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Duke Energy Progress LLC

Electric Services, major discharger, New Hill, North Carolina. NPDES permit NC0039586 expired Aug 31, 2026; its limits still apply. Last 12 months: over a limit 2 times (last February 2026), 10 required values missing. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 31 days after each period: outfall 001 form M monthly (10 values), outfall 002 form M monthly (8 values), outfall 004 form M monthly (5 values), outfall 005 form M monthly (5 values), outfall 006 form M monthly (9 values), outfall 007 form M monthly (14 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
8 values over a limit, 19 required values missing, 0 of 72 reports late

Last 12 months (Oct 1, 2025 – Sep 30, 2026)

Period endingParameterReportedLimitOver by
February 2026Coliform, fecal MF, MFC broth, 44.5 C, daily maximum2400 #/100mL≤ 400 #/100mL500%
February 2026Coliform, fecal MF, MFC broth, 44.5 C, monthly geometric mean504.0524 #/100mL≤ 200 #/100mL152%

Limits in force (56)

ParameterStatisticLimitMonthsOutfall
pHdaily minimum≥ 6 SUall year001
pHdaily maximum≤ 9 SUall year001
Chromium, total [as Cr]30-day average≤ .2 mg/Lall year001
Chromium, total [as Cr]daily maximum≤ .2 mg/Lall year001
Zinc, total [as Zn]30-day average≤ 1 mg/Lall year001
Zinc, total [as Zn]daily maximum≤ 1 mg/Lall year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Chlorine, total residualdaily maximumreport only (mg/L)all year001
Chlorine, free available30-day average≤ .2 mg/Lall year001
Chlorine, free availabledaily maximum≤ .5 mg/Lall year001
Chlorination durationdaily maximum≤ 120 minall year001
BOD, 5-day, 20 deg. C30-day average≤ 30 mg/Lall year002
BOD, 5-day, 20 deg. Cdaily maximum≤ 45 mg/Lall year002
Solids, total suspended30-day average≤ 30 mg/Lall year002
Solids, total suspendeddaily maximum≤ 45 mg/Lall year002
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year002
Coliform, fecal MF, MFC broth, 44.5 Cmonthly geometric mean≤ 200 #/100mLall year002
Coliform, fecal MF, MFC broth, 44.5 Cdaily maximum≤ 400 #/100mLall year002
Flow, in conduit or thru treatment plant30-day average≤ .065 MGDall year002
Solids, total suspended30-day average≤ 30 mg/Lall year004
Solids, total suspendeddaily maximum≤ 100 mg/Lall year004
Oil & Grease30-day average≤ 15 mg/Lall year004
Oil & Greasedaily maximum≤ 20 mg/Lall year004
Flow, in conduit or thru treatment plant30-day average≤ 1.5 MGDall year004
Solids, total suspended30-day average≤ 30 mg/Lall year005
Solids, total suspendeddaily maximum≤ 100 mg/Lall year005
Oil & Grease30-day average≤ 15 mg/Lall year005
Oil & Greasedaily maximum≤ 20 mg/Lall year005
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year005
Temperature, water deg. centigradedaily maximumreport only (deg C)Apr–Oct006
pHdaily minimum≥ 6 SUall year006
pHdaily maximum≤ 9 SUall year006
Solids, total suspendeddaily maximumreport only (mg/L)all year006
Nitrogen, total [as N]daily maximumreport only (mg/L)all year006
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year006
Phosphorus, total [as P]daily maximumreport only (mg/L)all year006
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year006
Hydrazinedaily maximum≤ 60 ug/Lall year006
Temperature, water deg. centigradedaily maximumreport only (deg C)all year007
Oxygen, dissolved [DO]daily minimum≥ 5 mg/Lall year007
BOD, 5-day, 20 deg. C30-day average≤ 15 mg/LApr–Oct007
BOD, 5-day, 20 deg. C30-day average≤ 30 mg/LJan, Feb, Mar, Nov, Dec007
BOD, 5-day, 20 deg. Cdaily maximum≤ 22.5 mg/LApr–Oct007
BOD, 5-day, 20 deg. Cdaily maximum≤ 45 mg/LJan, Feb, Mar, Nov, Dec007
pHdaily minimum≥ 6 SUall year007
pHdaily maximum≤ 9 SUall year007
Solids, total suspended30-day average≤ 30 mg/Lall year007
Solids, total suspendeddaily maximum≤ 45 mg/Lall year007
Nitrogen, ammonia total [as N]30-day average≤ 4 mg/LApr–Oct007
Nitrogen, ammonia total [as N]30-day average≤ 8 mg/LJan, Feb, Mar, Nov, Dec007
Nitrogen, ammonia total [as N]daily maximum≤ 20 mg/LApr–Oct007
Nitrogen, ammonia total [as N]daily maximum≤ 35 mg/LJan, Feb, Mar, Nov, Dec007
Coliform, fecal MF, MFC broth, 44.5 Cmonthly geometric mean≤ 200 #/100mLall year007
Coliform, fecal MF, MFC broth, 44.5 Cdaily maximum≤ 400 #/100mLall year007
Flow, in conduit or thru treatment plant30-day average≤ .02 MGDall year007
Chlorine, total residualdaily maximum≤ 28 ug/Lall year007

How strict are these limits?

Cited limits by parameter: North Carolina's rules and the federal ones.

Same industry: the 20 Electric Services permits in North Carolina.

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Your permit document is the final word. As JSON: /api/v1/permits/NC0039586 · MCP: https://passage-data.com/mcp