DUKE ENERGY PROGRESS LLC MAYO E.G. PLT
Quick Summary
- •Released 327,417 lbs of toxic chemicals to the environment in the most recent TRI reporting year.
- •Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
- •Assessed $0 in total penalties since records began.
- •Reports releases of chemicals classified as known or probable carcinogens.
- Address
-
10660 BOSTON RD
ROXBORO, NC 27574
View on map ↗ - County
- PERSON County
- Industry
- Utilities
- NAICS (North American Industry Classification)
- 221112
- Inspections
- 10 · last Aug 21, 2025
- Total Penalties
- $0 · last Jan 30, 2019
- Registry ID
- 110057382666
How This Compares
Ranked by most recent year's total TRI releases.
Compliance Status (Last 12 Quarters)
Number of calendar quarters, out of the last 12, in which this facility was in violation of its permit. Zero means no recorded violations in that program over the past three years.
Qtrs Non-Compliant
Qtrs Non-Compliant
Qtrs Non-Compliant
TRI Toxic Chemical Releases
Annual pounds of each toxic chemical released to air, water, and land, as reported to the EPA Toxic Release Inventory. Carcinogen (♦) and PFAS designations are per EPA and IARC classifications.
| Year | Total Releases (lbs) | vs Prior Year |
|---|---|---|
| 2015 | 705,334 | — |
| 2016 | 496,705 | -30% |
| 2017 | 327,417 | -34% |
| 2018 | 414,325 | +27% |
| 2019 | 28,403 | -93% |
| 2020 | 134,782 | +375% |
| 2021 | 453,134 | +236% |
| 2022 | 410,389 | -9% |
| 2023 | 492,296 | +20% |
| 2024 | 385,197 | -22% |
2024
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Naphthalene | — | — | — | — | — | ♦ Carcinogen |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 160,000 | 160,000 | — | — | — | |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 110,532 | 172 | 360 | 110,000 | 3 | |
| Vanadium compounds | 44,076 | 53 | 23 | 44,000 | 0 | |
| Zinc compounds | 28,386 | 146 | 240 | 28,000 | 349 | |
| Manganese compounds | 25,935 | 35 | 1,900 | 24,000 | 0 | |
| Lead compounds | 11,017 | 15 | 2 | 11,000 | 1 | |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 4,700 | 4,700 | — | — | — | |
| Hydrogen fluoride | 250 | 250 | — | — | — | |
| Ammonia | 173 | 160 | 13 | — | — | |
| Mercury compounds | 127 | 7 | 0 | 120 | 0 | |
| Polycyclic aromatic compounds | 1 | 1 | — | — | 0 | ♦ Carcinogen |
| Dioxin and dioxin-like compounds | 0 | 0 | — | — | — | ♦ Carcinogen |
| Benzo[g,h,i]perylene | 0 | 0 | — | — | 0 |
2023
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Naphthalene | — | — | — | — | — | ♦ Carcinogen |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 210,000 | 210,000 | — | — | — | |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 140,421 | 201 | 220 | 140,000 | 2 | |
| Vanadium compounds | 55,075 | 61 | 14 | 55,000 | — | |
| Zinc compounds | 34,346 | 186 | 160 | 34,000 | 182 | |
| Manganese compounds | 31,255 | 55 | 1,200 | 30,000 | — | |
| Lead compounds | 14,020 | 19 | 1 | 14,000 | 0 | |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 6,000 | 6,000 | — | — | — | |
| Ammonia | 688 | 630 | 58 | — | — | |
| Hydrogen fluoride | 330 | 330 | — | — | — | |
| Mercury compounds | 159 | 9 | — | 150 | — | |
| Polycyclic aromatic compounds | 1 | 1 | — | — | 0 | ♦ Carcinogen |
| Dioxin and dioxin-like compounds | 0 | 0 | — | — | — | ♦ Carcinogen |
| Benzo[g,h,i]perylene | 0 | 0 | — | — | — |
2022
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Benzo[g,h,i]perylene | — | — | — | — | — | |
| Naphthalene | — | — | — | — | — | ♦ Carcinogen |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 220,000 | 220,000 | — | — | — | |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 94,471 | 206 | 265 | 94,000 | 3 | |
| Vanadium compounds | 36,074 | 56 | 18 | 36,000 | — | |
