Duke Energy Carolinas LLC

NPDES permit NC0005088 · Major NON-POTW · effective, expires 2030-06-30 · 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
28required values missing, on 10 form(s)
6of 33 forms filed late

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

Reporting

Reports are due about 28 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (42)

OutfallParameterStatisticLimitMonths
002Temperature, water deg. fahrenheitDAILY MX report only all year
002TurbidityDAILY MX report only all year
002pHDAILY MN >= 6 SU all year
002pHDAILY MX <= 9 SU all year
002Solids, total suspended30DA AVG <= 30 mg/L all year
002Solids, total suspendedDAILY MX <= 50 mg/L all year
002Oil & Grease30DA AVG <= 15 mg/L all year
002Oil & GreaseDAILY MX <= 20 mg/L all year
002Arsenic, total [as As]DAILY MX report only all year
002Selenium, total [as Se]DAILY MX report only all year
002Flow, in conduit or thru treatment plantDAILY MX <= 1 MGD all year
002Solids, total dissolvedDAILY MX report only all year
002Bromide [as Br]DAILY MX report only all year
002Mercury, total [as Hg]DAILY MX report only all year
002Pass/Fail Static Renewal 7 Day Chronic Ceriodaphnia dubiaDAILY MX report only all year
004Flow, in conduit or thru treatment plantDAILY MX report only all year
005Temperature, water deg. centigradeDAILY MX report only all year
005Temperature, water deg. centigradeDAILY MX report only all year
005Temperature, water deg. fahrenheitDAILY MX <= 100 deg F all year
005Temperature, water deg. fahrenheitDAILY MX report only all year
005Temperature, water deg. fahrenheitDAILY MX report only all year
005BOD, 5-day, 20 deg. C30DA AVG <= 30 mg/L all year
005BOD, 5-day, 20 deg. CDAILY MX <= 45 mg/L all year
005pHDAILY MN >= 6 SU all year
005pHDAILY MX <= 9 SU all year
005Solids, total suspended30DA AVG <= 30 mg/L all year
005Solids, total suspendedDAILY MX <= 50 mg/L all year
005Oil & Grease30DA AVG <= 15 mg/L all year
005Oil & GreaseDAILY MX <= 20 mg/L all year
005Arsenic, total [as As]DAILY MX report only all year
005Chromium, total [as Cr]30DA AVG <= .2 mg/L all year
005Chromium, total [as Cr]DAILY MX <= .2 mg/L all year
005Zinc, total [as Zn]30DA AVG <= 1 mg/L all year
005Zinc, total [as Zn]DAILY MX <= 1 mg/L all year
005Selenium, total [as Se]DAILY MX report only all year
005Coliform, fecal MF, MFC broth, 44.5 CMO GEOMN <= 200 #/100mL all year
005Coliform, fecal MF, MFC broth, 44.5 CDAILY MX <= 400 #/100mL all year
005Flow, in conduit or thru treatment plantDAILY MX report only all year
005Chlorine, total residualDAILY MX <= 28 ug/L all year
005Solids, total dissolvedDAILY MX report only all year
005Bromide [as Br]DAILY MX report only all year
005Mercury, total [as Hg]DAILY MX 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