EPA TRI Facility · Chemical Wholesalers
W. R. Grace & Co Conn
Houston, TX · Parent: W R Grace & Co
- Total releases
- 145 lbs
- Chemicals reported
- 4
- Carcinogens
- 3
- Primary pathway
- Off-site Transfers
OFFSITE Form-R mix
W. R. Grace & Co Conn: how the 145 lbs splits
145 lbs across all reported pathways
- Off-site Transfers 144 lbs 99.9%
- Air Releases 0 lbs 0.1%
W. R. Grace & Co Conn's 145 lbs Form-R total is OFFSITE - off-site transfers is 99.9% of the bar. Next segment: air releases at 0.1%. Leading chemical by pounds: Molybdenum trioxide.
TRACE volume OFFSITE pathway CARC-HEAVY
W. R. Grace & Co Conn is an EPA Toxics Release Inventory reporter in Houston, TX, in the chemical wholesalers sector. It reported 29 lbs of releases across 4 chemicals in 2023, and 145 lbs in total across its 2019-2023 reporting years. That ranks 16,195 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. W. R. Grace & Co Conn is pounds #1482 and chemical-count #886 at 145 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). Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Nelco; Sun Coast Resources LLC; Lone Star Heat Treating Corp; Mauser Corp.. Similar-scale Chemical Wholesalers peers outside Texas: Miles Chemical Co Inc.; Coastal Chemical Co. LLC; Linde Gas & Equipment Inc.; Kanto Corp. Other W R Grace & Co sites in this extract: W R Grace & Co-Conn Grace; Grace Davison-Curtis Bay Works; W.r. Grace & Co.; W R Grace & Co. Largest disclosed chemicals by pounds: Molybdenum trioxide; Nickel compounds; Vanadium (except when contained in an alloy); Lead.
W. R. Grace & Co Conn stamps TRACE volume with a dominant OFFSITE pathway (99.9% off-site transfers) across 4 chemicals · 3 carcinogen-classified. Cumulative Form-R extract: 145 lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Miles Chemical Co Inc. and Coastal Chemical Co. LLC.
W. R. Grace & Co Conn vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
145 lbs 38th percentile higher than 38% 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
W. R. Grace & Co Conn in the Chemical Wholesalers sector extract
Among the 530 Chemical Wholesalers facilities in this database, W. R. Grace & Co Conn reports the 351st-largest volume (145 lbs). Scale peers outside Texas include Miles Chemical Co Inc. and Coastal Chemical Co. LLC.
Sector rank uses reported TRI pounds only. Share callouts need ≥1,000 lbs so tiny totals cannot mint a false signal.
W. R. Grace & Co Conn Form-R facts
Compare this facility
See how W. R. Grace & Co Conn stacks up against nearby facilities and the typical reporter.
2.6× more than the comparison
2.0× 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 W. R. Grace & Co Conn releases toxic chemicals into the environment. Total: 145 lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 1% (29 lbs to 29 lbs).
W. R. Grace & Co Conn: annual Form-R pounds
TRACE site · OFFSITE pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows W. R. Grace & Co Conn year-over-year reported totals (decreased by 1% 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: Molybdenum trioxide.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 29 lbs | 4 |
| 2020 | 29 lbs | 4 |
| 2021 | 29 lbs | 4 |
| 2022 | 29 lbs | 4 |
| 2023 | 29 lbs | 4 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 3 of 4 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Molybdenum trioxide | 105 lbs | Carcinogen |
| Nickel compounds | 25 lbs | Carcinogen |
| Vanadium (except when contained in an alloy) | 15 lbs | - |
| Lead | 0 lbs | Carcinogen |
W. R. Grace & Co Conn · OFFSITE-pathway site
Nearest TRI Facilities to W. R. Grace & Co Conn
Closest other reporters in Texas - including Nelco, Sun Coast Resources LLC, Lone Star Heat Treating Corp, ordered by distance.
Showing 8 of 2,015 other reporting facilities in Texas.
Similar Chemical Wholesalers Facilities
Other Chemical Wholesalers facilities with similar total release volumes (±80%), outside Texas - e.g. Miles Chemical Co Inc., Coastal Chemical Co. LLC, Linde Gas & Equipment Inc..
Other W R Grace & Co Facilities
Same-parent TRI sites ranked by reported releases - including W R Grace & Co-Conn Grace, Grace Davison-Curtis Bay Works, W.r. Grace & Co..
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 Molybdenum trioxide, Nickel compounds, Vanadium (except when contained in an alloy), Lead; nearby reporters include Nelco. W. R. Grace & Co Conn stamps TRACE volume · OFFSITE 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 W. R. Grace & Co Conn TRI extract (TRACE · OFFSITE · CARC-HEAVY · lead Molybdenum trioxide) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
W. R. Grace & Co Conn totals are self-reported EPCRA §313 estimates for Houston, TX, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 424690 · Chemical Wholesalers. 0.0% of Harris TRI pounds in this extract. Nearest ABS peer: US Gypsum Co Detroit Plant (Δ 0 lbs). Pounds ≠ exposure.
W. R. Grace & Co Conn stamps TRACE volume · OFFSITE pathway · CARC-HEAVY · lead Molybdenum trioxide. 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