| Zinc compounds | 22,413 | 183 | 230 | 22,000 | 338 | |
| Manganese compounds | 21,615 | 42 | 1,573 | 20,000 | — | |
| Lead compounds | 9,018 | 16 | 2 | 9,000 | 1 | |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 6,100 | 6,100 | — | — | — | |
| Hydrogen fluoride | 330 | 330 | — | — | — | |
| Ammonia | 262 | 240 | 22 | — | — | |
| Mercury compounds | 105 | 7 | — | 98 | — | |
| Polycyclic aromatic compounds | 1 | 1 | — | — | 0 | ♦ Carcinogen |
| Dioxin and dioxin-like compounds | 0 | 0 | — | — | — | ♦ Carcinogen |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Naphthalene | — | — | — | — | — | ♦ Carcinogen |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 210,000 | 210,000 | — | — | — | |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 110,449 | 174 | 275 | 110,000 | 3 | |
| Vanadium compounds | 42,057 | 41 | 16 | 42,000 | — | |
| Zinc compounds | 26,441 | 191 | 250 | 26,000 | 704 | |
| Manganese compounds | 25,398 | 25 | 1,373 | 24,000 | — | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 21,022 | 13 | 9 | 21,000 | — | |
| Lead compounds | 10,017 | 12 | 5 | 10,000 | 1 | |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 6,800 | 6,800 | — | — | — | |
| Ammonia | 471 | 420 | 51 | — | — | |
| Hydrogen fluoride | 360 | 360 | — | — | — | |
| Mercury compounds | 118 | 8 | — | 110 | — | |
| Polycyclic aromatic compounds | 1 | 1 | — | — | 1 | ♦ Carcinogen |
| Dioxin and dioxin-like compounds | 0 | 0 | — | — | — | ♦ Carcinogen |
| Benzo[g,h,i]perylene | 0 | 0 | — | — | — |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Benzo[g,h,i]perylene | — | — | — | — | — | |
| Naphthalene | — | — | — | — | — | ♦ Carcinogen |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 57,379 | 94 | 285 | 57,000 | 5 | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 32,000 | 32,000 | — | — | — | |
| Vanadium compounds | 22,038 | 23 | 15 | 22,000 | — | |
| Manganese compounds | 13,387 | 14 | 1,373 | 12,000 | — | |
| Lead compounds | 5,514 | 7 | 7 | 5,500 | 1 | |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 3,900 | 3,900 | — | — | — | |
| Ammonia | 309 | 280 | 29 | — | — | |
| Hydrogen fluoride | 190 | 190 | — | — | — | |
| Mercury compounds | 64 | 12 | — | 52 | — | |
| Polycyclic aromatic compounds | 1 | 1 | — | — | 1 | ♦ Carcinogen |
| Dioxin and dioxin-like compounds | 0 | 0 | — | — | — | ♦ Carcinogen |
2019
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Manganese compounds | 28,403 | 30 | 1,373 | 27,000 | — |
2018
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Naphthalene | — | — | — | — | — | ♦ Carcinogen |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 110,810 | 176 | 634 | 110,000 | 2 | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 86,005 | 86,005 | — | — | — | |
| Vanadium compounds | 41,065 | 46 | 19 | 41,000 | — | |
| Zinc compounds | 25,342 | 192 | 150 | 25,000 | 974 | |
| Manganese compounds | 24,696 | 27 | 1,669 | 23,000 | — | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 20,023 | 14 | 9 | 20,000 | — | |
| Lead compounds | 10,016 | 14 | 2 | 10,000 | 1 | |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 8,500 | 8,500 | — | — | — | |
| Ammonia | 469 | 420 | 49 | — | — | |
| Hydrogen fluoride | 375 | 375 | — | — | — | |
| Mercury compounds | 115 | 5 | — | 110 | — | |
| Polycyclic aromatic compounds | 1 | 1 | — | — | 0 | ♦ Carcinogen |
| Dioxin and dioxin-like compounds | 0 | 0 | — | — | — | ♦ Carcinogen |
| Benzo[g,h,i]perylene | 0 | 0 | — | — | — |
2016
2015
Waste Management & Recycling
How this facility manages toxic chemicals beyond direct releases — through recycling, energy recovery, and on-site or off-site treatment. Data from the most recent TRI reporting year. Quantities in pounds.
