GC 158A
Offshore, LA · NAICS 211120
Data updated May 2026
According to the EPA Greenhouse Gas Reporting Program, GC 158A ranks #4,112 of 8,713 U.S. reporting facilities by latest reported CO₂e and #267 of 531 facilities in LA.
- National rank #4,112 of 8,713 GHGRP facilities
- #267 of 531 in LA
- #652 of 2,099 in Petroleum and Natural Gas Systems
- 9.7% of TALOS ENERGY parent CO₂e
- 2023 mix: 13% non-CO₂ (CH₄-led)
- -41.2% since 2011
GC 158A vs all U.S. GHGRP facilities
Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility
52,410 4112th of 8713 higher than 4,601 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 9.7% of TALOS ENERGY reported parent CO₂e (52K MT of 542K MT ; #5 of 9 GHGRP facilities under that parent ). Inside the EPA Petroleum and Natural Gas Systems sector it ranks #652 of 2,099 facilities by latest CO₂e. Shares use GHGRP facility rollups only, not Scope 2/3 or non-reporting sites.
2023 gas mix desk
Of 52K MT CO₂e reported for 2023, non-CO₂ gases are 13% , led by CH₄ at 12.9% . Component shares use this facility's GHGRP CO₂ / CH₄ / N₂O rows for that year (already CO₂e-weighted).
- CO₂
- 87%
- 46K MT
- CH₄
- 12.9%
- 7K MT
- N₂O
- 0.1%
- 64 MT
Emissions decline across reporting years
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 52,410 |
| 2022 | 53,455 |
| 2021 | 46,582 |
| 2020 | 45,347 |
| 2019 | 47,989 |
| 2018 | 56,505 |
| 2017 | 55,342 |
| 2016 | 71,153 |
| 2015 | 74,038 |
| 2014 | 70,495 |
| 2013 | 72,675 |
| 2012 | 84,540 |
| 2011 | 89,195 |
Facility insight: GC 158A
GC 158A (EPA GHGRP Facility ID 1002519) reported 52K metric tons of CO2-equivalent in 2023, operating in Offshore, LA. Among GHGRP reporters it ranks #4,112 of 8,713 nationally by latest CO₂e and #267 of 531 in LA. The site is classified under Petroleum and Natural Gas Systems with NAICS code 211120.
Across 2011–2023, annual CO₂e fell 41.2%; peak load was 89K MT in 2011. This facility has filed every year from 2011 to 2023, a complete 13-year record.
Peak year was 2011 at 89K MT CO2e; latest 2023 sits 41.2% below that peak (52K MT). The largest year-to-year move was 2016→2017 (-22.2%, 16K MT).
Frequently Asked Questions
Where does GC 158A rank among U.S. GHGRP facilities? ▼
According to the EPA Greenhouse Gas Reporting Program, GC 158A ranks #4,112 of 8,713 reporting facilities by latest reported CO₂e, and #267 of 531 facilities in LA (same sort as the state facility table). See /methodology#corpus-placement.
What share of GHGRP facilities report less CO₂e than GC 158A? ▼
GC 158A's 52K MT CO₂e is higher than 4,601 of the 8,713 GHGRP facilities with reported emissions (53%), an exact count from the full corpus, not an estimate.
How much CO2 does GC 158A emit? ▼
GC 158A reported 52K MT CO2e in 2023.
What share of TALOS ENERGY does GC 158A represent? ▼
GC 158A accounts for 9.7% of TALOS ENERGY's reported GHGRP CO₂e (52K MT of 542K MT), ranking #5 of 9 facilities under that parent.
What is GC 158A's 2023 CO₂ / CH₄ / N₂O mix? ▼
In 2023, non-CO₂ gases were 13% of reported CO₂e at GC 158A, with CH₄ the larger non-CO₂ share at 12.9% (CO₂ 87%). Shares use the facility's GHGRP gas components for that year.
Where does GC 158A rank inside Petroleum and Natural Gas Systems? ▼
Among EPA GHGRP facilities tagged Petroleum and Natural Gas Systems, GC 158A ranks #652 of 2,099 by latest reported CO₂e.
Is GC 158A reducing emissions? ▼
Over 13 reporting years (2011–2023), GC 158A's emissions have decreased by 41.2%. This suggests meaningful progress in emissions reduction.
Nationwide facilities with similar CO₂e or sector
Two GHGRP-derived peer sets for GC 158A, both outside LA so the neighborhoods are not state-geo containment.
Similar reported CO₂e
Nearest latest-year facility totals outside LA (52K MT here).
Similar Petroleum and Natural Gas Systems CO₂e
Nearest same-sector facility totals outside LA.