EPA TRI Facility · Chemicals
Nova Chemicals Olefins LLC
Geismar, LA · Parent: Nc Holdings USA Inc
- Total releases
- 836.2K lbs
- Chemicals reported
- 17
- Carcinogens
- 6
- Primary pathway
- Air Releases
AIR Form-R mix
Nova Chemicals Olefins LLC: how the 836.2K lbs splits
836.2K lbs across all reported pathways
- Air Releases 834.1K lbs 99.8%
- Off-site Transfers 2.0K lbs 0.2%
- Water Discharges 76 lbs <0.1%
Nova Chemicals Olefins LLC's 836.2K lbs Form-R total is AIR - air releases is 99.8% of the bar. Next segment: off-site transfers at 0.2%. Leading chemical by pounds: Ethylene.
Carcinogen-classified pounds vs other reported pounds
Same cumulative TRI total as above, split by EPA/IARC carcinogen classification on each chemical: pounds share, not chemical count. Classification is not a site health-risk score.
MID volume AIR pathway CARC-LEAN
Nova Chemicals Olefins LLC is an EPA Toxics Release Inventory reporter in Geismar, LA, in the chemicals sector. It reported 95.3K lbs of releases across 14 chemicals in 2023, and 836.2K lbs in total across its 2019-2023 reporting years. That ranks 1,449 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Louisiana's 417 reporting TRI sites, pounds #1 is not chemical-count #1. Nova Chemicals Olefins LLC is pounds #80 and chemical-count #58 at 836.2K lbs. Bayer Cropscience LP leads reported pounds (81.9M lbs) at 17 chemicals (chemical-count #52). Eco-Services Operations leads chemical count at 68 chemicals (163.5K lbs, pounds #136). Reported volume rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Pcs Nitrogen Fertilizer LP; Honeywell International Inc Geismar Plant; Innophos Inc; Geismar Fractination Plant. Similar-scale Chemicals peers outside Louisiana: Allnex USA Inc; Emd Performance Materials Corp; Ineos Oxide Bayport Eo Plant; Durez Corp. Largest disclosed chemicals by pounds: Ethylene; Propylene; Benzene; 1,3-Butadiene.
Nova Chemicals Olefins LLC stamps MID volume with a dominant AIR pathway (99.8% air releases) across 17 chemicals · 6 carcinogen-classified. Cumulative Form-R extract: 836.2K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Allnex USA Inc and Emd Performance Materials Corp.
Nova Chemicals Olefins LLC vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
836K lbs Top 6% higher than 94% of 25,986 reporting TRI facilities
Each bar is a $1M-wide band; taller bars hold more reporting TRI facilities. The dashed line and filled bar mark this facility. Hover, focus, or tap a bar for its full count, share, and position.
Source U.S. Environmental Protection Agency, Toxics Release Inventory · 2023 reporting year
Nova Chemicals Olefins LLC in the Chemicals sector extract
Among the 3,917 Chemicals facilities in this database, Nova Chemicals Olefins LLC reports the 295th-largest volume, placing it in the top 7.5% of its sector. Scale peers outside Louisiana include Allnex USA Inc and Emd Performance Materials Corp.
Sector rank uses reported TRI pounds only. Share callouts need ≥1,000 lbs so tiny totals cannot mint a false signal.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Nova Chemicals Olefins LLC's total reported releases rose from 85.0 thousand lb in 2022 to 95.3 thousand lb in 2023, based on EPA TRI filings.
- Nova Chemicals Olefins LLC's air releases rose from 84.9 thousand lb in 2022 to 95.3 thousand lb in 2023, based on EPA TRI filings.
- Nova Chemicals Olefins LLC's chemicals reported fell from 15 in 2022 to 14 in 2023, based on EPA TRI filings.
Nova Chemicals Olefins LLC Form-R facts
Compare this facility
See how Nova Chemicals Olefins LLC stacks up against nearby facilities and the typical reporter.
86% less than the comparison
55% more than the comparison
Comparison reflects reported pounds and chemical counts, not toxicity or health risk. Averages cover facilities reporting any release.
How does this facility release toxic chemicals?
How Nova Chemicals Olefins LLC releases toxic chemicals into the environment. Total: 836.2K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 58% (225.0K lbs to 95.3K lbs).
