Main Pass 300 B
Covington, LA · ST. TAMMANY PARISH · NAICS 211130
Data updated May 2026
According to the EPA Greenhouse Gas Reporting Program, Main Pass 300 B ranks #5,752 of 8,713 U.S. reporting facilities by latest reported CO₂e and #349 of 531 facilities in LA.
- National rank #5,752 of 8,713 GHGRP facilities
- #349 of 531 in LA
- #1,190 of 2,099 in Petroleum and Natural Gas Systems
- 16.8% of CANTIUM parent CO₂e
- 2023 mix: 7.4% non-CO₂ (CH₄-led)
- -27.4% since 2014
Main Pass 300 B vs all U.S. GHGRP facilities
Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility
29,425 5752nd of 8713 higher than 2,961 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 16.8% of CANTIUM reported parent CO₂e (29K MT of 175K MT ; #3 of 4 GHGRP facilities under that parent ). Inside the EPA Petroleum and Natural Gas Systems sector it ranks #1,190 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 29K MT CO₂e reported for 2023, non-CO₂ gases are 7.4% , led by CH₄ at 7.3% . Component shares use this facility's GHGRP CO₂ / CH₄ / N₂O rows for that year (already CO₂e-weighted).
- CO₂
- 92.6%
- 27K MT
- CH₄
- 7.3%
- 2K MT
- N₂O
- 0.1%
- 15 MT
Emissions decline across reporting years
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 29,425 |
| 2022 | 22,870 |
| 2021 | 42,170 |
| 2020 | 32,161 |
| 2019 | 29,989 |
| 2018 | 43,147 |
| 2017 | 22,208 |
| 2016 | 51,028 |
| 2015 | 43,934 |
| 2014 | 40,547 |
Facility insight: Main Pass 300 B
Main Pass 300 B (EPA GHGRP Facility ID 1008279) reported 29K metric tons of CO2-equivalent in 2023, operating in Covington, LA within ST. TAMMANY PARISH. Among GHGRP reporters it ranks #5,752 of 8,713 nationally by latest CO₂e and #349 of 531 in LA. The site is classified under Petroleum and Natural Gas Systems with NAICS code 211130.
Across 2014–2023, annual CO₂e fell 27.4%; peak load was 51K MT in 2016. This facility has filed every year from 2014 to 2023, a complete 10-year record.
Peak year was 2016 at 51K MT CO2e; latest 2023 sits 42.3% below that peak (29K MT). The largest year-to-year move was 2016→2017 (-56.5%, 29K MT).
Frequently Asked Questions
Where does Main Pass 300 B rank among U.S. GHGRP facilities? ▼
According to the EPA Greenhouse Gas Reporting Program, Main Pass 300 B ranks #5,752 of 8,713 reporting facilities by latest reported CO₂e, and #349 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 Main Pass 300 B? ▼
Main Pass 300 B's 29K MT CO₂e is higher than 2,961 of the 8,713 GHGRP facilities with reported emissions (34%), an exact count from the full corpus, not an estimate.
How much CO2 does Main Pass 300 B emit? ▼
Main Pass 300 B reported 29K MT CO2e in 2023.
What share of CANTIUM does Main Pass 300 B represent? ▼
Main Pass 300 B accounts for 16.8% of CANTIUM's reported GHGRP CO₂e (29K MT of 175K MT), ranking #3 of 4 facilities under that parent.
What is Main Pass 300 B's 2023 CO₂ / CH₄ / N₂O mix? ▼
In 2023, non-CO₂ gases were 7.4% of reported CO₂e at Main Pass 300 B, with CH₄ the larger non-CO₂ share at 7.3% (CO₂ 92.6%). Shares use the facility's GHGRP gas components for that year.
Where does Main Pass 300 B rank inside Petroleum and Natural Gas Systems? ▼
Among EPA GHGRP facilities tagged Petroleum and Natural Gas Systems, Main Pass 300 B ranks #1,190 of 2,099 by latest reported CO₂e.
Is Main Pass 300 B reducing emissions? ▼
Over 10 reporting years (2014–2023), Main Pass 300 B's emissions have decreased by 27.4%. This suggests meaningful progress in emissions reduction.
Nationwide facilities with similar CO₂e or sector
Two GHGRP-derived peer sets for Main Pass 300 B, both outside LA so the neighborhoods are not state-geo containment.
Similar reported CO₂e
Nearest latest-year facility totals outside LA (29K MT here).
Similar Petroleum and Natural Gas Systems CO₂e
Nearest same-sector facility totals outside LA.