Mayo Electric Generating Plant
ROXBORO, NC · Person · NAICS 221112
Data updated May 2026
Mayo Electric Generating Plant sits in the upper third of EPA GHGRP reporters by latest CO₂e (#464 of 8,713 nationally, #12 of 159 in NC).
- National rank #464 of 8,713 GHGRP facilities
- #12 of 159 in NC
- #351 of 1,732 in Power Plants
- 2.1% of DUKE ENERGY parent CO₂e
- 2023 mix: 0.8% non-CO₂ (N₂O-led)
- -61.9% since 2011
Mayo Electric Generating Plant vs all U.S. GHGRP facilities
Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility
1,369,520 464th of 8713 higher than 8,249 of 8,713 facilities
GHGRP facilities, banded by latest reported CO₂e (MT)
Each bar is a band; taller bars hold more facilities. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source EPA Greenhouse Gas Reporting Program · 2023
Facility footprint context
This site accounts for 2.1% of DUKE ENERGY reported parent CO₂e (1.4M MT of 65.0M MT ; #18 of 39 GHGRP facilities under that parent ). Inside the EPA Power Plants sector it ranks #351 of 1,732 facilities by latest CO₂e. Shares use GHGRP facility rollups only, not Scope 2/3 or non-reporting sites.
2023 gas mix desk
Of 1.4M MT CO₂e reported for 2023, non-CO₂ gases are 0.8% , led by N₂O at 0.5% . Component shares use this facility's GHGRP CO₂ / CH₄ / N₂O rows for that year (already CO₂e-weighted).
- CO₂
- 99.2%
- 1.4M MT
- CH₄
- 0.3%
- 4K MT
- N₂O
- 0.5%
- 7K MT
Emissions decline across reporting years
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 1,369,520 |
| 2022 | 1,377,811 |
| 2021 | 1,546,362 |
| 2020 | 813,228 |
| 2019 | 1,770,750 |
| 2018 | 1,740,466 |
| 2017 | 1,561,341 |
| 2016 | 2,142,600 |
| 2015 | 3,037,173 |
| 2014 | 2,660,455 |
| 2013 | 2,646,112 |
| 2012 | 3,488,371 |
| 2011 | 3,590,232 |
Facility insight: Mayo Electric Generating Plant
Mayo Electric Generating Plant (GHGRP ID 1001049) is a high-volume reporter at 1.4M MT CO₂e in 2023 from ROXBORO, NC (#464 of 8,713 nationally) under Power Plants (NAICS 221112).
Across 2011–2023, annual CO₂e fell 61.9%; peak load was 3.6M MT in 2011. This facility has filed every year from 2011 to 2023, a complete 13-year record.
Peak year was 2011 at 3.6M MT CO2e; latest 2023 sits 61.9% below that peak (1.4M MT). The largest year-to-year move was 2019→2020 (-54.1%, 958K MT).
Frequently Asked Questions
Where does Mayo Electric Generating Plant rank among U.S. GHGRP facilities? ▼
According to the EPA Greenhouse Gas Reporting Program, Mayo Electric Generating Plant ranks #464 of 8,713 reporting facilities by latest reported CO₂e, and #12 of 159 facilities in NC (same sort as the state facility table). See /methodology#corpus-placement.
What share of GHGRP facilities report less CO₂e than Mayo Electric Generating Plant? ▼
Mayo Electric Generating Plant's 1.4M MT CO₂e is higher than 8,249 of the 8,713 GHGRP facilities with reported emissions (95%), an exact count from the full corpus, not an estimate.
How much CO2 does Mayo Electric Generating Plant emit? ▼
Mayo Electric Generating Plant reported 1.4M MT CO2e in 2023.
What share of DUKE ENERGY does Mayo Electric Generating Plant represent? ▼
Mayo Electric Generating Plant accounts for 2.1% of DUKE ENERGY's reported GHGRP CO₂e (1.4M MT of 65.0M MT), ranking #18 of 39 facilities under that parent.
What is Mayo Electric Generating Plant's 2023 CO₂ / CH₄ / N₂O mix? ▼
In 2023, non-CO₂ gases were 0.8% of reported CO₂e at Mayo Electric Generating Plant, with N₂O the larger non-CO₂ share at 0.5% (CO₂ 99.2%). Shares use the facility's GHGRP gas components for that year.
Where does Mayo Electric Generating Plant rank inside Power Plants? ▼
Among EPA GHGRP facilities tagged Power Plants, Mayo Electric Generating Plant ranks #351 of 1,732 by latest reported CO₂e.
Is Mayo Electric Generating Plant reducing emissions? ▼
Over 13 reporting years (2011–2023), Mayo Electric Generating Plant's emissions have decreased by 61.9%. This suggests meaningful progress in emissions reduction.
Nationwide facilities with similar CO₂e or sector
Peer sets outside NC for a top-third GHGRP emitter: CO₂e totals first, then Power Plants neighbors.
Similar reported CO₂e
Nearest latest-year facility totals outside NC (1.4M MT here).
Similar Power Plants CO₂e
Nearest same-sector facility totals outside NC.