Southern Nuclear Operating Company

NPDES permit GA0026786 · Major NON-POTW · effective, expires 2030-11-30 · 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

0values over a limit
0required values missing, on 0 form(s)
0of 154 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 (132)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. fahrenheitDAILY MX report only all year
001Temperature, water deg. fahrenheitDAILY MX <= 90 deg F all year
001pHMINIMUM >= 6 SU all year
001pHMAXIMUM <= 9 SU all year
001Nitrogen, total [as N]DAILY AV report only all year
001Nitrogen, total [as N]DAILY MX report only 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 report only all year
001Nitrogen, ammonia total [as N]DAILY MX report only all year
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 report only all year
001Phosphorus, total [as P]DAILY MX report only all year
001Temp. diff. between up/down stream deg. FDAILY MX <= 5 deg F 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 report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Chlorine, free availableDAILY AV <= .02 mg/L all year
001Chlorine, free availableDAILY MX <= .3 mg/L all year
001E. coliDA GEO report only all year
001E. coliDAILY MX report only 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
002Chlorine, total residual [dsg. time]DAILY MX <= 120 min/d all year
002Chromium, total [as Cr]DAILY AV <= .2 mg/L all year
002Chromium, total [as Cr]DAILY MX <= .2 mg/L all year
002Zinc, total [as Zn]DAILY AV <= 1 mg/L all year
002Zinc, total [as Zn]DAILY MX <= 1 mg/L all year
002Flow, in conduit or thru treatment plantDAILY AV report only all year
002Flow, in conduit or thru treatment plantDAILY MX report only all year
002Chlorine, total residualDAILY AV report only all year
002Chlorine, total residualDAILY MX report only all year
002Chlorine, free availableDAILY AV <= .2 mg/L all year
002Chlorine, free availableDAILY MX <= .5 mg/L all year
003Chlorine, total residual [dsg. time]DAILY MX <= 120 min/d all year
003Chromium, total [as Cr]DAILY AV <= .2 mg/L all year
003Chromium, total [as Cr]DAILY MX <= .2 mg/L all year
003Zinc, total [as Zn]DAILY AV <= 1 mg/L all year
003Zinc, total [as Zn]DAILY MX <= 1 mg/L all year
003Flow, in conduit or thru treatment plantDAILY AV report only all year
003Flow, in conduit or thru treatment plantDAILY MX report only all year
003Chlorine, total residualDAILY AV report only all year
003Chlorine, total residualDAILY MX report only all year
003Chlorine, free availableDAILY AV <= .2 mg/L all year
003Chlorine, free availableDAILY MX <= .5 mg/L all year
004Solids, total suspendedDAILY AV <= 30 mg/L all year
004Solids, total suspendedDAILY MX <= 100 mg/L all year
004Oil & GreaseDAILY AV <= 15 mg/L all year
004Oil & GreaseDAILY MX <= 20 mg/L all year
004Flow, in conduit or thru treatment plantDAILY AV report only all year
004Flow, in conduit or thru treatment plantDAILY MX report only all year
005Solids, total suspendedDAILY AV <= 30 mg/L all year
005Solids, total suspendedDAILY MX <= 100 mg/L all year
005Oil & GreaseDAILY AV <= 15 mg/L all year
005Oil & GreaseDAILY MX <= 20 mg/L all year
005Flow, in conduit or thru treatment plantDAILY AV report only all year
005Flow, in conduit or thru treatment plantDAILY MX report only all year
006BOD, 5-day, 20 deg. CDAILY AV <= 30 mg/L all year
006BOD, 5-day, 20 deg. CDAILY MX <= 45 mg/L all year
006Flow, in conduit or thru treatment plantDAILY AV report only all year
006Flow, in conduit or thru treatment plantDAILY MX report only all year
006E. coliDA GEO report only all year
006E. coliDAILY MX report only all year
