Marsh Landing Generating Station
Antioch, CA · CONTRA COSTA COUNTY · NAICS 221112
Data updated May 2026
Marsh Landing Generating Station sits in the upper third of EPA GHGRP reporters by latest CO₂e (#2,342 of 8,713 nationally, #135 of 549 in CA).
- National rank #2,342 of 8,713 GHGRP facilities
- #135 of 549 in CA
- #946 of 1,732 in Power Plants
- 31.6% of CLEARWAY ENERGY parent CO₂e
- 2023 mix: 0.1% non-CO₂ (N₂O-led)
- +99.1% since 2013
Marsh Landing Generating Station vs all U.S. GHGRP facilities
Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility
118,921 2342nd of 8713 higher than 6,371 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 31.6% of CLEARWAY ENERGY reported parent CO₂e (119K MT of 377K MT ; #2 of 3 GHGRP facilities under that parent ). Inside the EPA Power Plants sector it ranks #946 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 119K 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%
- 119K MT
- CH₄
- 0%
- 55 MT
- N₂O
- 0.1%
- 66 MT
Emissions growth across reporting years
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 118,921 |
| 2022 | 85,789 |
| 2021 | 158,608 |
| 2020 | 163,981 |
| 2019 | 43,558 |
| 2018 | 139,472 |
| 2017 | 109,353 |
| 2016 | 46,467 |
| 2015 | 59,019 |
| 2014 | 40,734 |
| 2013 | 59,717 |
Facility insight: Marsh Landing Generating Station
Marsh Landing Generating Station (GHGRP ID 1011303) is a high-volume reporter at 119K MT CO₂e in 2023 from Antioch, CA (#2,342 of 8,713 nationally) under Power Plants (NAICS 221112).
From 2013 to 2023, reported CO₂e rose 99.1% (peak 164K MT). This facility has filed every year from 2013 to 2023, a complete 11-year record.
Peak year was 2020 at 164K MT CO2e; latest 2023 sits 27.5% below that peak (119K MT). The largest year-to-year move was 2019→2020 (+276.5%, 120K MT).
Frequently Asked Questions
Where does Marsh Landing Generating Station rank among U.S. GHGRP facilities? ▼
According to the EPA Greenhouse Gas Reporting Program, Marsh Landing Generating Station ranks #2,342 of 8,713 reporting facilities by latest reported CO₂e, and #135 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 Marsh Landing Generating Station? ▼
Marsh Landing Generating Station's 119K MT CO₂e is higher than 6,371 of the 8,713 GHGRP facilities with reported emissions (73%), an exact count from the full corpus, not an estimate.
How much CO2 does Marsh Landing Generating Station emit? ▼
Marsh Landing Generating Station reported 119K MT CO2e in 2023.
What share of CLEARWAY ENERGY does Marsh Landing Generating Station represent? ▼
Marsh Landing Generating Station accounts for 31.6% of CLEARWAY ENERGY's reported GHGRP CO₂e (119K MT of 377K MT), ranking #2 of 3 facilities under that parent.
What is Marsh Landing Generating Station's 2023 CO₂ / CH₄ / N₂O mix? ▼
In 2023, non-CO₂ gases were 0.1% of reported CO₂e at Marsh Landing Generating Station, 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 Marsh Landing Generating Station rank inside Power Plants? ▼
Among EPA GHGRP facilities tagged Power Plants, Marsh Landing Generating Station ranks #946 of 1,732 by latest reported CO₂e.
Is Marsh Landing Generating Station reducing emissions? ▼
Over 11 reporting years (2013–2023), Marsh Landing Generating Station's emissions have increased by 99.1%. This may reflect expanded operations or increased production.
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 (119K MT here).
Similar Power Plants CO₂e
Nearest same-sector facility totals outside CA.