DeKalb County

NPDES permit GA0024147 · Major POTW · effective, expires 2029-03-31 · 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)
16of 22 forms filed late

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

Reporting

Reports are due about 15 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (69)

OutfallParameterStatisticLimitMonths
001Oxygen, dissolved [DO]MINIMUM >= 6 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= 20 mg/L Jan, Feb, Mar
001BOD, 5-day, 20 deg. CMO AVG <= 15 mg/L Oct, Nov, Dec
001BOD, 5-day, 20 deg. CMO AVG <= 10 mg/L Jul, Aug, Sep
001BOD, 5-day, 20 deg. CMO AVG <= 15 mg/L Apr, May, Jun
001BOD, 5-day, 20 deg. CWKLY AVG <= 30 mg/L Jan, Feb, Mar
001BOD, 5-day, 20 deg. CWKLY AVG <= 22.5 mg/L Oct, Nov, Dec
001BOD, 5-day, 20 deg. CWKLY AVG <= 15 mg/L Jul, Aug, Sep
001BOD, 5-day, 20 deg. CWKLY AVG <= 22.5 mg/L Apr, May, Jun
001BOD, 5-day, 20 deg. CMO AVG <= 6005 lb/d Jan, Feb, Mar
001BOD, 5-day, 20 deg. CMO AVG <= 4504 lb/d Oct, Nov, Dec
001BOD, 5-day, 20 deg. CMO AVG <= 3002 lb/d Jul, Aug, Sep
001BOD, 5-day, 20 deg. CMO AVG <= 4504 lb/d Apr, May, Jun
001BOD, 5-day, 20 deg. CWKLY AVG <= 7506 lb/d Jan, Feb, Mar
001BOD, 5-day, 20 deg. CWKLY AVG <= 5630 lb/d Oct, Nov, Dec
001BOD, 5-day, 20 deg. CWKLY AVG <= 3753 lb/d Jul, Aug, Sep
001BOD, 5-day, 20 deg. CWKLY AVG <= 5630 lb/d Apr, May, Jun
001BOD, 5-day, 20 deg. CMO AVG report only all year
001BOD, 5-day, 20 deg. CWKLY AVG report only all year
001BOD, 5-day, 20 deg. CMO AVG report only all year
001BOD, 5-day, 20 deg. CWKLY AVG report only all year
001pHMINIMUM >= 6 SU all year
001pHMAXIMUM <= 8.5 SU all year
001Solids, total suspendedMO AVG <= 20 mg/L all year
001Solids, total suspendedWKLY AVG <= 30 mg/L all year
001Solids, total suspendedMO AVG <= 6005 lb/d all year
001Solids, total suspendedWKLY AVG <= 7506 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 <= 1.1 mg/L Oct, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= .8 mg/L Jul, Aug, Sep
001Nitrogen, ammonia total [as N]MO AVG <= 1.2 mg/L Apr, May, Jun
001Nitrogen, ammonia total [as N]MO AVG <= 3.5 mg/L Jan, Feb, Mar
001Nitrogen, ammonia total [as N]WKLY AVG <= 1.7 mg/L Oct, Nov, Dec
001Nitrogen, ammonia total [as N]WKLY AVG <= 1.2 mg/L Jul, Aug, Sep
001Nitrogen, ammonia total [as N]WKLY AVG <= 1.8 mg/L Apr, May, Jun
001Nitrogen, ammonia total [as N]WKLY AVG <= 5.3 mg/L Jan, Feb, Mar
001Nitrogen, ammonia total [as N]MO AVG <= 330 lb/d Oct, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 240 lb/d Jul, Aug, Sep
001Nitrogen, ammonia total [as N]MO AVG <= 360 lb/d Apr, May, Jun
001Nitrogen, ammonia total [as N]MO AVG <= 1051 lb/d Jan, Feb, Mar
001Nitrogen, ammonia total [as N]WKLY AVG <= 413 lb/d Oct, Nov, Dec
001Nitrogen, ammonia total [as N]WKLY AVG <= 300 lb/d Jul, Aug, Sep
001Nitrogen, ammonia total [as N]WKLY AVG <= 450 lb/d Apr, May, Jun
001Nitrogen, ammonia total [as N]WKLY AVG <= 1314 lb/d Jan, Feb, Mar
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 <= .3 mg/L all year
001Phosphorus, total [as P]WKLY AVG <= .45 mg/L all year
001Phosphorus, total [as P]MO AVG <= 90.1 lb/d all year
001Phosphorus, total [as P]WKLY AVG <= 113 lb/d all year
001Phosphate, ortho [as P]MO AVG report only all year
001Flow, in conduit or thru treatment plantMO AVG <= 36 MGD all year
001Flow, in conduit or thru treatment plantWKLY AVG <= 45 MGD all year
001Chlorine, total residualMAXIMUM <= .01 mg/L all year
001E. coliMOAV GEO <= 126 #/100mL all year
001E. coliWE <= 410 #/100mL all year
001Solids, sludge, total, dry weightMO TOTAL report only all year
001BOD, 5-day, percent removalMINIMUM >= 85 % all year
001Solids, suspended percent removalMINIMUM >= 85 % all year
001NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubiaMINIMUM report only all year
001NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelasMINIMUM report only all year
001NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubiaMINIMUM report only all year
001NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelasMINIMUM report only all year
FLOFlow, in conduit or thru treatment plantMO AVG <= 56 MGD 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