007Solids, total suspendedDAILY AV <= 30 mg/L all year
007Solids, total suspendedDAILY MX <= 100 mg/L all year
007Oil & GreaseDAILY AV <= 15 mg/L all year
007Oil & GreaseDAILY MX <= 20 mg/L all year
007Flow, in conduit or thru treatment plantDAILY AV report only all year
007Flow, in conduit or thru treatment plantDAILY MX report only all year
008Solids, total suspendedDAILY AV <= 30 mg/L all year
008Solids, total suspendedDAILY MX <= 100 mg/L all year
008Oil & GreaseDAILY AV <= 15 mg/L all year
008Oil & GreaseDAILY MX <= 20 mg/L all year
008Flow, in conduit or thru treatment plantDAILY AV report only all year
008Flow, in conduit or thru treatment plantDAILY MX report only all year
009Chlorine, total residual [dsg. time]DAILY MX <= 120 min/d all year
009Chromium, total [as Cr]DAILY AV <= .2 mg/L all year
009Chromium, total [as Cr]DAILY MX <= .2 mg/L all year
009Zinc, total [as Zn]DAILY AV <= 1 mg/L all year
009Zinc, total [as Zn]DAILY MX <= 1 mg/L all year
009Flow, in conduit or thru treatment plantDAILY AV report only all year
009Flow, in conduit or thru treatment plantDAILY MX report only all year
009Chlorine, total residualDAILY AV report only all year
009Chlorine, total residualDAILY MX report only all year
009Chlorine, free availableDAILY AV <= .2 mg/L all year
009Chlorine, free availableDAILY MX <= .5 mg/L all year
013pHMINIMUM >= 6 SU all year
013pHMAXIMUM <= 9 SU all year
013Phosphorus, total [as P]DAILY AV report only all year
013Phosphorus, total [as P]DAILY MX report only all year
013Flow, in conduit or thru treatment plantDAILY AV report only all year
013Flow, in conduit or thru treatment plantDAILY MX report only all year
013E. coliDA GEO report only all year
013E. coliDAILY MX report only all year
014pHMINIMUM >= 6 SU all year
014pHMAXIMUM <= 8.5 SU all year
014Phosphorus, total [as P]DAILY AV report only all year
014Phosphorus, total [as P]DAILY MX report only all year
014Flow, in conduit or thru treatment plantDAILY AV report only all year
014Flow, in conduit or thru treatment plantDAILY MX report only all year
015Flow, in conduit or thru treatment plantDAILY AV report only all year
015Flow, in conduit or thru treatment plantDAILY MX report only all year
015E. coliDA GEO report only all year
015E. coliDAILY MX report only all year
02AChlorine, total residual [dsg. time]DAILY MX <= 120 min/d all year
02AChromium, total [as Cr]DAILY AV <= .2 mg/L all year
02AChromium, total [as Cr]DAILY MX <= .2 mg/L all year
02AZinc, total [as Zn]DAILY AV <= 1 mg/L all year
02AZinc, total [as Zn]DAILY MX <= 1 mg/L all year
02AFlow, in conduit or thru treatment plantDAILY AV report only all year
02AFlow, in conduit or thru treatment plantDAILY MX report only all year
02AChlorine, total residualDAILY AV report only all year
02AChlorine, total residualDAILY MX report only all year
02AChlorine, free availableDAILY AV <= .2 mg/L all year
02AChlorine, free availableDAILY MX <= .5 mg/L all year
03AChlorine, total residual [dsg. time]DAILY MX <= 120 min/d all year
03AChromium, total [as Cr]DAILY AV <= .2 mg/L all year
03AChromium, total [as Cr]DAILY MX <= .2 mg/L all year
03AZinc, total [as Zn]DAILY AV <= 1 mg/L all year
03AZinc, total [as Zn]DAILY MX <= 1 mg/L all year
03AFlow, in conduit or thru treatment plantDAILY AV report only all year
03AFlow, in conduit or thru treatment plantDAILY MX report only all year
03AChlorine, total residualDAILY AV report only all year
03AChlorine, total residualDAILY MX report only all year
03AChlorine, free availableDAILY AV <= .2 mg/L all year
03AChlorine, free availableDAILY MX <= .5 mg/L 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