EPA TRI Facility · Chemicals

W R Grace & Co-Conn Grace

Sulphur, LA · Parent: W R Grace & Co

Total releases
4.7M lbs
Chemicals reported
10
Carcinogens
4
Primary pathway
Air Releases

MIXED Form-R mix

W R Grace & Co-Conn Grace: how the 4.7M lbs splits

4.7M lbs across all reported pathways

  • Air Releases 2.9M lbs 61.5%
  • Off-site Transfers 1.6M lbs 35.1%
  • Water Discharges 161.6K lbs 3.4%
  • Land Disposal 0 lbs <0.1%

W R Grace & Co-Conn Grace's 4.7M lbs Form-R total is MIXED - air releases is 61.5% of the bar. Next segment: off-site transfers at 35.1%. Leading chemical by pounds: Ammonia.

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 MIXED pathway CARC-MID

W R Grace & Co-Conn Grace is an EPA Toxics Release Inventory reporter in Sulphur, LA, in the chemicals sector. It reported 1.1M lbs of releases across 9 chemicals in 2023, and 4.7M lbs in total across its 2019-2023 reporting years. That ranks 450 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. W R Grace & Co-Conn Grace is pounds #28 and chemical-count #96 at 4.7M 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: Southern Ionics Inc; Rain Cii Carbon LLC Lake Charles Calcining Plant (lccp); Phillips 66 Co Gulf Coast Lubes Plant; Westlake Styrene LLC - Styrene Marine Terminal. Similar-scale Chemicals peers outside Louisiana: Dow Chemical Co Freeport Facility; Chevron Phillips Chemical Co LP; Enterprise Products Operating LLC; White Springs Agricultural Chemicals Inc. - Nutrien. Other W R Grace & Co sites in this extract: Grace Davison-Curtis Bay Works; W.r. Grace & Co.; W R Grace & Co; Grace -Pasadena Catalyst Site. Largest disclosed chemicals by pounds: Ammonia; Molybdenum trioxide; Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size); Nickel And Nickel Compounds.

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W R Grace & Co-Conn Grace is a HEAVY · MIXED-pathway Form-R site in Sulphur, LA: 4.7M lbs across 10 chemicals (4 carcinogen-classified, CARC-MID). No single media clears 70% of the bar (lead segment air releases at 61.5%). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Dow Chemical Co Freeport Facility and Chevron Phillips Chemical Co LP.

#450 of 25,986 TRI facilities nationwide by total reported releases - among the top 1.7% of reporting sites by volume. Ranking reflects reported pounds, not toxicity or health risk.

W R Grace & Co-Conn Grace vs. every reporting TRI facility

Cumulative reported release pounds, with this facility marked in the national distribution

4.7M lbs Top 2% higher than 98% of 25,986 reporting TRI facilities

This facility 0 lbs 20M+ lbs every reporting TRI facility, bucketed by value

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 Grace in the Chemicals sector extract

Among the 3,917 Chemicals facilities in this database, W R Grace & Co-Conn Grace reports the 83rd-largest volume, placing it in the top 2.1% of its sector. Scale peers outside Louisiana include Dow Chemical Co Freeport Facility and Chevron Phillips Chemical Co LP.

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

2022 → 2023
  • W R Grace & Co-Conn Grace's total reported releases rose from 1.1 million lb in 2022 to 1.1 million lb in 2023, based on EPA TRI filings.
  • W R Grace & Co-Conn Grace's air releases rose from 588.5 thousand lb in 2022 to 674.0 thousand lb in 2023, based on EPA TRI filings.
  • W R Grace & Co-Conn Grace's chemicals reported rose from 8 in 2022 to 9 in 2023, based on EPA TRI filings.
  • W R Grace & Co-Conn Grace's water releases fell from 31.4 thousand lb in 2022 to 29.7 thousand lb in 2023, based on EPA TRI filings.

W R Grace & Co-Conn Grace Form-R facts

Sector
Chemicals
HEAVY volume
4.7M lbs
MIXED pathway
Air Releases
CARC-MID chem count
10 · 4 carc.
Lead chemical
Ammonia

Compare this facility

See how W R Grace & Co-Conn Grace stacks up against nearby facilities and the typical reporter.

Total reported releases
W R Grace & Co-Conn Grace
4.7M lbs
Southern Ionics Inc
4.7K lbs

1009.6× more than the comparison

Chemicals reported
W R Grace & Co-Conn Grace
10
Southern Ionics Inc
1

10.0× 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 Grace releases toxic chemicals into the environment. Total: 4.7M lbs.

Air Releases 2.9M lbs (61.5%)
Off-site Transfers 1.6M lbs (35.1%)
Water Discharges 161.6K lbs (3.4%)
Land Disposal 0 lbs (<0.1%)
View 5-Year Emissions Trend →

Emissions Trend Summary

From 2019 to 2023, total releases increased by 86% (615.6K lbs to 1.1M lbs).

W R Grace & Co-Conn Grace: annual Form-R pounds

HEAVY site · MIXED pathway · TRI years 2019–2023

million lbs

What this shows W R Grace & Co-Conn Grace year-over-year reported totals (increased by 86% 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: Ammonia.

Source EPA Toxics Release Inventory (TRI)
Year Total Chemicals
2019 615.6K lbs 7
2020 802.9K lbs 7
2021 1.1M lbs 8
2022 1.1M lbs 8
2023 1.1M lbs 9

Chemical Releases

Aggregated across all reporting years (2019–2023). 4 of 10 chemicals are carcinogens. Sorted by total release volume.

Chemical Total Flags
Ammonia 2.2M lbs -
Molybdenum trioxide 1.2M lbs Carcinogen
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 864.2K lbs -
Nickel And Nickel Compounds 219.2K lbs Carcinogen
Nickel compounds 195.6K lbs Carcinogen
Vanadium (except when contained in an alloy) 3.9K lbs -
Chlorine 1.6K lbs -
Lead 1.5K lbs Carcinogen
Nitric acid 1.3K lbs -
Mercury 998 lbs -

W R Grace & Co-Conn Grace in Calcasieu Parish

Sulphur, LA
30.1579, -93.3397
County TRI context
Calcasieu Parish · 4.8% of county pounds
Parent company
W R Grace & Co

Compare beyond Louisiana

Nationwide peers by reported pounds & chemical count

Cross-state TRI reporters nearest W R Grace & Co-Conn Grace on cumulative reported pounds (4.7M lbs) and distinct chemical count (10). Release-pound peers include Dow Chemical Co Freeport Facility, Nexeo Solutions LLC, Saint Nicholas Cogeneration Project. Chemical-count peers include Harris Paints Corp., Saint Thomas Bulk Terminal, Total Guaynabo Bulk Terminal. Neighborhoods are forced disjoint so each axis surfaces a different set of sites.

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 Ammonia, Molybdenum trioxide, Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size), Nickel And Nickel Compounds; nearby reporters include Southern Ionics Inc. W R Grace & Co-Conn Grace stamps HEAVY volume · MIXED 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 W R Grace & Co-Conn Grace TRI extract (HEAVY · MIXED · CARC-MID · lead Ammonia) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.

W R Grace & Co-Conn Grace totals are self-reported EPCRA §313 estimates for Sulphur, LA, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 325180 · Chemicals. 4.8% of Calcasieu Parish TRI pounds in this extract. Nearest ABS peer: Packaging Corp of America - Deridder Mill (Δ 3.0K lbs). Pounds ≠ exposure.

W R Grace & Co-Conn Grace stamps HEAVY · MIXED pathway (air releases leads at 61.5%). 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