South Marsh Island 236 A
Offshore, LA · NAICS 211120
Last reported 2018. This facility's newest EPA GHGRP report is for 2018, not 2023, so its figures and its rank compare older data with 2023 peers. The ranking tables mark facilities like this one with a "Last reported" label.
Data updated May 2026
South Marsh Island 236 A ranks among smaller GHGRP totals (#7,087 of 8,713 nationally; #421 of 531 in LA), a lower-footprint comparator in Petroleum and Natural Gas Systems.
- National rank #7,087 of 8,713 GHGRP facilities
- #421 of 531 in LA
- #1,646 of 2,099 in Petroleum and Natural Gas Systems
- -46.3% since 2011
South Marsh Island 236 A vs all U.S. GHGRP facilities
Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility
15,924 7087th of 8713 higher than 1,626 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 · 2018
Facility footprint context
Inside the EPA Petroleum and Natural Gas Systems sector it ranks #1,646 of 2,099 facilities by latest CO₂e. Shares use GHGRP facility rollups only, not Scope 2/3 or non-reporting sites.
Emissions decline across reporting years
| Year | Total CO2e (MT) |
|---|---|
| 2018 | 15,924 |
| 2017 | 17,275 |
| 2016 | 15,147 |
| 2015 | 17,075 |
| 2014 | 16,614 |
| 2013 | 28,006 |
| 2012 | 27,474 |
| 2011 | 29,661 |
Facility insight: South Marsh Island 236 A
South Marsh Island 236 A (ID 1008126) reported 16K MT CO₂e for 2018 in Offshore, LA (#7,087 of 8,713 by latest CO₂e).
Across 2011–2018, annual CO₂e fell 46.3%; peak load was 30K MT in 2011. This facility has filed every year from 2011 to 2018, a complete 8-year record.
Peak year was 2011 at 30K MT CO2e; latest 2018 sits 46.3% below that peak (16K MT). The largest year-to-year move was 2013→2014 (-40.7%, 11K MT).
Frequently Asked Questions
Where does South Marsh Island 236 A rank among U.S. GHGRP facilities? ▼
According to the EPA Greenhouse Gas Reporting Program, South Marsh Island 236 A ranks #7,087 of 8,713 reporting facilities by latest reported CO₂e, and #421 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 South Marsh Island 236 A? ▼
South Marsh Island 236 A's 16K MT CO₂e is higher than 1,626 of the 8,713 GHGRP facilities with reported emissions (19%), an exact count from the full corpus, not an estimate.
How much CO2 does South Marsh Island 236 A emit? ▼
South Marsh Island 236 A reported 16K MT CO2e in 2018.
Where does South Marsh Island 236 A rank inside Petroleum and Natural Gas Systems? ▼
Among EPA GHGRP facilities tagged Petroleum and Natural Gas Systems, South Marsh Island 236 A ranks #1,646 of 2,099 by latest reported CO₂e.
Is South Marsh Island 236 A reducing emissions? ▼
Over 8 reporting years (2011–2018), South Marsh Island 236 A's emissions have decreased by 46.3%. This suggests meaningful progress in emissions reduction.
Nationwide facilities with similar CO₂e or sector
Lower-footprint peers outside LA: nearest CO₂e totals and same-sector reporters for context.
Similar reported CO₂e
Nearest latest-year facility totals outside LA (16K MT here).
Similar Petroleum and Natural Gas Systems CO₂e
Nearest same-sector facility totals outside LA.