Forsyth County — NPDES permit GA0050238: limits, due date and EPA's record

Sewage treatment plant, major discharger, Suwanee, Georgia. NPDES permit GA0050238 expired Oct 31, 2025; its limits still apply. Last 12 months: no values over a limit, 2 of 24 reports late. Source: EPA ECHO, Oct 22, 2026.

Limits in force (53)

Parameter	Statistic	Limit	Months	Outfall
Turbidity	daily maximum	≤ 3 NTU	all year	001
Oxygen, dissolved [DO]	daily minimum	≥ 6 mg/L	all year	001
pH	daily minimum	≥ 6 SU	all year	001
pH	daily maximum	≤ 8.5 SU	all year	001
Solids, total suspended	monthly average	≤ 5 mg/L	all year	001
Solids, total suspended	weekly average	≤ 7.5 mg/L	all year	001
Solids, total suspended	monthly average	≤ 48.3 kg/d	all year	001
Solids, total suspended	weekly average	≤ 60.4 kg/d	all year	001
Solids, total suspended	monthly average	report only (mg/L)	all year	001
Solids, total suspended	weekly average	report only (mg/L)	all year	001
Solids, total suspended	monthly average	report only (kg/d)	all year	001
Solids, total suspended	weekly average	report only (kg/d)	all year	001
Nitrogen, organic total [as N]	monthly average	report only (mg/L)	all year	001
Nitrogen, ammonia total [as N]	monthly average	≤ .5 mg/L	all year	001
Nitrogen, ammonia total [as N]	weekly average	≤ .75 mg/L	all year	001
Nitrogen, ammonia total [as N]	monthly average	≤ 4.8 kg/d	all year	001
Nitrogen, ammonia total [as N]	weekly average	≤ 6 kg/d	all year	001
Nitrogen, Kjeldahl, total [as N]	monthly average	report only (mg/L)	all year	001
Nitrite + Nitrate total [as N]	monthly average	report only (mg/L)	all year	001
Phosphorus, total [as P]	monthly average	≤ .13 mg/L	all year	001
Phosphorus, total [as P]	weekly average	≤ .2 mg/L	all year	001
Phosphorus, total [as P]	monthly average	≤ 1.3 kg/d	all year	001
Phosphorus, total [as P]	weekly average	≤ 1.6 kg/d	all year	001
Phosphate, ortho [as P]	monthly average	report only (mg/L)	all year	001
Flow, in conduit or thru treatment plant	monthly average	≤ 2.55 MGD	all year	001
Flow, in conduit or thru treatment plant	weekly average	≤ 3.19 MGD	all year	001
Chlorine, total residual	daily maximum	≤ .02 mg/L	all year	001
Coliform, fecal general	monthly geometric mean	≤ 23 #/100mL	all year	001
Coliform, fecal general	weekly geometric mean	≤ 46 #/100mL	all year	001
Solids, sludge, total, dry weight	monthly total	report only (dry ton)	all year	001
BOD, carbonaceous [5 day, 20 C]	monthly average	≤ 2.9 mg/L	all year	001
BOD, carbonaceous [5 day, 20 C]	weekly average	≤ 4.4 mg/L	all year	001
BOD, carbonaceous [5 day, 20 C]	monthly average	≤ 28 kg/d	all year	001
BOD, carbonaceous [5 day, 20 C]	weekly average	≤ 35 kg/d	all year	001
BOD, carbonaceous [5 day, 20 C]	monthly average	report only (mg/L)	all year	001
BOD, carbonaceous [5 day, 20 C]	weekly average	report only (mg/L)	all year	001
BOD, carbonaceous [5 day, 20 C]	monthly average	report only (kg/d)	all year	001
BOD, carbonaceous [5 day, 20 C]	weekly average	report only (kg/d)	all year	001
BOD, carbonaceous, percent removal	minimum	≥ 85 %	all year	001
Solids, suspended percent removal	minimum	≥ 85 %	all year	001
NOEL Static Renewal 7Day Chronic Ceriodaphnia dubia	minimum	report only (%)	all year	001
Noel Statre 7Day Chronic Pimephales	minimum	report only (%)	all year	001
Turbidity	daily maximum	≤ 3 NTU	all year	002
BOD, 5-day, 20 deg. C	monthly average	≤ 5 mg/L	all year	002
BOD, 5-day, 20 deg. C	monthly average	report only (mg/L)	all year	002
pH	daily minimum	≥ 6 SU	all year	002
pH	daily maximum	≤ 9 SU	all year	002
Solids, total suspended	monthly average	≤ 5 mg/L	all year	002
Solids, total suspended	monthly average	report only (mg/L)	all year	002
Flow, in conduit or thru treatment plant	monthly average	≤ 2.55 MGD	all year	002
Flow, in conduit or thru treatment plant	weekly average	≤ 3.19 MGD	all year	002
Coliform, fecal general	monthly geometric mean	≤ 26 #/100mL	all year	002
Coliform, fecal general	maximum	≤ 100 #/100mL	all year	002

How strict are these limits?

Your permit document is the final word. As JSON: /api/v1/permits/GA0050238 · MCP: https://passage-data.com/mcp