Miramar Energy Facility
SAN DIEGO, CA · San Diego · NAICS 221112
Data updated May 2026
Miramar Energy Facility ranks among smaller GHGRP totals (#7,353 of 8,713 nationally; #407 of 549 in CA), a lower-footprint comparator in Power Plants.
- National rank #7,353 of 8,713 GHGRP facilities
- #407 of 549 in CA
- #1,403 of 1,732 in Power Plants
- 0.3% of SEMPRA ENERGY parent CO₂e
- 2023 mix: 0.1% non-CO₂ (N₂O-led)
- -82.9% since 2011
Miramar Energy Facility vs all U.S. GHGRP facilities
Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility
12,791 7353rd of 8713 higher than 1,360 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 0.3% of SEMPRA ENERGY reported parent CO₂e (13K MT of 4.0M MT ; #8 of 8 GHGRP facilities under that parent ). Inside the EPA Power Plants sector it ranks #1,403 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 13K 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%
- 13K MT
- CH₄
- 0%
- 6 MT
- N₂O
- 0.1%
- 7 MT
Emissions decline across reporting years
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 12,791 |
| 2022 | 18,506 |
| 2021 | 11,279 |
| 2020 | 43,998 |
| 2019 | 40,052 |
| 2018 | 50,380 |
| 2017 | 60,900 |
| 2016 | 66,902 |
| 2015 | 44,328 |
| 2014 | 47,342 |
| 2013 | 75,777 |
| 2012 | 94,635 |
| 2011 | 74,900 |
Facility insight: Miramar Energy Facility
Miramar Energy Facility (ID 1000447) reported 13K MT CO₂e for 2023 in San Diego, CA (#7,353 of 8,713 by latest CO₂e).
Across 2011–2023, annual CO₂e fell 82.9%; peak load was 95K MT in 2012. This facility has filed every year from 2011 to 2023, a complete 13-year record.
Peak year was 2012 at 95K MT CO2e; latest 2023 sits 86.5% below that peak (13K MT). The largest year-to-year move was 2020→2021 (-74.4%, 33K MT).
Frequently Asked Questions
Where does Miramar Energy Facility rank among U.S. GHGRP facilities? ▼
According to the EPA Greenhouse Gas Reporting Program, Miramar Energy Facility ranks #7,353 of 8,713 reporting facilities by latest reported CO₂e, and #407 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 Miramar Energy Facility? ▼
Miramar Energy Facility's 13K MT CO₂e is higher than 1,360 of the 8,713 GHGRP facilities with reported emissions (16%), an exact count from the full corpus, not an estimate.
How much CO2 does Miramar Energy Facility emit? ▼
Miramar Energy Facility reported 13K MT CO2e in 2023.
What share of SEMPRA ENERGY does Miramar Energy Facility represent? ▼
Miramar Energy Facility accounts for 0.3% of SEMPRA ENERGY's reported GHGRP CO₂e (13K MT of 4.0M MT), ranking #8 of 8 facilities under that parent.
What is Miramar Energy Facility's 2023 CO₂ / CH₄ / N₂O mix? ▼
In 2023, non-CO₂ gases were 0.1% of reported CO₂e at Miramar Energy Facility, 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 Miramar Energy Facility rank inside Power Plants? ▼
Among EPA GHGRP facilities tagged Power Plants, Miramar Energy Facility ranks #1,403 of 1,732 by latest reported CO₂e.
Is Miramar Energy Facility reducing emissions? ▼
Over 13 reporting years (2011–2023), Miramar Energy Facility's emissions have decreased by 82.9%. This suggests meaningful progress in emissions reduction.
Nationwide facilities with similar CO₂e or sector
Lower-footprint peers outside CA: nearest CO₂e totals and same-sector reporters for context.
Similar reported CO₂e
Nearest latest-year facility totals outside CA (13K MT here).
Similar Power Plants CO₂e
Nearest same-sector facility totals outside CA.