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Duke Energy Progress LLC

Electric Services, major discharger, Moncure, North Carolina. NPDES permit NC0003433, in force until Jul 31, 2029. Last 12 months: no values over a limit, 6 required values missing. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 31 days after each period: outfall 007 form M monthly (28 values), outfall 008 form M monthly (11 values), outfall 008A form M monthly (7 values), outfall 009 form M monthly (12 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 7 required values missing, 0 of 60 reports late

Limits in force (60)

ParameterStatisticLimitMonthsOutfall
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year005
Turbiditydaily maximumreport only (NTU)all year007
pHdaily minimum≥ 6 SUall year007
pHdaily maximum≤ 9 SUall year007
Solids, total suspended30-day average≤ 30 mg/Lall year007
Solids, total suspendeddaily maximum≤ 100 mg/Lall year007
Oil & Grease30-day average≤ 15 mg/Lall year007
Oil & Greasedaily maximum≤ 20 mg/Lall year007
Sulfate, total [as SO4]daily maximumreport only (mg/L)all year007
Fluoride, total [as F]daily maximumreport only (mg/L)all year007
Arsenic, total [as As]30-day average≤ 10 ug/Lall year007
Arsenic, total [as As]daily maximum≤ 340 ug/Lall year007
Cadmium, total [as Cd]daily maximumreport only (ug/L)all year007
Copper, total [as Cu]daily maximumreport only (ug/L)all year007
Lead, total [as Pb]daily maximumreport only (ug/L)all year007
Thallium, total [as Tl]daily maximumreport only (ug/L)all year007
Molybdenum, total [as Mo]30-day average≤ 160 ug/Lall year007
Molybdenum, total [as Mo]daily maximum≤ 160 ug/Lall year007
Nickel, total [as Ni]30-day average≤ 25 ug/Lall year007
Nickel, total [as Ni]daily maximum≤ 335.2 ug/Lall year007
Zinc, total [as Zn]30-day average≤ 125.7 ug/Lall year007
Zinc, total [as Zn]daily maximum≤ 125.7 ug/Lall year007
Antimony, total [as Sb]30-day average≤ 5.6 ug/Lall year007
Antimony, total [as Sb]daily maximum≤ 5.6 ug/Lall year007
Selenium, total [as Se]30-day average≤ 5 ug/Lall year007
Selenium, total [as Se]daily maximum≤ 56 ug/Lall year007
Flow, in conduit or thru treatment plantdaily maximum≤ .72 MGDall year007
Solids, total dissolveddaily maximumreport only (mg/L)all year007
Mercury, total [as Hg]90-day average≤ 12 ng/Lall year007
Turbiditydaily maximumreport only (NTU)all year008
pHdaily minimum≥ 6 SUall year008
pHdaily maximum≤ 9 SUall year008
Solids, total suspended30-day average≤ 30 mg/Lall year008
Solids, total suspendeddaily maximum≤ 100 mg/Lall year008
Oil & Grease30-day average≤ 15 mg/Lall year008
Oil & Greasedaily maximum≤ 20 mg/Lall year008
Arsenic, total [as As]daily maximumreport only (ug/L)all year008
Selenium, total [as Se]daily maximumreport only (ug/L)all year008
Flow, in conduit or thru treatment plantdaily maximum≤ .72 MGDall year008
Mercury, total [as Hg]daily maximumreport only (ng/L)all year008
Pass/Fail Static Renewal 7 Day Chronic Ceriodaphnia dubiadaily maximumreport only (pass=0;fail=1)all year008
pHdaily minimum≥ 6 SUall year008A
pHdaily maximum≤ 9 SUall year008A
Solids, total suspended30-day average≤ 30 mg/Lall year008A
Solids, total suspendeddaily maximum≤ 100 mg/Lall year008A
Oil & Grease30-day average≤ 15 mg/Lall year008A
Oil & Greasedaily maximum≤ 20 mg/Lall year008A
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year008A
Temperature, water deg. centigradedaily maximumreport only (deg C)all year009
Turbiditydaily maximumreport only (NTU)all year009
pHdaily minimum≥ 6 SUall year009
pHdaily maximum≤ 9 SUall year009
Solids, total suspended30-day average≤ 30 mg/Lall year009
Solids, total suspendeddaily maximum≤ 100 mg/Lall year009
Oil & Grease30-day average≤ 15 mg/Lall year009
Oil & Greasedaily maximum≤ 20 mg/Lall year009
Arsenic, total [as As]daily maximumreport only (ug/L)all year009
Selenium, total [as Se]daily maximumreport only (ug/L)all year009
Flow, in conduit or thru treatment plantdaily maximum≤ .005 MGDall year009
Mercury, total [as Hg]90-day average≤ 47 ng/Lall year009

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/NC0003433 · MCP: https://passage-data.com/mcp