Decatur Energy Center, LLC

NPDES permit AL0073989 · Minor NON-POTW · effective, expires 2028-04-30 · EPA's file as of 2026-09-19

Check this month's numbers before you file

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

0values over a limit
0required values missing, on 0 form(s)
0of 20 forms filed late

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

Reporting

Reports are due about 28 days after each monitoring period ends (the most common figure among AL permits in EPA's filings — check your permit).

Limits in force (28)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. fahrenheitDAILY MX <= 95 deg F all year
001pHDAILY MN >= 6 SU all year
001pHDAILY MX <= 8.5 SU all year
001Solids, total suspendedMO AVG <= 30 mg/L all year
001Solids, total suspendedDAILY MX <= 100 mg/L all year
001Oil & GreaseDAILY MX <= 15 mg/L all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
004pHDAILY MN report only all year
004pHDAILY MX report only all year
004Solids, total suspendedDAILY MX report only all year
004Oil & GreaseDAILY MX <= 15 mg/L all year
004Flow, in conduit or thru treatment plantMO AVG report only all year
004Flow, in conduit or thru treatment plantDAILY MX report only all year
01AChromium, total [as Cr]MO AVG <= .2 mg/L all year
01AChromium, total [as Cr]DAILY MX <= .2 mg/L all year
01ACopper, total [as Cu]MO AVG <= 1 mg/L all year
01ACopper, total [as Cu]DAILY MX <= 1 mg/L all year
01AIron, total [as Fe]MO AVG <= 1 mg/L all year
01AIron, total [as Fe]DAILY MX <= 1 mg/L all year
01AZinc, total [as Zn]MO AVG <= 1 mg/L all year
01AZinc, total [as Zn]DAILY MX <= 1 mg/L all year
01APriority PollutantsDAILY MX <= 0 mg/L all year
01AFlow, in conduit or thru treatment plantMO AVG report only all year
01AFlow, in conduit or thru treatment plantDAILY MX report only all year
01AChlorine, free availableMO AVG <= .2 mg/L all year
01AChlorine, free availableDAILY MX <= .5 mg/L all year
01AChlorination durationDAILY MX <= 120 min/d 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