Nova Chemicals Olefins LLC: annual Form-R pounds
MID site · AIR pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows Nova Chemicals Olefins LLC year-over-year reported totals (decreased by 58% from 2019 to 2023). TRI figures are self-reported estimates and can swing with production, waste handling, and reporting changes, not only with controls. Lead chemical in the extract: Ethylene.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 225.0K lbs | 15 |
| 2020 | 232.0K lbs | 15 |
| 2021 | 199.0K lbs | 15 |
| 2022 | 85.0K lbs | 15 |
| 2023 | 95.3K lbs | 14 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 6 of 17 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Ethylene | 418.0K lbs | - |
| Propylene | 271.2K lbs | - |
| Benzene | 46.2K lbs | Carcinogen |
| 1,3-Butadiene | 31.5K lbs | Carcinogen |
| Ammonia | 30.4K lbs | - |
| Dicyclopentadiene | 13.7K lbs | - |
| Toluene | 7.7K lbs | - |
| Methanol | 6.4K lbs | - |
| Styrene | 4.8K lbs | Carcinogen |
| Naphthalene | 2.3K lbs | Carcinogen |
| Isoprene | 2.3K lbs | Carcinogen |
| Hydrogen sulfide | 902 lbs | - |
| Xylene (mixed isomers) | 533 lbs | - |
| Dimethyl phthalate | 0 lbs | - |
| Ethylbenzene | 0 lbs | Carcinogen |
| Chlorine | 0 lbs | - |
| 1,2,4-Trimethylbenzene | 0 lbs | - |
Nova Chemicals Olefins LLC · AIR-pathway site
Nearest TRI Facilities to Nova Chemicals Olefins LLC
Closest other reporters in Louisiana - including Pcs Nitrogen Fertilizer LP, Honeywell International Inc Geismar Plant, Innophos Inc, ordered by distance.
Showing 8 of 416 other reporting facilities in Louisiana.
Similar Chemicals Facilities
Other Chemicals facilities with similar total release volumes (±80%), outside Louisiana - e.g. Allnex USA Inc, Emd Performance Materials Corp, Ineos Oxide Bayport Eo Plant.
Compare beyond Louisiana
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Nova Chemicals Olefins LLC on cumulative reported pounds (836.2K lbs) and distinct chemical count (17). Release-pound peers include T.e.s. Filer City Station, Big West Oil LLC, Allnex USA Inc. Chemical-count peers include Astro Chemicals Inc, Doremus Terminal LLC, Rq Resins LLC. Neighborhoods are forced disjoint so each axis surfaces a different set of sites.
Similar reported release pounds
Nearest out-of-state reporters (≥1,000 lbs) by absolute TRI pounds, not same-industry or same-county neighbors.
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
About TRI Data
Data as of 2023 reporting year. Source: U.S. Environmental Protection Agency (EPA) Toxic Release Inventory.
On this page the largest disclosed chemicals include Ethylene, Propylene, Benzene, 1,3-Butadiene; nearby reporters include Pcs Nitrogen Fertilizer LP. Nova Chemicals Olefins LLC stamps MID volume · AIR pathway · CARC-LEAN carcinogen-lbs on this Form-R extract. Totals are self-reported estimates under EPCRA §313, not measured stack emissions or a health-risk score.
Use and verify this record
This Nova Chemicals Olefins LLC TRI extract (MID · AIR · CARC-LEAN · lead Ethylene) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Nova Chemicals Olefins LLC totals are self-reported EPCRA §313 estimates for Geismar, LA, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 325110 · Chemicals. 0.7% of Ascension Parish TRI pounds in this extract. Nearest ABS peer: T.e.s. Filer City Station (Δ 189 lbs). Pounds ≠ exposure.
Nova Chemicals Olefins LLC stamps MID volume · AIR pathway · CARC-LEAN · lead Ethylene. PlainEnviro renders this EPA Form-R extract from its pipeline; no figure is typed in by an editor. Corrections: editorial policy.
All federal data sources used on this page
- EPA Toxics Release Inventory (TRI) Basic Data Files - annual self-reported chemical-release filings. epa.gov
- EPA TRI Program reference - how chemicals and reported releases are counted. epa.gov
- EPA Facility Registry Service - facility location and identity. epa.gov
- EPA ECHO - regulatory and compliance context. epa.gov
- EPA Envirofacts - the EPA data warehouse exposing these datasets. epa.gov