Otay Mesa Energy Center, LLC
SAN DIEGO, CA · San Diego · NAICS 221112
Data updated May 2026
Otay Mesa Energy Center, LLC sits in the upper third of EPA GHGRP reporters by latest CO₂e (#730 of 8,713 nationally, #38 of 549 in CA).
- National rank #730 of 8,713 GHGRP facilities
- #38 of 549 in CA
- #508 of 1,732 in Power Plants
- 1.8% of CPN MANAGEMENT parent CO₂e
- 2023 mix: 0.1% non-CO₂ (N₂O-led)
- +1.0% since 2011
Otay Mesa Energy Center, LLC vs all U.S. GHGRP facilities
Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility
839,096 730th of 8713 higher than 7,983 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 1.8% of CPN MANAGEMENT reported parent CO₂e (839K MT of 47.6M MT ; #26 of 43 GHGRP facilities under that parent ). Inside the EPA Power Plants sector it ranks #508 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 839K MT CO₂e reported for 2023, non-CO₂ gases are 0.1% , led by N₂O at 0.1% . Component shares use this facility's GHGRP CO₂ / CH₄ / N₂O rows for that year (already CO₂e-weighted).
- CO₂
- 99.9%
- 838K MT
- CH₄
- 0%
- 389 MT
- N₂O
- 0.1%
- 463 MT
High-emitter reporting timeline
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 839,096 |
| 2022 | 1,000,849 |
| 2021 | 829,484 |
| 2020 | 824,728 |
| 2019 | 299,092 |
| 2018 | 201,347 |
| 2017 | 854,963 |
| 2016 | 1,038,713 |
| 2015 | 1,403,858 |
| 2014 | 1,422,461 |
| 2013 | 1,420,058 |
| 2012 | 1,471,398 |
| 2011 | 831,196 |
Facility insight: Otay Mesa Energy Center, LLC
Otay Mesa Energy Center, LLC (GHGRP ID 1000796) is a high-volume reporter at 839K MT CO₂e in 2023 from SAN DIEGO, CA (#730 of 8,713 nationally) under Power Plants (NAICS 221112).
Over 13 years (2011–2023), emissions stayed within a narrow band around 839K MT CO₂e (peak 1.5M MT). This facility has filed every year from 2011 to 2023, a complete 13-year record.
Peak year was 2012 at 1.5M MT CO2e; latest 2023 sits 43% below that peak (839K MT). The largest year-to-year move was 2017→2018 (-76.4%, 654K MT).
Frequently Asked Questions
Where does Otay Mesa Energy Center, LLC rank among U.S. GHGRP facilities? ▼
According to the EPA Greenhouse Gas Reporting Program, Otay Mesa Energy Center, LLC ranks #730 of 8,713 reporting facilities by latest reported CO₂e, and #38 of 549 facilities in CA (same sort as the state facility table). See /methodology#corpus-placement.
What share of GHGRP facilities report less CO₂e than Otay Mesa Energy Center, LLC? ▼
Otay Mesa Energy Center, LLC's 839K MT CO₂e is higher than 7,983 of the 8,713 GHGRP facilities with reported emissions (92%), an exact count from the full corpus, not an estimate.
How much CO2 does Otay Mesa Energy Center, LLC emit? ▼
Otay Mesa Energy Center, LLC reported 839K MT CO2e in 2023.
What share of CPN MANAGEMENT does Otay Mesa Energy Center, LLC represent? ▼
Otay Mesa Energy Center, LLC accounts for 1.8% of CPN MANAGEMENT's reported GHGRP CO₂e (839K MT of 47.6M MT), ranking #26 of 43 facilities under that parent.
What is Otay Mesa Energy Center, LLC's 2023 CO₂ / CH₄ / N₂O mix? ▼
In 2023, non-CO₂ gases were 0.1% of reported CO₂e at Otay Mesa Energy Center, LLC, with N₂O the larger non-CO₂ share at 0.1% (CO₂ 99.9%). Shares use the facility's GHGRP gas components for that year.
Where does Otay Mesa Energy Center, LLC rank inside Power Plants? ▼
Among EPA GHGRP facilities tagged Power Plants, Otay Mesa Energy Center, LLC ranks #508 of 1,732 by latest reported CO₂e.
Is Otay Mesa Energy Center, LLC reducing emissions? ▼
Over 13 reporting years (2011–2023), Otay Mesa Energy Center, LLC's emissions have increased by 1%. Emissions have remained relatively stable.
Nationwide facilities with similar CO₂e or sector
Peer sets outside CA for a top-third GHGRP emitter: CO₂e totals first, then Power Plants neighbors.
Similar reported CO₂e
Nearest latest-year facility totals outside CA (839K MT here).
Similar Power Plants CO₂e
Nearest same-sector facility totals outside CA.