EPA TRI Facility · Other
Isti Plant Services
Catoosa, OK
- Total releases
- 79 lbs
- Chemicals reported
- 6
- Carcinogens
- 2
- Primary pathway
- Air Releases
AIR Form-R mix
Isti Plant Services: how the 79 lbs splits
79 lbs across all reported pathways
- Air Releases 79 lbs 100.0%
Isti Plant Services's 79 lbs Form-R total is AIR - air releases is 100.0% of the bar. Off-site transfers stay separate from air, water, and land releases. Leading chemical by pounds: Manganese.
TRACE volume AIR pathway CARC-LEAN
Isti Plant Services is an EPA Toxics Release Inventory reporter in Catoosa, OK, in the other sector. It reported 25 lbs of releases across 3 chemicals in 2023, and 79 lbs in total across its 2019-2023 reporting years. That ranks 16,787 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Oklahoma's 350 reporting TRI sites, pounds #1 is not chemical-count #1. Isti Plant Services is pounds #281 and chemical-count #93 at 79 lbs. International Paper Co leads reported pounds (28.8M lbs) at 21 chemicals (chemical-count #10). Clean Harbors Lone Mountain LLC Lone Mountain Facility leads chemical count at 51 chemicals (15.9M lbs, pounds #3). Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Isti Plant Services; Isti Plant Services; Matrix Service Fabrication Div; Safety-Kleen Sys Inc. Similar-scale Other peers outside Oklahoma: Cronimet Specialty Metals USA Inc; Cronimet Specialty Metals USA Inc; Military Ocean Terminal Concord; US Dod Usaf Grissom Arb. Largest disclosed chemicals by pounds: Manganese; Manganese And Manganese Compounds; Copper compounds; Nickel compounds.
Isti Plant Services stamps TRACE volume with a dominant AIR pathway (100.0% air releases) across 6 chemicals · 2 carcinogen-classified. Cumulative Form-R extract: 79 lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Cronimet Specialty Metals USA Inc and Cronimet Specialty Metals USA Inc.
Isti Plant Services vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
79 lbs 35th percentile higher than 35% 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
Isti Plant Services in the Other sector extract
Among the 632 Other facilities in this database, Isti Plant Services reports the 497th-largest volume (79 lbs). Scale peers outside Oklahoma include Cronimet Specialty Metals USA Inc and Cronimet Specialty Metals USA Inc.
Sector rank uses reported TRI pounds only. Share callouts need ≥1,000 lbs so tiny totals cannot mint a false signal.
Isti Plant Services Form-R facts
Compare this facility
See how Isti Plant Services stacks up against nearby facilities and the typical reporter.
97% less 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 Isti Plant Services releases toxic chemicals into the environment. Total: 79 lbs.
Emissions Trend Summary
From 2019 to 2023, total releases increased by 530% (4 lbs to 25 lbs).
Isti Plant Services: annual Form-R pounds
TRACE site · AIR pathway · TRI years 2019–2023
- 2019 0
- 2021 0
- 2022 0
- 2023 0
What this shows Isti Plant Services year-over-year reported totals (increased by 530% 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: Manganese.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 4 lbs | 2 |
| 2021 | 21 lbs | 1 |
| 2022 | 29 lbs | 3 |
| 2023 | 25 lbs | 3 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 2 of 6 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Manganese | 53 lbs | - |
| Manganese And Manganese Compounds | 20 lbs | - |
| Copper compounds | 3 lbs | - |
| Nickel compounds | 2 lbs | Carcinogen |
| Nickel And Nickel Compounds | 0 lbs | Carcinogen |
| Copper And Copper Compounds | 0 lbs | - |
Isti Plant Services · AIR-pathway site
Nearest TRI Facilities to Isti Plant Services
Closest other reporters in Oklahoma - including Isti Plant Services, Isti Plant Services, Matrix Service Fabrication Div, ordered by distance.
Showing 8 of 349 other reporting facilities in Oklahoma.
Similar Other Facilities
Other Other facilities with similar total release volumes (±80%), outside Oklahoma - e.g. Cronimet Specialty Metals USA Inc, Cronimet Specialty Metals USA Inc, Military Ocean Terminal Concord.
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 Manganese, Manganese And Manganese Compounds, Copper compounds, Nickel compounds; nearby reporters include Isti Plant Services. Isti Plant Services stamps TRACE volume · AIR pathway · CARC-LEAN 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 Isti Plant Services TRI extract (TRACE · AIR · CARC-LEAN · lead Manganese) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Isti Plant Services totals are self-reported EPCRA §313 estimates for Catoosa, OK, latest year 2023. Form-R rows span 2019–2023 (4 years). NAICS 237120 · Other. 0.0% of Rogers TRI pounds in this extract. Nearest ABS peer: Fatigue Technology Fti (Δ 0 lbs). Pounds ≠ exposure.
Isti Plant Services stamps TRACE volume · AIR pathway · CARC-LEAN · lead Manganese. 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