EPA TRI Facility · Chemicals
Monument Chemical Baytown LLC
Baytown, TX · Parent: Monument Chemical LLC
- Total releases
- 27.4K lbs
- Chemicals reported
- 11
- Carcinogens
- 4
- Primary pathway
- Air Releases
MIXED Form-R mix
Monument Chemical Baytown LLC: how the 27.4K lbs splits
27.4K lbs across all reported pathways
- Air Releases 14.2K lbs 51.7%
- Off-site Transfers 13.2K lbs 48.3%
- Water Discharges 0 lbs <0.1%
- Land Disposal 0 lbs <0.1%
Monument Chemical Baytown LLC's 27.4K lbs Form-R total is MIXED - air releases is 51.7% of the bar. Next segment: off-site transfers at 48.3%. Leading chemical by pounds: Naphthalene.
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 MIXED pathway CARC-HEAVY
Monument Chemical Baytown LLC is an EPA Toxics Release Inventory reporter in Baytown, TX, in the chemicals sector. It reported 14.4K lbs of releases across 11 chemicals in 2023, and 27.4K lbs in total across its 2019-2023 reporting years. That ranks 7,524 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. Monument Chemical Baytown LLC is pounds #733 and chemical-count #246 at 27.4K 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: Si Group Baytown; Lcy Elastomers LP; Granite Inliner LLC - Baytown; Campbell Rmc Baytown. Similar-scale Chemicals peers outside Texas: Rodda Paint Co; Ineos Composites US LLC; Didion Ethanol LLC; Uop LLC Baton Rouge Plant. Other Monument Chemical LLC sites in this extract: Monument Chemical Port Arthur LLC; Monument Chemical Houston LLC; Monument Chemical Bayport LLC. Largest disclosed chemicals by pounds: Naphthalene; Benzene; Toluene; Styrene.
Monument Chemical Baytown LLC is a LIGHT · MIXED-pathway Form-R site in Baytown, TX: 27.4K lbs across 11 chemicals (4 carcinogen-classified, CARC-HEAVY). No single media clears 70% of the bar (lead segment air releases at 51.7%). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Rodda Paint Co and Ineos Composites US LLC.
Monument Chemical Baytown LLC vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
27K lbs Top 29% higher than 71% 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
Monument Chemical Baytown LLC: Naphthalene-led volume
Among the 3,917 Chemicals facilities in this database, Monument Chemical Baytown LLC reports the 1,589th-largest volume (27.4K lbs). Its reported volume is concentrated rather than spread: Naphthalene alone is 75.1% of the total. Carcinogen-classified chemicals make up 89.4% of the reported pounds, not just of the chemical count. Scale peers outside Texas include Rodda Paint Co and Ineos Composites US LLC.
Concentrated means ≥60% of Monument Chemical Baytown LLC's pounds in one chemical - here Naphthalene at 75.1%. Not a toxicity score.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Monument Chemical Baytown LLC's total reported releases rose from 4.0 thousand lb in 2022 to 14.4 thousand lb in 2023, based on EPA TRI filings.
- Monument Chemical Baytown LLC's off-site transfers rose from 1.2 thousand lb in 2022 to 12.0 thousand lb in 2023, based on EPA TRI filings.
- Monument Chemical Baytown LLC's air releases fell from 2.7 thousand lb in 2022 to 2.4 thousand lb in 2023, based on EPA TRI filings.
- Monument Chemical Baytown LLC's chemicals reported rose from 10 in 2022 to 11 in 2023, based on EPA TRI filings.
Monument Chemical Baytown LLC Form-R facts
Compare this facility
See how Monument Chemical Baytown LLC stacks up against nearby facilities and the typical reporter.
About the same as the comparison
83% 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 Monument Chemical Baytown LLC releases toxic chemicals into the environment. Total: 27.4K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases increased by 751% (1.7K lbs to 14.4K lbs).
Monument Chemical Baytown LLC: annual Form-R pounds
LIGHT site · MIXED pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows Monument Chemical Baytown LLC year-over-year reported totals (increased by 751% 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: Naphthalene.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 1.7K lbs | 9 |
| 2020 | 2.7K lbs | 9 |
| 2021 | 4.6K lbs | 10 |
| 2022 | 4.0K lbs | 10 |
| 2023 | 14.4K lbs | 11 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 4 of 11 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Naphthalene | 20.6K lbs | Carcinogen |
| Benzene | 2.0K lbs | Carcinogen |
| Toluene | 1.9K lbs | - |
| Styrene | 1.1K lbs | Carcinogen |
| Ethylbenzene | 777 lbs | Carcinogen |
| Cyclohexane | 406 lbs | - |
| n-Hexane | 367 lbs | - |
| Dicyclopentadiene | 123 lbs | - |
| Xylene (mixed isomers) | 103 lbs | - |
| Anthracene | 2 lbs | - |
| Biphenyl | 0 lbs | - |
Monument Chemical Baytown LLC in Harris
Nearest TRI Facilities to Monument Chemical Baytown LLC
Closest other reporters in Texas - including Si Group Baytown, Lcy Elastomers LP, Granite Inliner LLC - Baytown, 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. Rodda Paint Co, Ineos Composites US LLC, Didion Ethanol LLC.
Compare beyond Texas
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Monument Chemical Baytown LLC on cumulative reported pounds (27.4K lbs) and distinct chemical count (11). Release-pound peers include Nestle Prepared Foods Co, Dixon Brass, Natrium Gas Plant. Chemical-count peers include Puerto Rico Energy LLC - Bayamon Terminal, Lanco Manufacturing Corp, Buckeye Caribbean Terminals LLC (former Scyi). 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).
- Puerto Rico Energy LLC - Bayamon Terminal Bayamon, PR · Petroleum Bulk Terminals 11 chemicals
- Lanco Manufacturing Corp San Lorenzo, PR · Chemicals 11 chemicals
- Buckeye Caribbean Terminals LLC (former Scyi) Yabucoa, PR · Petroleum Bulk Terminals 11 chemicals
- Limetree Bay Terminals LLC DBA Ocean Point Terminals Christiansted, VI · Petroleum Bulk Terminals 11 chemicals
Other Monument Chemical LLC Facilities
Same-parent TRI sites ranked by reported releases - including Monument Chemical Port Arthur LLC, Monument Chemical Houston LLC, Monument Chemical Bayport 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 Naphthalene, Benzene, Toluene, Styrene; nearby reporters include Si Group Baytown. Monument Chemical Baytown LLC stamps LIGHT volume · MIXED pathway · CARC-HEAVY 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 Monument Chemical Baytown LLC TRI extract (LIGHT · MIXED · CARC-HEAVY · lead Naphthalene) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Monument Chemical Baytown LLC totals are self-reported EPCRA §313 estimates for Baytown, TX, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 325199 · Chemicals. 0.0% of Harris TRI pounds in this extract. Nearest ABS peer: Nestle Prepared Foods Co (Δ 8 lbs). Pounds ≠ exposure.
Monument Chemical Baytown LLC stamps LIGHT · MIXED pathway (air releases leads at 51.7%). Pipeline-rendered EPA Form-R only - no editor-typed pounds. 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