Duke Energy Progress LLC

NPDES permit NC0039586 · Major NON-POTW · administratively continued, expires 2026-08-31 · EPA's file as of 2026-09-19

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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.

This permit expired on 2026-08-31 and is administratively continued: its last limits keep applying until a new permit is issued, and EPA still expects the reports.

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

2values over a limit
10required values missing, on 10 form(s)
0of 66 forms filed late

Last period with anything received: 2026-07-31. Most often over: Coliform, fecal MF, MFC broth, 44.5 C (2).

Reporting

Reports are due about 31 days after each monitoring period ends (the most common figure among NC permits in EPA's filings — check your permit).

Limits in force (56)

OutfallParameterStatisticLimitMonths
001pHDAILY MN >= 6 SU all year
001pHDAILY MX <= 9 SU all year
001Chromium, total [as Cr]30DA AVG <= .2 mg/L all year
001Chromium, total [as Cr]DAILY MX <= .2 mg/L all year
001Zinc, total [as Zn]30DA AVG <= 1 mg/L all year
001Zinc, total [as Zn]DAILY MX <= 1 mg/L all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Chlorine, total residualDAILY MX report only all year
001Chlorine, free available30DA AVG <= .2 mg/L all year
001Chlorine, free availableDAILY MX <= .5 mg/L all year
001Chlorination durationDAILY MX <= 120 min all year
002BOD, 5-day, 20 deg. C30DA AVG <= 30 mg/L all year
002BOD, 5-day, 20 deg. CDAILY MX <= 45 mg/L all year
002Solids, total suspended30DA AVG <= 30 mg/L all year
002Solids, total suspendedDAILY MX <= 45 mg/L all year
002Nitrogen, ammonia total [as N]DAILY MX report only all year
002Coliform, fecal MF, MFC broth, 44.5 CMO GEOMN <= 200 #/100mL all year
002Coliform, fecal MF, MFC broth, 44.5 CDAILY MX <= 400 #/100mL all year
002Flow, in conduit or thru treatment plant30DA AVG <= .065 MGD all year
004Solids, total suspended30DA AVG <= 30 mg/L all year
004Solids, total suspendedDAILY MX <= 100 mg/L all year
004Oil & Grease30DA AVG <= 15 mg/L all year
004Oil & GreaseDAILY MX <= 20 mg/L all year
004Flow, in conduit or thru treatment plant30DA AVG <= 1.5 MGD all year
005Solids, total suspended30DA AVG <= 30 mg/L all year
005Solids, total suspendedDAILY MX <= 100 mg/L all year
005Oil & Grease30DA AVG <= 15 mg/L all year
005Oil & GreaseDAILY MX <= 20 mg/L all year
005Flow, in conduit or thru treatment plantDAILY MX report only all year
006Temperature, water deg. centigradeDAILY MX report only Apr, May, Jun, Jul, Aug, Sep, Oct
006pHDAILY MN >= 6 SU all year
006pHDAILY MX <= 9 SU all year
006Solids, total suspendedDAILY MX report only all year
006Nitrogen, total [as N]DAILY MX report only all year
006Nitrogen, ammonia total [as N]DAILY MX report only all year
006Phosphorus, total [as P]DAILY MX report only all year
006Flow, in conduit or thru treatment plantDAILY MX report only all year
006HydrazineDAILY MX <= 60 ug/L all year
007Temperature, water deg. centigradeDAILY MX report only all year
007Oxygen, dissolved [DO]DAILY MN >= 5 mg/L all year
007BOD, 5-day, 20 deg. C30DA AVG <= 15 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
007BOD, 5-day, 20 deg. C30DA AVG <= 30 mg/L Jan, Feb, Mar, Nov, Dec
007BOD, 5-day, 20 deg. CDAILY MX <= 22.5 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
007BOD, 5-day, 20 deg. CDAILY MX <= 45 mg/L Jan, Feb, Mar, Nov, Dec
007pHDAILY MN >= 6 SU all year
007pHDAILY MX <= 9 SU all year
007Solids, total suspended30DA AVG <= 30 mg/L all year
007Solids, total suspendedDAILY MX <= 45 mg/L all year
007Nitrogen, ammonia total [as N]30DA AVG <= 4 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
007Nitrogen, ammonia total [as N]30DA AVG <= 8 mg/L Jan, Feb, Mar, Nov, Dec
007Nitrogen, ammonia total [as N]DAILY MX <= 20 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
007Nitrogen, ammonia total [as N]DAILY MX <= 35 mg/L Jan, Feb, Mar, Nov, Dec
007Coliform, fecal MF, MFC broth, 44.5 CMO GEOMN <= 200 #/100mL all year
007Coliform, fecal MF, MFC broth, 44.5 CDAILY MX <= 400 #/100mL all year
007Flow, in conduit or thru treatment plant30DA AVG <= .02 MGD all year
007Chlorine, total residualDAILY MX <= 28 ug/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