EPA TRI Facility · Chemicals
Shac Catalyst Plant
Norco, LA · Parent: W R Grace & Co
- Total releases
- 15.6K lbs
- Chemicals reported
- 5
- Carcinogens
- 1
- Primary pathway
- Air Releases
AIR Form-R mix
Shac Catalyst Plant: how the 15.6K lbs splits
15.6K lbs across all reported pathways
- Air Releases 15.6K lbs 99.8%
- Water Discharges 27 lbs 0.2%
Shac Catalyst Plant's 15.6K lbs Form-R total is AIR - air releases is 99.8% of the bar. Next segment: water discharges at 0.2%. Leading chemical by pounds: Chloroethane.
LIGHT volume AIR pathway CLEAN
Shac Catalyst Plant is an EPA Toxics Release Inventory reporter in Norco, LA, in the chemicals sector. It reported 2.5K lbs of releases across 5 chemicals in 2023, and 15.6K lbs in total across its 2019-2023 reporting years. That ranks 8,810 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. Shac Catalyst Plant is pounds #244 and chemical-count #198 at 15.6K 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: Shell Norco Chemical Plant West Site; Shell Norco Chemical Plant; Linde St Charles Facility; Linde Gas & Equipment. Similar-scale Chemicals peers outside Louisiana: Ambit Chemical Technologies; Honeywell Electronic Chemicals LLC; Diversey Corp; Messer Brandon Ms. 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: Chloroethane; Chlorobenzene; Titanium tetrachloride; Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size).
Shac Catalyst Plant stamps LIGHT volume with a dominant AIR pathway (99.8% air releases) across 5 chemicals · 1 carcinogen-classified. Cumulative Form-R extract: 15.6K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Ambit Chemical Technologies and Honeywell Electronic Chemicals LLC.
Shac Catalyst Plant vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
16K lbs Top 34% higher than 66% 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
Shac Catalyst Plant in the Chemicals sector extract
Among the 3,917 Chemicals facilities in this database, Shac Catalyst Plant reports the 1,853rd-largest volume (15.6K lbs). Scale peers outside Louisiana include Ambit Chemical Technologies and Honeywell Electronic Chemicals LLC.
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
- Shac Catalyst Plant's total reported releases rose from 1.5 thousand lb in 2022 to 2.5 thousand lb in 2023, based on EPA TRI filings.
- Shac Catalyst Plant's air releases rose from 1.5 thousand lb in 2022 to 2.5 thousand lb in 2023, based on EPA TRI filings.
- Shac Catalyst Plant's chemicals reported rose from 3 in 2022 to 5 in 2023, based on EPA TRI filings.
Shac Catalyst Plant Form-R facts
Compare this facility
See how Shac Catalyst Plant stacks up against nearby facilities and the typical reporter.
84% less than the comparison
77% less 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 Shac Catalyst Plant releases toxic chemicals into the environment. Total: 15.6K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 37% (4.0K lbs to 2.5K lbs).
Shac Catalyst Plant: 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 Shac Catalyst Plant year-over-year reported totals (decreased by 37% 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: Chloroethane.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 4.0K lbs | 3 |
| 2020 | 4.0K lbs | 3 |
| 2021 | 3.6K lbs | 4 |
| 2022 | 1.5K lbs | 3 |
| 2023 | 2.5K lbs | 5 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 1 of 5 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Chloroethane | 6.9K lbs | - |
| Chlorobenzene | 4.1K lbs | - |
| Titanium tetrachloride | 3.9K lbs | - |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 738 lbs | - |
| Perfluorooctanoic acid | 0 lbs | Carcinogen |
Shac Catalyst Plant · AIR-pathway site
Nearest TRI Facilities to Shac Catalyst Plant
Closest other reporters in Louisiana - including Shell Norco Chemical Plant West Site, Shell Norco Chemical Plant, Linde St Charles Facility, ordered by distance.
Showing 8 of 416 other reporting facilities in Louisiana.
Similar Chemicals Facilities
Other Chemicals facilities with similar total release volumes (±80%), outside Louisiana - e.g. Ambit Chemical Technologies, Honeywell Electronic Chemicals LLC, Diversey Corp.
Compare beyond Louisiana
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Shac Catalyst Plant on cumulative reported pounds (15.6K lbs) and distinct chemical count (5). Release-pound peers include Frito-Lay Inc, Ambit Chemical Technologies, Hydro-Aire Aerospace Corp.. Chemical-count peers include Abbvie Ltd, Lilly del Caribe Inc Carolin A, Baxter Healthcare of Puerto Rico LLC. 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.
- Frito-Lay Inc Jonesboro, AR · Food 15.6K lbs reported
- Ambit Chemical Technologies Gulfport, MS · Chemicals 15.6K lbs reported
- Hydro-Aire Aerospace Corp. Elyria, OH · Transportation Equipment 15.6K lbs reported
- Univar Solutions USA - Providence Branch Providence, RI · Chemical Wholesalers 15.6K lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
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 Chloroethane, Chlorobenzene, Titanium tetrachloride, Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size); nearby reporters include Shell Norco Chemical Plant West Site. Shac Catalyst Plant stamps LIGHT volume · AIR pathway · CLEAN 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 Shac Catalyst Plant TRI extract (LIGHT · AIR · CLEAN · lead Chloroethane) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Shac Catalyst Plant totals are self-reported EPCRA §313 estimates for Norco, LA, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 325180 · Chemicals. 0.0% of St. Charles Parish TRI pounds in this extract. Nearest ABS peer: Frito-Lay Inc (Δ 1 lbs). Pounds ≠ exposure.
Shac Catalyst Plant stamps LIGHT volume · AIR pathway · CLEAN · lead Chloroethane. 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