ANR Pipeline Patterson CS
PATTERSON, LA · ST. MARY PARISH · NAICS 486210
Data updated May 2026
ANR Pipeline Patterson CS ranks among smaller GHGRP totals (#6,124 of 8,713 nationally; #370 of 531 in LA), a lower-footprint comparator in Petroleum and Natural Gas Systems.
- National rank #6,124 of 8,713 GHGRP facilities
- #370 of 531 in LA
- #1,324 of 2,099 in Petroleum and Natural Gas Systems
- 0.6% of TRANSCANADA PIPELINE USA parent CO₂e
- 2023 mix: 8.8% non-CO₂ (CH₄-led)
- -52.3% since 2011
ANR Pipeline Patterson CS vs all U.S. GHGRP facilities
Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility
26,069 6124th of 8713 higher than 2,589 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 0.6% of TRANSCANADA PIPELINE USA reported parent CO₂e (26K MT of 4.4M MT ; #57 of 76 GHGRP facilities under that parent ). Inside the EPA Petroleum and Natural Gas Systems sector it ranks #1,324 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 26K MT CO₂e reported for 2023, non-CO₂ gases are 8.8% , led by CH₄ at 8.8% . Component shares use this facility's GHGRP CO₂ / CH₄ / N₂O rows for that year (already CO₂e-weighted).
- CO₂
- 91.2%
- 24K MT
- CH₄
- 8.8%
- 2K MT
- N₂O
- 0.1%
- 13 MT
Emissions decline across reporting years
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 26,069 |
| 2022 | 24,224 |
| 2021 | 31,843 |
| 2020 | 40,131 |
| 2019 | 29,854 |
| 2018 | 41,098 |
| 2017 | 42,862 |
| 2016 | 35,430 |
| 2015 | 28,201 |
| 2014 | 28,948 |
| 2013 | 31,078 |
| 2012 | 33,190 |
| 2011 | 54,667 |
Facility insight: ANR Pipeline Patterson CS
ANR Pipeline Patterson CS (ID 1005243) reported 26K MT CO₂e for 2023 in ST. MARY PARISH, LA (#6,124 of 8,713 by latest CO₂e).
Across 2011–2023, annual CO₂e fell 52.3%; peak load was 55K MT in 2011. This facility has filed every year from 2011 to 2023, a complete 13-year record.
Peak year was 2011 at 55K MT CO2e; latest 2023 sits 52.3% below that peak (26K MT). The largest year-to-year move was 2011→2012 (-39.3%, 21K MT).
Frequently Asked Questions
Where does ANR Pipeline Patterson CS rank among U.S. GHGRP facilities? ▼
According to the EPA Greenhouse Gas Reporting Program, ANR Pipeline Patterson CS ranks #6,124 of 8,713 reporting facilities by latest reported CO₂e, and #370 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 ANR Pipeline Patterson CS? ▼
ANR Pipeline Patterson CS's 26K MT CO₂e is higher than 2,589 of the 8,713 GHGRP facilities with reported emissions (30%), an exact count from the full corpus, not an estimate.
How much CO2 does ANR Pipeline Patterson CS emit? ▼
ANR Pipeline Patterson CS reported 26K MT CO2e in 2023.
What share of TRANSCANADA PIPELINE USA does ANR Pipeline Patterson CS represent? ▼
ANR Pipeline Patterson CS accounts for 0.6% of TRANSCANADA PIPELINE USA's reported GHGRP CO₂e (26K MT of 4.4M MT), ranking #57 of 76 facilities under that parent.
What is ANR Pipeline Patterson CS's 2023 CO₂ / CH₄ / N₂O mix? ▼
In 2023, non-CO₂ gases were 8.8% of reported CO₂e at ANR Pipeline Patterson CS, with CH₄ the larger non-CO₂ share at 8.8% (CO₂ 91.2%). Shares use the facility's GHGRP gas components for that year.
Where does ANR Pipeline Patterson CS rank inside Petroleum and Natural Gas Systems? ▼
Among EPA GHGRP facilities tagged Petroleum and Natural Gas Systems, ANR Pipeline Patterson CS ranks #1,324 of 2,099 by latest reported CO₂e.
Is ANR Pipeline Patterson CS reducing emissions? ▼
Over 13 reporting years (2011–2023), ANR Pipeline Patterson CS's emissions have decreased by 52.3%. 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 (26K MT here).
Similar Petroleum and Natural Gas Systems CO₂e
Nearest same-sector facility totals outside LA.