Facility ID: 1011701 · Petroleum and Natural Gas Systems

Grand Isle 115 A

Verify with EPA →

Offshore, LA · NAICS 211120

Data updated May 2026

24K MT CO₂e · 2023

Grand Isle 115 A ranks among smaller GHGRP totals (#6,357 of 8,713 nationally; #381 of 531 in LA), a lower-footprint comparator in Petroleum and Natural Gas Systems.

  • National rank #6,357 of 8,713 GHGRP facilities
  • #381 of 531 in LA
  • #1,404 of 2,099 in Petroleum and Natural Gas Systems
  • 21% of WALTER OIL & GAS parent CO₂e
  • 2023 mix: 45.9% non-CO₂ (CH₄-led)
  • -56.9% since 2014

Grand Isle 115 A vs all U.S. GHGRP facilities

Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility

23,811 6357th of 8713 higher than 2,356 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 21% of WALTER OIL & GAS reported parent CO₂e (24K MT of 113K MT ; #3 of 5 GHGRP facilities under that parent ). Inside the EPA Petroleum and Natural Gas Systems sector it ranks #1,404 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 24K MT CO₂e reported for 2023, non-CO₂ gases are 45.9% , led by CH₄ at 45.9% . Component shares use this facility's GHGRP CO₂ / CH₄ / N₂O rows for that year (already CO₂e-weighted).

CO₂
54.1%
13K MT
CH₄
45.9%
11K MT
N₂O
0%
8 MT

Emissions decline across reporting years

2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
Year Total CO2e (MT)
2023 23,811
2022 27,435
2021 26,687
2020 47,425
2019 2,885
2018 16,744
2017 12,511
2016 28,813
2015 43,118
2014 55,200

Facility insight: Grand Isle 115 A

Grand Isle 115 A (ID 1011701) reported 24K MT CO₂e for 2023 in Offshore, LA (#6,357 of 8,713 by latest CO₂e).

Across 2014–2023, annual CO₂e fell 56.9%; peak load was 55K MT in 2014. This facility has filed every year from 2014 to 2023, a complete 10-year record.

Peak year was 2014 at 55K MT CO2e; latest 2023 sits 56.9% below that peak (24K MT). The largest year-to-year move was 2019→2020 (+1543.7%, 45K MT).

Frequently Asked Questions

Where does Grand Isle 115 A rank among U.S. GHGRP facilities?

According to the EPA Greenhouse Gas Reporting Program, Grand Isle 115 A ranks #6,357 of 8,713 reporting facilities by latest reported CO₂e, and #381 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 Grand Isle 115 A?

Grand Isle 115 A's 24K MT CO₂e is higher than 2,356 of the 8,713 GHGRP facilities with reported emissions (27%), an exact count from the full corpus, not an estimate.

How much CO2 does Grand Isle 115 A emit?

Grand Isle 115 A reported 24K MT CO2e in 2023.

What share of WALTER OIL & GAS does Grand Isle 115 A represent?

Grand Isle 115 A accounts for 21% of WALTER OIL & GAS's reported GHGRP CO₂e (24K MT of 113K MT), ranking #3 of 5 facilities under that parent.

What is Grand Isle 115 A's 2023 CO₂ / CH₄ / N₂O mix?

In 2023, non-CO₂ gases were 45.9% of reported CO₂e at Grand Isle 115 A, with CH₄ the larger non-CO₂ share at 45.9% (CO₂ 54.1%). Shares use the facility's GHGRP gas components for that year.

Where does Grand Isle 115 A rank inside Petroleum and Natural Gas Systems?

Among EPA GHGRP facilities tagged Petroleum and Natural Gas Systems, Grand Isle 115 A ranks #1,404 of 2,099 by latest reported CO₂e.

Is Grand Isle 115 A reducing emissions?

Over 10 reporting years (2014–2023), Grand Isle 115 A's emissions have decreased by 56.9%. 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.

Data sourced from the EPA Greenhouse Gas Reporting Program (GHGRP), Facility ID 1011701. Data subject to facility self-reporting, not compliance advice. See our methodology for how this data is sourced, computed, and verified. Retrieved and formatted by PlainCarbon