NOVA CHEMICALS OLEFINS LLC
GEISMAR, LA · ASCENSION PARISH · NAICS 325110
Data updated May 2026
NOVA CHEMICALS OLEFINS LLC sits in the upper third of EPA GHGRP reporters by latest CO₂e (#802 of 8,713 nationally, #52 of 531 in LA).
- National rank #802 of 8,713 GHGRP facilities
- #52 of 531 in LA
- #116 of 534 in Chemicals
- 100% of NC HOLDINGS USA parent CO₂e
- 2023 mix: 0.1% non-CO₂ (N₂O-led)
- +24.4% since 2011
NOVA CHEMICALS OLEFINS LLC vs all U.S. GHGRP facilities
Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility
737,598 802nd of 8713 higher than 7,911 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 100% of NC HOLDINGS USA reported parent CO₂e (738K MT of 738K MT ). Inside the EPA Chemicals sector it ranks #116 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 738K MT CO₂e reported for 2023, non-CO₂ gases are 0.1% , led by N₂O at 0% . Component shares use this facility's GHGRP CO₂ / CH₄ / N₂O rows for that year (already CO₂e-weighted).
- CO₂
- 99.9%
- 737K MT
- CH₄
- 0%
- 211 MT
- N₂O
- 0%
- 251 MT
Emissions growth across reporting years
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 737,598 |
| 2022 | 723,902 |
| 2021 | 584,117 |
| 2020 | 665,528 |
| 2019 | 773,891 |
| 2018 | 668,464 |
| 2017 | 735,682 |
| 2016 | 778,422 |
| 2015 | 742,556 |
| 2014 | 53,701 |
| 2013 | 316,610 |
| 2012 | 654,877 |
| 2011 | 592,752 |
Facility insight: NOVA CHEMICALS OLEFINS LLC
NOVA CHEMICALS OLEFINS LLC (GHGRP ID 1002046) is a high-volume reporter at 738K MT CO₂e in 2023 from GEISMAR, LA (#802 of 8,713 nationally) under Chemicals (NAICS 325110).
From 2011 to 2023, reported CO₂e rose 24.4% (peak 778K MT). This facility has filed every year from 2011 to 2023, a complete 13-year record.
Peak year was 2016 at 778K MT CO2e; latest 2023 sits 5.2% below that peak (738K MT). The largest year-to-year move was 2014→2015 (+1282.8%, 689K MT).
Frequently Asked Questions
Where does NOVA CHEMICALS OLEFINS LLC rank among U.S. GHGRP facilities? ▼
According to the EPA Greenhouse Gas Reporting Program, NOVA CHEMICALS OLEFINS LLC ranks #802 of 8,713 reporting facilities by latest reported CO₂e, and #52 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 NOVA CHEMICALS OLEFINS LLC? ▼
NOVA CHEMICALS OLEFINS LLC's 738K MT CO₂e is higher than 7,911 of the 8,713 GHGRP facilities with reported emissions (91%), an exact count from the full corpus, not an estimate.
How much CO2 does NOVA CHEMICALS OLEFINS LLC emit? ▼
NOVA CHEMICALS OLEFINS LLC reported 738K MT CO2e in 2023.
What share of NC HOLDINGS USA does NOVA CHEMICALS OLEFINS LLC represent? ▼
NOVA CHEMICALS OLEFINS LLC accounts for 100% of NC HOLDINGS USA's reported GHGRP CO₂e (738K MT of 738K MT).
What is NOVA CHEMICALS OLEFINS LLC's 2023 CO₂ / CH₄ / N₂O mix? ▼
In 2023, non-CO₂ gases were 0.1% of reported CO₂e at NOVA CHEMICALS OLEFINS LLC, with N₂O the larger non-CO₂ share at 0% (CO₂ 99.9%). Shares use the facility's GHGRP gas components for that year.
Where does NOVA CHEMICALS OLEFINS LLC rank inside Chemicals? ▼
Among EPA GHGRP facilities tagged Chemicals, NOVA CHEMICALS OLEFINS LLC ranks #116 of 534 by latest reported CO₂e.
Is NOVA CHEMICALS OLEFINS LLC reducing emissions? ▼
Over 13 reporting years (2011–2023), NOVA CHEMICALS OLEFINS LLC's emissions have increased by 24.4%. 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 (738K MT here).
Similar Chemicals CO₂e
Nearest same-sector facility totals outside LA.