US Department of the Air Force

NPDES permit GA0020001 · Minor FEDERAL · effective, expires 2028-11-30 · 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

3values over a limit
0required values missing, on 0 form(s)
1of 11 forms filed late

Last period with anything received: 2026-07-31. Most often over: Nitrogen, total [as N] (2), Phosphorus, total [as P] (1).

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 (32)

OutfallParameterStatisticLimitMonths
001Oxygen, dissolved [DO]DAILY MN >= 5 mg/L all year
001BOD, 5-day, 20 deg. CDAILY AV <= 15 mg/L all year
001BOD, 5-day, 20 deg. CDAILY MX <= 22.5 mg/L all year
001pHMINIMUM >= 6 SU all year
001pHMAXIMUM <= 7.5 SU all year
001Solids, total suspendedDAILY AV <= 14 mg/L all year
001Solids, total suspendedDAILY MX <= 21 mg/L all year
001Nitrogen, total [as N]DAILY AV <= 20 mg/L all year
001Nitrogen, total [as N]DAILY MX <= 30 mg/L all year
001Nitrogen, organic total [as N]DAILY AV report only all year
001Nitrogen, organic total [as N]DAILY MX report only all year
001Nitrogen, ammonia total [as N]DAILY AV <= 1.4 mg/L Oct, Nov, Dec
001Nitrogen, ammonia total [as N]DAILY AV <= 1 mg/L Jul, Aug, Sep
001Nitrogen, ammonia total [as N]DAILY AV <= 1.1 mg/L Apr, May, Jun
001Nitrogen, ammonia total [as N]DAILY AV <= 2.1 mg/L Jan, Feb, Mar
001Nitrogen, ammonia total [as N]DAILY MX <= 2.1 mg/L Oct, Nov, Dec
001Nitrogen, ammonia total [as N]DAILY MX <= 1.5 mg/L Jul, Aug, Sep
001Nitrogen, ammonia total [as N]DAILY MX <= 1.65 mg/L Apr, May, Jun
001Nitrogen, ammonia total [as N]DAILY MX <= 3.15 mg/L Jan, Feb, Mar
001Nitrogen, Kjeldahl, total [as N]DAILY AV report only all year
001Nitrogen, Kjeldahl, total [as N]DAILY MX report only all year
001Nitrite + Nitrate total [as N]DAILY AV report only all year
001Nitrite + Nitrate total [as N]DAILY MX report only all year
001Phosphorus, total [as P]DAILY AV <= 4 mg/L all year
001Phosphorus, total [as P]DAILY MX <= 6 mg/L all year
001Phosphate, ortho [as P]DAILY AV report only all year
001Phosphate, ortho [as P]DAILY MX report only all year
001Flow, in conduit or thru treatment plantDAILY AV <= .75 MGD all year
001Flow, in conduit or thru treatment plantDAILY MX <= 1.125 MGD all year
001Chlorine, total residualDAILY MX <= .01 mg/L all year
001E. coliMOAV GEO <= 126 #/100mL all year
001E. coliWE <= 410 #/100mL 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