGDall year
Chlorine, total residualdaily maximum≤ .5 mg/Lall year
Coliform, fecal generalmonthly geometric mean≤ 23 #/100mLall year
Coliform, fecal generalweekly geometric mean≤ 46 #/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 (% mortality)all year
Noel Statre 7Day Chronic Pimephalesminimumreport only (% mortality)all year

How strict are these limits?

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

Check this month's numbers Email me before each report is due

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/GA0050242 · MCP: https://passage-data.com/mcp