EPA TRI Facility · Chemicals
Si Group Baytown
Baytown, TX · Parent: Si Group Inc
- Total releases
- 24.5K lbs
- Chemicals reported
- 6
- Carcinogens
- 3
- Primary pathway
- Air Releases
AIR Form-R mix
Si Group Baytown: how the 24.5K lbs splits
24.5K lbs across all reported pathways
- Air Releases 24.5K lbs 100.0%
- Land Disposal 0 lbs <0.1%
Si Group Baytown's 24.5K lbs Form-R total is AIR - air releases is 100.0% of the bar. Next segment: land disposal at <0.1%. Leading chemical by pounds: Cyclohexane.
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.
LIGHT volume AIR pathway CARC-MID
Si Group Baytown is an EPA Toxics Release Inventory reporter in Baytown, TX, in the chemicals sector. It reported 7.1K lbs of releases across 6 chemicals in 2023, and 24.5K lbs in total across its 2019-2023 reporting years. That ranks 7,791 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. Si Group Baytown is pounds #761 and chemical-count #560 at 24.5K 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 rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Granite Inliner LLC - Baytown; Lcy Elastomers LP; Monument Chemical Baytown LLC; Exxonmobil Chemical Co Baytown Olefins Plant (part). Similar-scale Chemicals peers outside Texas: Reg Newton LLC; Akzo Nobel Coatings; Solvay Specialty Polymers USA Llc-Alpharetta; Michelman Inc. Other Si Group Inc sites in this extract: Si Group Inc; Si Group Inc. - Newport Tn; Si Group Inc; Si Group Inc. Largest disclosed chemicals by pounds: Cyclohexane; Styrene; 1,3-Butadiene; Propylene.
Si Group Baytown stamps LIGHT volume with a dominant AIR pathway (100.0% air releases) across 6 chemicals · 3 carcinogen-classified. Cumulative Form-R extract: 24.5K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Reg Newton LLC and Akzo Nobel Coatings.
Si Group Baytown vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
24K lbs Top 30% higher than 70% 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
Si Group Baytown in the Chemicals sector extract
Among the 3,917 Chemicals facilities in this database, Si Group Baytown reports the 1,646th-largest volume (24.5K lbs). Scale peers outside Texas include Reg Newton LLC and Akzo Nobel Coatings.
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
- Si Group Baytown's total reported releases rose from 5.5 thousand lb in 2022 to 7.1 thousand lb in 2023, based on EPA TRI filings.
- Si Group Baytown's air releases rose from 5.5 thousand lb in 2022 to 7.1 thousand lb in 2023, based on EPA TRI filings.
Si Group Baytown Form-R facts
Compare this facility
See how Si Group Baytown stacks up against nearby facilities and the typical reporter.
44.7× more than the comparison
6.0× 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 Si Group Baytown releases toxic chemicals into the environment. Total: 24.5K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases increased by 293% (1.8K lbs to 7.1K lbs).
Si Group Baytown: annual Form-R pounds
LIGHT site · AIR pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows Si Group Baytown year-over-year reported totals (increased by 293% 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: Cyclohexane.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 1.8K lbs | 6 |
| 2020 | 4.6K lbs | 6 |
| 2021 | 5.6K lbs | 6 |
| 2022 | 5.5K lbs | 6 |
| 2023 | 7.1K lbs | 6 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 3 of 6 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Cyclohexane | 10.6K lbs | - |
| Styrene | 5.2K lbs | Carcinogen |
| 1,3-Butadiene | 4.4K lbs | Carcinogen |
| Propylene | 3.2K lbs | - |
| n-Hexane | 1.2K lbs | - |
| Isoprene | 1 lbs | Carcinogen |
Si Group Baytown · AIR-pathway site
Nearest TRI Facilities to Si Group Baytown
Closest other reporters in Texas - including Granite Inliner LLC - Baytown, Lcy Elastomers LP, Monument Chemical Baytown LLC, 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. Reg Newton LLC, Akzo Nobel Coatings, Solvay Specialty Polymers USA Llc-Alpharetta.
Compare beyond Texas
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Si Group Baytown on cumulative reported pounds (24.5K lbs) and distinct chemical count (6). Release-pound peers include Clayton Maynardville, Reg Newton LLC, Akzo Nobel Coatings. Chemical-count peers include Eaton Intelligent Power Ltd, Leoni Wire Inc, Turf Care Supply-Hatfield Plant. 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).
Other Si Group Inc Facilities
Same-parent TRI sites ranked by reported releases - including Si Group Inc, Si Group Inc. - Newport Tn, Si Group Inc.
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 Cyclohexane, Styrene, 1,3-Butadiene, Propylene; nearby reporters include Granite Inliner LLC - Baytown. Si Group Baytown stamps LIGHT volume · AIR pathway · CARC-MID 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 Si Group Baytown TRI extract (LIGHT · AIR · CARC-MID · lead Cyclohexane) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Si Group Baytown totals are self-reported EPCRA §313 estimates for Baytown, TX, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 325110 · Chemicals. 0.0% of Harris TRI pounds in this extract. Nearest ABS peer: Clayton Maynardville (Δ 4 lbs). Pounds ≠ exposure.
Si Group Baytown stamps LIGHT volume · AIR pathway · CARC-MID · lead Cyclohexane. 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