WESTLAKE VINYLS CO LP
GEISMAR, LA · ASCENSION PARISH · NAICS 325199
Data updated May 2026
WESTLAKE VINYLS CO LP sits in the upper third of EPA GHGRP reporters by latest CO₂e (#1,443 of 8,713 nationally, #83 of 531 in LA).
- National rank #1,443 of 8,713 GHGRP facilities
- #83 of 531 in LA
- #190 of 534 in Chemicals
- 5.8% of WESTLAKE CHEMICAL parent CO₂e
- 2023 mix: 0.2% non-CO₂ (N₂O-led)
- +115.4% since 2011
WESTLAKE VINYLS CO LP vs all U.S. GHGRP facilities
Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility
261,435 1443rd of 8713 higher than 7,270 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 5.8% of WESTLAKE CHEMICAL reported parent CO₂e (261K MT of 4.5M MT ; #6 of 9 GHGRP facilities under that parent ). Inside the EPA Chemicals sector it ranks #190 of 534 facilities by latest CO₂e. Shares use GHGRP facility rollups only, not Scope 2/3 or non-reporting sites.
2023 gas mix desk
Of 261K MT CO₂e reported for 2023, non-CO₂ gases are 0.2% , led by N₂O at 0.1% . Component shares use this facility's GHGRP CO₂ / CH₄ / N₂O rows for that year (already CO₂e-weighted).
- CO₂
- 99.8%
- 261K MT
- CH₄
- 0.1%
- 167 MT
- N₂O
- 0.1%
- 283 MT
Emissions growth across reporting years
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 261,435 |
| 2022 | 230,513 |
| 2021 | 245,115 |
| 2020 | 239,143 |
| 2019 | 216,054 |
| 2018 | 218,584 |
| 2017 | 197,350 |
| 2016 | 193,917 |
| 2015 | 166,927 |
| 2014 | 170,049 |
| 2013 | 72,168 |
| 2012 | 81,161 |
| 2011 | 121,346 |
Facility insight: WESTLAKE VINYLS CO LP
WESTLAKE VINYLS CO LP (GHGRP ID 1004900) is a high-volume reporter at 261K MT CO₂e in 2023 from GEISMAR, LA (#1,443 of 8,713 nationally) under Chemicals (NAICS 325199).
From 2011 to 2023, reported CO₂e rose 115.4% (peak 261K MT). This facility has filed every year from 2011 to 2023, a complete 13-year record.
Frequently Asked Questions
Where does WESTLAKE VINYLS CO LP rank among U.S. GHGRP facilities? ▼
According to the EPA Greenhouse Gas Reporting Program, WESTLAKE VINYLS CO LP ranks #1,443 of 8,713 reporting facilities by latest reported CO₂e, and #83 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 WESTLAKE VINYLS CO LP? ▼
WESTLAKE VINYLS CO LP's 261K MT CO₂e is higher than 7,270 of the 8,713 GHGRP facilities with reported emissions (83%), an exact count from the full corpus, not an estimate.
How much CO2 does WESTLAKE VINYLS CO LP emit? ▼
WESTLAKE VINYLS CO LP reported 261K MT CO2e in 2023.
What share of WESTLAKE CHEMICAL does WESTLAKE VINYLS CO LP represent? ▼
WESTLAKE VINYLS CO LP accounts for 5.8% of WESTLAKE CHEMICAL's reported GHGRP CO₂e (261K MT of 4.5M MT), ranking #6 of 9 facilities under that parent.
What is WESTLAKE VINYLS CO LP's 2023 CO₂ / CH₄ / N₂O mix? ▼
In 2023, non-CO₂ gases were 0.2% of reported CO₂e at WESTLAKE VINYLS CO LP, with N₂O the larger non-CO₂ share at 0.1% (CO₂ 99.8%). Shares use the facility's GHGRP gas components for that year.
Where does WESTLAKE VINYLS CO LP rank inside Chemicals? ▼
Among EPA GHGRP facilities tagged Chemicals, WESTLAKE VINYLS CO LP ranks #190 of 534 by latest reported CO₂e.
Is WESTLAKE VINYLS CO LP reducing emissions? ▼
Over 13 reporting years (2011–2023), WESTLAKE VINYLS CO LP's emissions have increased by 115.4%. This may reflect expanded operations or increased production.
Nationwide facilities with similar CO₂e or sector
Peer sets outside LA for a top-third GHGRP emitter: CO₂e totals first, then Chemicals neighbors.
Similar reported CO₂e
Nearest latest-year facility totals outside LA (261K MT here).
Similar Chemicals CO₂e
Nearest same-sector facility totals outside LA.