City of Savannah

NPDES permit GA0020443 · Major POTW · effective, expires 2031-08-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file
Watch this permit — $79 a month. Every Monday, from EPA's newest files: the next report due and when, whether EPA's file holds your last one, any change to this permit's limits or status, and the renewal date.

EPA's record, 2025-09-01 to 2026-08-31

0values over a limit
0required values missing, on 0 form(s)
0of 11 forms filed late

Last period with anything received: 2026-07-31.

Reporting

Reports are due about 15 days after each monitoring period ends (the most common figure among GA permits in EPA's filings — check your permit).

Limits in force (60)

OutfallParameterStatisticLimitMonths
001Oxygen demand, ultimateMO AVG report only Mar, Apr, May, Jun, Jul, Aug, Sep, Oct
001Oxygen, dissolved [DO]MINIMUM >= 2 mg/L all year
001pHMINIMUM >= 6 SU all year
001pHMAXIMUM <= 9 SU all year
001Solids, total suspendedMO AVG <= 30 mg/L all year
001Solids, total suspendedWKLY AVG <= 45 mg/L all year
001Solids, total suspendedMO AVG <= 1126 lb/d all year
001Solids, total suspendedWKLY AVG <= 1407 lb/d all year
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedWKLY AVG report only all year
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedWKLY AVG report only all year
001Nitrogen, total [as N]MO AVG report only all year
001Nitrogen, organic total [as N]MO AVG report only all year
001Nitrogen, ammonia total [as N]MO AVG <= 17.4 mg/L Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 13.6 mg/L Mar, Apr, May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]MO AVG <= 17.4 mg/L Jan, Feb
001Nitrogen, ammonia total [as N]WKLY AVG <= 26.1 mg/L Nov, Dec
001Nitrogen, ammonia total [as N]WKLY AVG <= 20.4 mg/L Mar, Apr, May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]WKLY AVG <= 26.1 mg/L Jan, Feb
001Nitrogen, ammonia total [as N]MO AVG <= 653 lb/d Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 510 lb/d Mar, Apr, May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]MO AVG <= 653 lb/d Jan, Feb
001Nitrogen, ammonia total [as N]WKLY AVG <= 816 lb/d Nov, Dec
001Nitrogen, ammonia total [as N]WKLY AVG <= 637 lb/d Mar, Apr, May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]WKLY AVG <= 816 lb/d Jan, Feb
001Nitrogen, Kjeldahl, total [as N]MO AVG report only all year
001Nitrite + Nitrate total [as N]MO AVG report only all year
001Phosphorus, total [as P]MO AVG report only all year
001Phosphate, ortho [as P]MO AVG report only all year
001Flow, in conduit or thru treatment plantMO AVG <= 4.5 MGD all year
001Flow, in conduit or thru treatment plantWKLY AVG <= 5.6 MGD all year
001Chlorine, total residualMAXIMUM <= .75 mg/L all year
001EnterococciMOAV GEO <= 35 #/100mL all year
001EnterococciWE <= 130 #/100mL all year
001Coliform, fecal generalMOAV GEO <= 200 #/100mL all year
001Coliform, fecal generalWE <= 400 #/100mL all year
001Solids, sludge, total, dry weightMO TOTAL report only all year
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L Nov, Dec
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 20 mg/L Mar, Apr, May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L Jan, Feb
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 40 mg/L Nov, Dec
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 30 mg/L Mar, Apr, May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 40 mg/L Jan, Feb
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 938 lb/d Nov, Dec
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 751 lb/d Mar, Apr, May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 938 lb/d Jan, Feb
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 1173 lb/d Nov, Dec
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 938 lb/d Mar, Apr, May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 1173 lb/d Jan, Feb
001BOD, carbonaceous [5 day, 20 C]MO AVG report only all year
001BOD, carbonaceous [5 day, 20 C]WKLY AVG report only all year
001BOD, carbonaceous [5 day, 20 C]MO AVG report only all year
001BOD, carbonaceous [5 day, 20 C]WKLY AVG report only all year
001BOD, carbonaceous, percent removalMINIMUM >= 85 % all year
001Solids, suspended percent removalMINIMUM >= 85 % all year
001LC50 Static Renewal 96Hr Acute Ceriodaphnia dubiaMINIMUM report only all year
001LC50 Static Renewal 96Hr Acute Americamysis bahia (formerly Mysidopsis bahia)MINIMUM report only all year
001LC50 Static Renewal 96Hr Acute MenidiaMINIMUM report only all year
001LC50 Static Renewal 96Hr Acute Pimephales promelasMINIMUM report only all year

Built from EPA's ECHO bulk files. EPA's file, not the permit document, is the source: read your permit. Check a report before you file it · All states