| Chemical | Released | Recycled | Energy Recovery | Treated |
|---|---|---|---|---|
| Benzo[g,h,i]perylene | — | 0 | — | — |
| Polycyclic aromatic compounds | — | 0 | — | — |
| Zinc compounds | — | 8 | — | — |
| Hydrogen fluoride | — | — | — | 65,000 |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | — | 1 | — | — |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | — | — | — | 890,000 |
| Manganese compounds | — | 0 | — | — |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | — | — | — | 850,000 |
| Lead compounds | — | 0 | — | — |
| Vanadium compounds | — | 0 | — | — |
| Ammonia | — | — | — | 3,700 |
| Mercury compounds | — | 0 | — | — |
Off-Site Transfer Destinations
Facilities to which toxic chemicals were transferred for disposal, recycling, energy recovery, or treatment during the most recent TRI reporting year. Quantities in pounds.
| Destination | Chemical | Disposal | Recycling | Energy Rec. | Treatment |
|---|---|---|---|---|---|
|
FIRST PIEDMONT CORP
RINGGOLD, VA
|
Benzo[g,h,i]perylene | 0 | — | — | — |
|
SAFETY-KLEEN SYSTEMS
RALEIGH, NC
|
Benzo[g,h,i]perylene | 0 | — | — | — |
|
HAZ-MAT TRANSPORTATION & DISPOSAL INC
CHARLOTTE, NC
|
Benzo[g,h,i]perylene | — | 0 | — | — |
|
CINTAS CORP
DURHAM, NC
|
Benzo[g,h,i]perylene | 0 | — | — | — |
|
FIRST PIEDMONT CORP
RINGGOLD, VA
|
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 0 | — | — | — |
|
SAFETY-KLEEN SYSTEMS
RALEIGH, NC
|
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 0 | — | — | — |
|
HAZ-MAT TRANSPORTATION & DISPOSAL INC
CHARLOTTE, NC
|
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 2 | — | — | — |
|
CINTAS CORP
DURHAM, NC
|
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 0 | — | — | — |
|
FIRST PIEDMONT CORP
RINGGOLD, VA
|
Polycyclic aromatic compounds | 0 | — | — | — |
|
SAFETY-KLEEN SYSTEMS
RALEIGH, NC
|
Polycyclic aromatic compounds | 0 | — | — | — |
|
HAZ-MAT TRANSPORTATION & DISPOSAL INC
CHARLOTTE, NC
|
Polycyclic aromatic compounds | 0 | — | — | — |
|
CINTAS CORP
DURHAM, NC
|
Polycyclic aromatic compounds | 0 | — | — | — |
|
FIRST PIEDMONT CORP
RINGGOLD, VA
|
Vanadium compounds | 0 | — | — | — |
|
SAFETY-KLEEN SYSTEMS
RALEIGH, NC
|
Vanadium compounds | 0 | — | — | — |
|
HAZ-MAT TRANSPORTATION & DISPOSAL INC
CHARLOTTE, NC
|
Vanadium compounds | 0 | — | — | — |
|
CINTAS CORP
DURHAM, NC
|
Vanadium compounds | 0 | — | — | — |
|
FIRST PIEDMONT CORP
RINGGOLD, VA
|
Zinc compounds | 0 | — | — | — |
|
CINTAS CORP
DURHAM, NC
|
Zinc compounds | 0 | — | — | — |
|
SAFETY-KLEEN SYSTEMS
RALEIGH, NC
|
Zinc compounds | 1 | — | — | — |
|
HAZ-MAT TRANSPORTATION & DISPOSAL INC
CHARLOTTE, NC
|
