EPA TRI Facility · Chemicals
Union Carbide Corp Seadrift Plant
Seadrift, TX · Parent: Dow Inc.
- Total releases
- 5.5M lbs
- Chemicals reported
- 22
- Carcinogens
- 6
- Primary pathway
- Air Releases
AIR Form-R mix
Union Carbide Corp Seadrift Plant: how the 5.5M lbs splits
5.5M lbs across all reported pathways
- Air Releases 5.4M lbs 97.8%
- Water Discharges 100.7K lbs 1.8%
- Land Disposal 22.3K lbs 0.4%
- Off-site Transfers 908 lbs <0.1%
Union Carbide Corp Seadrift Plant's 5.5M lbs Form-R total is AIR - air releases is 97.8% of the bar. Next segment: water discharges at 1.8%. 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.
HEAVY volume AIR pathway CARC-LEAN
Union Carbide Corp Seadrift Plant is an EPA Toxics Release Inventory reporter in Seadrift, TX, in the chemicals sector. It reported 1.2M lbs of releases across 16 chemicals in 2023, and 5.5M lbs in total across its 2019-2023 reporting years. That ranks 388 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Texas's 2,016 reporting TRI sites, pounds #1 is not chemical-count #1. Union Carbide Corp Seadrift Plant is pounds #41 and chemical-count #83 at 5.5M lbs. Ascend Performance Materials-Chocolate Bayou Plant leads reported pounds (94.0M lbs) at 36 chemicals (chemical-count #35). Veolia Es Technical Solutions LLC Port Arthur Facility leads chemical count at 246 chemicals (1.5M lbs, pounds #112). Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Braskem America Inc Seadrift Plant; Seadrift Coke LP; Ineos Nitriles USA LLC Green Lake Plant; Gulfmark Energy Inc. Similar-scale Chemicals peers outside Texas: Ascend Performance Materials Operations Llc-Decatur Plant; Lion Copolymer Geismar LLC; Madison Industries; Lacc LLC Us/lotte Chemical Louisiana LLC. Other Dow Inc. sites in this extract: Rohm & Haas Chemicals LLC; Rohm & Haas Chemicals LLC. Largest disclosed chemicals by pounds: Ethylene; Ammonia; n-Butyl alcohol; Propylene.
Union Carbide Corp Seadrift Plant stamps HEAVY volume with a dominant AIR pathway (97.8% air releases) across 22 chemicals · 6 carcinogen-classified. Cumulative Form-R extract: 5.5M lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Ascend Performance Materials Operations Llc-Decatur Plant and Lion Copolymer Geismar LLC.
Union Carbide Corp Seadrift Plant vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
5.5M lbs Top 1% higher than 99% 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
Union Carbide Corp Seadrift Plant: Ethylene-led volume
Among the 3,917 Chemicals facilities in this database, Union Carbide Corp Seadrift Plant reports the 72nd-largest volume, placing it in the top 1.8% of its sector. Its reported volume is concentrated rather than spread: Ethylene alone is 88.1% of the total. Scale peers outside Texas include Ascend Performance Materials Operations Llc-Decatur Plant and Lion Copolymer Geismar LLC.
Concentrated means ≥60% of Union Carbide Corp Seadrift Plant's pounds in one chemical - here Ethylene at 88.1%. Not a toxicity score.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Union Carbide Corp Seadrift Plant's total reported releases fell from 1.2 million lb in 2022 to 1.2 million lb in 2023, based on EPA TRI filings.
- Union Carbide Corp Seadrift Plant's water releases rose from 6.4 thousand lb in 2022 to 37.4 thousand lb in 2023, based on EPA TRI filings.
- Union Carbide Corp Seadrift Plant's land releases rose from 1.9 thousand lb in 2022 to 4.2 thousand lb in 2023, based on EPA TRI filings.
- Union Carbide Corp Seadrift Plant's chemicals reported fell from 17 in 2022 to 16 in 2023, based on EPA TRI filings.
Union Carbide Corp Seadrift Plant Form-R facts
Compare this facility
See how Union Carbide Corp Seadrift Plant stacks up against nearby facilities and the typical reporter.
18.3× more than the comparison
11.0× 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 Union Carbide Corp Seadrift Plant releases toxic chemicals into the environment. Total: 5.5M lbs.
