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Duke Energy Carolinas LLC

Electric Services, major discharger, Mooresboro, North Carolina. NPDES permit NC0005088, in force until Jun 30, 2030. Last 12 months: no values over a limit, 26 required values missing, 9 of 33 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 002 form M monthly (15 values), outfall 004 form M monthly (1 value), outfall 005 form M monthly (24 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 12 required values missing, 0 of 45 reports late

Limits in force (42)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. fahrenheitdaily maximumreport only (deg F)all year002
Turbiditydaily maximumreport only (NTU)all year002
pHdaily minimum≥ 6 SUall year002
pHdaily maximum≤ 9 SUall year002
Solids, total suspended30-day average≤ 30 mg/Lall year002
Solids, total suspendeddaily maximum≤ 50 mg/Lall year002
Oil & Grease30-day average≤ 15 mg/Lall year002
Oil & Greasedaily maximum≤ 20 mg/Lall year002
Arsenic, total [as As]daily maximumreport only (ug/L)all year002
Selenium, total [as Se]daily maximumreport only (ug/L)all year002
Flow, in conduit or thru treatment plantdaily maximum≤ 1 MGDall year002
Solids, total dissolveddaily maximumreport only (mg/L)all year002
Bromide [as Br]daily maximumreport only (ug/L)all year002
Mercury, total [as Hg]daily maximumreport only (ng/L)all year002
Pass/Fail Static Renewal 7 Day Chronic Ceriodaphnia dubiadaily maximumreport only (pass=0;fail=1)all year002
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year004
Temperature, water deg. centigradedaily maximumreport only (deg C)all year005
Temperature, water deg. centigradedaily maximumreport only (deg C)all year005
Temperature, water deg. fahrenheitdaily maximum≤ 100 deg Fall year005
Temperature, water deg. fahrenheitdaily maximumreport only (deg F)all year005
Temperature, water deg. fahrenheitdaily maximumreport only (deg F)all year005
BOD, 5-day, 20 deg. C30-day average≤ 30 mg/Lall year005
BOD, 5-day, 20 deg. Cdaily maximum≤ 45 mg/Lall year005
pHdaily minimum≥ 6 SUall year005
pHdaily maximum≤ 9 SUall year005
Solids, total suspended30-day average≤ 30 mg/Lall year005
Solids, total suspendeddaily maximum≤ 50 mg/Lall year005
Oil & Grease30-day average≤ 15 mg/Lall year005
Oil & Greasedaily maximum≤ 20 mg/Lall year005
Arsenic, total [as As]daily maximumreport only (ug/L)all year005
Chromium, total [as Cr]30-day average≤ .2 mg/Lall year005
Chromium, total [as Cr]daily maximum≤ .2 mg/Lall year005
Zinc, total [as Zn]30-day average≤ 1 mg/Lall year005
Zinc, total [as Zn]daily maximum≤ 1 mg/Lall year005
Selenium, total [as Se]daily maximumreport only (ug/L)all year005
Coliform, fecal MF, MFC broth, 44.5 Cmonthly geometric mean≤ 200 #/100mLall year005
Coliform, fecal MF, MFC broth, 44.5 Cdaily maximum≤ 400 #/100mLall year005
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year005
Chlorine, total residualdaily maximum≤ 28 ug/Lall year005
Solids, total dissolveddaily maximumreport only (mg/L)all year005
Bromide [as Br]daily maximumreport only (ug/L)all year005
Mercury, total [as Hg]daily maximumreport only (ng/L)all year005

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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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/NC0005088 · MCP: https://passage-data.com/mcp