Galveston Bay Refinery
TEXAS CITY, TX · GALVESTON COUNTY · NAICS 324110
Data updated May 2026
Galveston Bay Refinery sits in the upper third of EPA GHGRP reporters by latest CO₂e (#42 of 8,713 nationally, #7 of 1,176 in TX).
- National rank #42 of 8,713 GHGRP facilities
- #7 of 1,176 in TX
- #2 of 1,599 in Other
- 23.1% of MARATHON PETROLEUM parent CO₂e
- 2023 mix: 0.7% non-CO₂ (CH₄-led)
- -6.3% since 2011
Galveston Bay Refinery vs all U.S. GHGRP facilities
Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility
6,633,324 42nd of 8713 higher than 8,671 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 23.1% of MARATHON PETROLEUM reported parent CO₂e (6.6M MT of 28.8M MT ; #1 of 24 GHGRP facilities under that parent ). Inside the EPA Other sector it ranks #2 of 1,599 facilities by latest CO₂e. Shares use GHGRP facility rollups only, not Scope 2/3 or non-reporting sites.
2023 gas mix desk
Of 6.6M MT CO₂e reported for 2023, non-CO₂ gases are 0.7% , led by CH₄ at 0.6% . Component shares use this facility's GHGRP CO₂ / CH₄ / N₂O rows for that year (already CO₂e-weighted).
- CO₂
- 99.3%
- 6.6M MT
- CH₄
- 0.6%
- 38K MT
- N₂O
- 0.2%
- 12K MT
High-emitter reporting timeline
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 6,633,324 |
| 2022 | 7,439,549 |
| 2021 | 6,782,152 |
| 2020 | 6,558,090 |
| 2019 | 7,655,594 |
| 2018 | 6,973,092 |
| 2017 | 7,115,795 |
| 2016 | 7,195,194 |
| 2015 | 7,192,878 |
| 2014 | 7,229,060 |
| 2013 | 7,296,912 |
| 2012 | 7,276,498 |
| 2011 | 7,079,397 |
Facility insight: Galveston Bay Refinery
Galveston Bay Refinery (GHGRP ID 1005585) is a high-volume reporter at 6.6M MT CO₂e in 2023 from TEXAS CITY, TX (#42 of 8,713 nationally) under Other (NAICS 324110).
Over 13 years (2011–2023), emissions stayed within a narrow band around 6.6M MT CO₂e (peak 7.7M MT). This facility has filed every year from 2011 to 2023, a complete 13-year record.
Peak year was 2019 at 7.7M MT CO2e; latest 2023 sits 13.4% below that peak (6.6M MT). The largest year-to-year move was 2019→2020 (-14.3%, 1.1M MT).
Frequently Asked Questions
Where does Galveston Bay Refinery rank among U.S. GHGRP facilities? ▼
According to the EPA Greenhouse Gas Reporting Program, Galveston Bay Refinery ranks #42 of 8,713 reporting facilities by latest reported CO₂e, and #7 of 1,176 facilities in TX (same sort as the state facility table). See /methodology#corpus-placement.
What share of GHGRP facilities report less CO₂e than Galveston Bay Refinery? ▼
Galveston Bay Refinery's 6.6M MT CO₂e is higher than 8,671 of the 8,713 GHGRP facilities with reported emissions (100%), an exact count from the full corpus, not an estimate.
How much CO2 does Galveston Bay Refinery emit? ▼
Galveston Bay Refinery reported 6.6M MT CO2e in 2023.
What share of MARATHON PETROLEUM does Galveston Bay Refinery represent? ▼
Galveston Bay Refinery accounts for 23.1% of MARATHON PETROLEUM's reported GHGRP CO₂e (6.6M MT of 28.8M MT), ranking #1 of 24 facilities under that parent.
What is Galveston Bay Refinery's 2023 CO₂ / CH₄ / N₂O mix? ▼
In 2023, non-CO₂ gases were 0.7% of reported CO₂e at Galveston Bay Refinery, with CH₄ the larger non-CO₂ share at 0.6% (CO₂ 99.3%). Shares use the facility's GHGRP gas components for that year.
Where does Galveston Bay Refinery rank inside Other? ▼
Among EPA GHGRP facilities tagged Other, Galveston Bay Refinery ranks #2 of 1,599 by latest reported CO₂e.
Is Galveston Bay Refinery reducing emissions? ▼
Over 13 reporting years (2011–2023), Galveston Bay Refinery's emissions have decreased by 6.3%. Emissions have remained relatively stable.
Nationwide facilities with similar CO₂e or sector
Peer sets outside TX for a top-third GHGRP emitter: CO₂e totals first, then Other neighbors.
Similar reported CO₂e
Nearest latest-year facility totals outside TX (6.6M MT here).
Similar Other CO₂e
Nearest same-sector facility totals outside TX.