Zinc compounds | 340 | — | — | — |
|
HAZ-MAT TRANSPORTATION & DISPOSAL INC
CHARLOTTE, NC
|
Manganese compounds | — | 0 | — | — |
|
CINTAS CORP
DURHAM, NC
|
Manganese compounds | 0 | — | — | — |
|
FIRST PIEDMONT CORP
RINGGOLD, VA
|
Manganese compounds | 0 | — | — | — |
|
SAFETY-KLEEN SYSTEMS
RALEIGH, NC
|
Manganese compounds | 0 | — | — | — |
|
FIRST PIEDMONT CORP
RINGGOLD, VA
|
Mercury compounds | 0 | — | — | — |
|
SAFETY-KLEEN SYSTEMS
RALEIGH, NC
|
Mercury compounds | 0 | — | — | — |
|
HAZ-MAT TRANSPORTATION & DISPOSAL INC
CHARLOTTE, NC
|
Mercury compounds | 0 | — | — | — |
|
CINTAS CORP
DURHAM, NC
|
Mercury compounds | 0 | — | — | — |
|
FIRST PIEDMONT CORP
RINGGOLD, VA
|
Lead compounds | 0 | — | — | — |
|
SAFETY-KLEEN SYSTEMS
RALEIGH, NC
|
Lead compounds | 0 | — | — | — |
|
HAZ-MAT TRANSPORTATION & DISPOSAL INC
CHARLOTTE, NC
|
Lead compounds | 1 | — | — | — |
|
CINTAS CORP
DURHAM, NC
|
Lead compounds | 0 | — | — | — |
Compliance Violations
Individual permit violations recorded by the EPA across air, water, and hazardous waste programs. Open violations are unresolved as of the most recent ECHO data update.
| Program | Type | Violation Date | Return to Compliance | Status |
|---|---|---|---|---|
| cwa | Schedule Event unachieved and not reported | Jul 1, 2017 | Sep 30, 2017 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Dec 3, 1991 | Jan 3, 1992 | Resolved |
| rcra | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | Dec 3, 1991 | Jan 3, 1992 | Resolved |
Discharge Limit Exceedances
Instances where this facility's reported discharge monitoring results exceeded its permitted limits under the Clean Water Act. Exceedance percentage shows how far over the permit limit the discharge was.
| Pollutant | Violation | Reported | Limit | Exceedance | Period | Status |
|---|---|---|---|---|---|---|
| Zinc, total [as Zn] | DMR, Limited - Numeric Violation | 0.19 mg/L | 0.13 | +50% | Sep 2024 | Open |
| Zinc, total [as Zn] | DMR, Limited - Numeric Violation | 0.13 mg/L | 0.13 | +7% | Dec 2023 | Open |
| Thallium, total [as Tl] | DMR, Limited - Numeric Violation | 0.00 mg/L | 0.00 | +34% | Nov 2022 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 48.60 mg/L | 45.00 | +8% | Oct 2018 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 50.23 mg/L | 30.00 | +67% | Sep 2018 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 198.00 mg/L | 45.00 | +340% | Sep 2018 | Open |
Enforcement Actions
Formal enforcement cases brought by the EPA or state agencies, including administrative orders and civil penalties assessed. Penalty amounts reflect what was formally assessed, not necessarily what was collected.