Emissions Trend Summary
From 2019 to 2023, total releases increased by 17% (1.0M lbs to 1.2M lbs).
Union Carbide Corp Seadrift Plant: annual Form-R pounds
HEAVY site · AIR pathway · TRI years 2019–2023
- 2019
- 2020
- 2021
- 2022
- 2023
What this shows Union Carbide Corp Seadrift Plant year-over-year reported totals (increased by 17% 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 | 1.0M lbs | 21 |
| 2020 | 1.0M lbs | 19 |
| 2021 | 1.1M lbs | 16 |
| 2022 | 1.2M lbs | 17 |
| 2023 | 1.2M lbs | 16 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 6 of 22 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Ethylene | 4.9M lbs | - |
| Ammonia | 141.3K lbs | - |
| n-Butyl alcohol | 137.6K lbs | - |
| Propylene | 132.8K lbs | - |
| Certain glycol ethers | 75.7K lbs | - |
| Vinyl acetate | 52.5K lbs | Carcinogen |
| Ethylene oxide | 33.9K lbs | Carcinogen |
| 1,4-Dioxane | 26.8K lbs | Carcinogen |
| Chlorobenzene | 15.7K lbs | - |
| Diethanolamine | 11.4K lbs | - |
| Ethylene glycol | 11.2K lbs | - |
| Toluene | 8.0K lbs | - |
| Propylene oxide | 3.5K lbs | Carcinogen |
| 2-Ethoxyethanol | 2.1K lbs | - |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 1.7K lbs | - |
| Cyclohexane | 1.2K lbs | - |
| Ethyl acrylate | 1.1K lbs | Carcinogen |
| 1,2-Dichloroethane | 1.1K lbs | Carcinogen |
| Titanium tetrachloride | 1.1K lbs | - |
| Zinc compounds | 843 lbs | - |
| o-Cresol | 327 lbs | - |
| Silver | 68 lbs | - |
Union Carbide Corp Seadrift Plant · AIR-pathway site
Nearest TRI Facilities to Union Carbide Corp Seadrift Plant
Closest other reporters in Texas - including Braskem America Inc Seadrift Plant, Seadrift Coke LP, Ineos Nitriles USA LLC Green Lake Plant, ordered by distance.
Showing 8 of 2,015 other reporting facilities in Texas.
Similar Chemicals Facilities
Other Chemicals facilities with similar total release volumes (±80%), outside Texas - e.g. Ascend Performance Materials Operations Llc-Decatur Plant, Lion Copolymer Geismar LLC, Madison Industries.
Compare beyond Texas
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Union Carbide Corp Seadrift Plant on cumulative reported pounds (5.5M lbs) and distinct chemical count (22). Release-pound peers include Ascend Performance Materials Operations Llc-Decatur Plant, Basin Electric Leland Olds Station, Nearman Creek Power Station. Chemical-count peers include Seward Power Plant, Pixelle Specialty Solutions LLC, Envirite of Pennsylvania Inc. 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.
- Ascend Performance Materials Operations Llc-Decatur Plant Decatur, AL · Chemicals 5.5M lbs reported
- Basin Electric Leland Olds Station Stanton, ND · Electric Utilities 5.6M lbs reported
- Nearman Creek Power Station Kansas City, KS · Electric Utilities 5.6M lbs reported
- Lion Copolymer Geismar LLC Geismar, LA · Chemicals 5.5M lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
Other Dow Inc. Facilities
Same-parent TRI sites ranked by reported releases - including Rohm & Haas Chemicals LLC, Rohm & Haas Chemicals LLC.
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, Ammonia, n-Butyl alcohol, Propylene; nearby reporters include Braskem America Inc Seadrift Plant. Union Carbide Corp Seadrift Plant stamps HEAVY 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 Union Carbide Corp Seadrift Plant TRI extract (HEAVY · AIR · CARC-LEAN · lead Ethylene) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Union Carbide Corp Seadrift Plant totals are self-reported EPCRA §313 estimates for Seadrift, TX, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 325199 · Chemicals. 5.3% of Calhoun TRI pounds in this extract. Nearest ABS peer: Ascend Performance Materials Operations Llc-Decatur Plant (Δ 7.0K lbs). Pounds ≠ exposure.
Union Carbide Corp Seadrift Plant stamps HEAVY 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