EPA TRI Facility · Primary Metals
Rock River Fabrication
Lyndon, IL · Parent: Phillips & Johnston Tube
- Total releases
- 73.8K lbs
- Chemicals reported
- 7
- Carcinogens
- 2
- Primary pathway
- Off-site Transfers
MIXED Form-R mix
Rock River Fabrication: how the 73.8K lbs splits
73.8K lbs across all reported pathways
- Off-site Transfers 41.7K lbs 56.6%
- Air Releases 32.0K lbs 43.4%
Rock River Fabrication's 73.8K lbs Form-R total is MIXED - off-site transfers is 56.6% of the bar. Next segment: air releases at 43.4%. Leading chemical by pounds: Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size).
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-LEAN
Rock River Fabrication is an EPA Toxics Release Inventory reporter in Lyndon, IL, in the primary metals sector. It reported 8.9K lbs of releases across 4 chemicals in 2023, and 73.8K lbs in total across its 2019-2023 reporting years. That ranks 5,246 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Illinois's 951 reporting TRI sites, pounds #1 is not chemical-count #1. Rock River Fabrication is pounds #213 and chemical-count #153 at 73.8K lbs. Prairie State Generating Co leads reported pounds (37.9M lbs) at 31 chemicals (chemical-count #8). Veolia N.a. Inc. leads chemical count at 141 chemicals (1.9M lbs, pounds #34). Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Frantz Manufacturing Co Wheel & Bearing Div; Dana Off-Highway Drive & Motion Systems; Sterling Steel Co LLC; Maclean Mallard LLC. Similar-scale Primary Metals peers outside Illinois: Webco Industries Inc. Oil City Tube Div; Mountain Ridge Metals Llc.; East Jordan Foundry LLC; Nemak USA Inc.. Largest disclosed chemicals by pounds: Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size); Thiourea; Copper; Manganese.
Rock River Fabrication is a LIGHT · MIXED-pathway Form-R site in Lyndon, IL: 73.8K lbs across 7 chemicals (2 carcinogen-classified, CARC-LEAN). No single media clears 70% of the bar (lead segment off-site transfers at 56.6%). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Webco Industries Inc. Oil City Tube Div and Mountain Ridge Metals Llc..
Rock River Fabrication vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
74K lbs Top 20% higher than 80% 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
Rock River Fabrication in the Primary Metals sector extract
Among the 1,603 Primary Metals facilities in this database, Rock River Fabrication reports the 449th-largest volume (73.8K lbs). Scale peers outside Illinois include Webco Industries Inc. Oil City Tube Div and Mountain Ridge Metals 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
- Rock River Fabrication's total reported releases fell from 19.6 thousand lb in 2022 to 8.9 thousand lb in 2023, based on EPA TRI filings.
- Rock River Fabrication's air releases fell from 3.2 thousand lb in 2022 to 1 lb in 2023, based on EPA TRI filings.
- Rock River Fabrication's off-site transfers fell from 16.4 thousand lb in 2022 to 8.9 thousand lb in 2023, based on EPA TRI filings.
- Rock River Fabrication's chemicals reported fell from 5 in 2022 to 4 in 2023, based on EPA TRI filings.
Rock River Fabrication Form-R facts
Compare this facility
See how Rock River Fabrication stacks up against nearby facilities and the typical reporter.
138.4× more than the comparison
3.5× 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 Rock River Fabrication releases toxic chemicals into the environment. Total: 73.8K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 73% (32.6K lbs to 8.9K lbs).
Rock River Fabrication: 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 Rock River Fabrication year-over-year reported totals (decreased by 73% 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: Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size).
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 32.6K lbs | 7 |
| 2020 | 559 lbs | 5 |
| 2021 | 12.2K lbs | 5 |
| 2022 | 19.6K lbs | 5 |
| 2023 | 8.9K lbs | 4 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 2 of 7 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 35.9K lbs | - |
| Thiourea | 14.5K lbs | Carcinogen |
| Copper | 11.6K lbs | - |
| Manganese | 9.6K lbs | - |
| Chromium | 1.3K lbs | - |
| Zinc (fume or dust) | 602 lbs | - |
| Nickel | 267 lbs | Carcinogen |
Rock River Fabrication in Whiteside
Nearest TRI Facilities to Rock River Fabrication
Closest other reporters in Illinois - including Frantz Manufacturing Co Wheel & Bearing Div, Dana Off-Highway Drive & Motion Systems, Sterling Steel Co LLC, ordered by distance.
Showing 8 of 950 other reporting facilities in Illinois.
Similar Primary Metals Facilities
Other Primary Metals facilities with similar total release volumes (±80%), outside Illinois - e.g. Webco Industries Inc. Oil City Tube Div, Mountain Ridge Metals Llc., East Jordan Foundry LLC.
Compare beyond Illinois
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Rock River Fabrication on cumulative reported pounds (73.8K lbs) and distinct chemical count (7). Release-pound peers include Green Plains Superior LLC, Mica Brick Plant, Nhs U.S. LLC. Chemical-count peers include Hubbell Caribe Ltd, Celanese Microcircuits Industries Ltd., Virgin Islands Water & Power Authority. 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).
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 Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size), Thiourea, Copper, Manganese; nearby reporters include Frantz Manufacturing Co Wheel & Bearing Div. Rock River Fabrication stamps LIGHT volume · MIXED 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 Rock River Fabrication TRI extract (LIGHT · MIXED · CARC-LEAN · lead Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Rock River Fabrication totals are self-reported EPCRA §313 estimates for Lyndon, IL, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 331210 · Primary Metals. 0.8% of Whiteside TRI pounds in this extract. Nearest ABS peer: Green Plains Superior LLC (Δ 23 lbs). Pounds ≠ exposure.
Rock River Fabrication stamps LIGHT · MIXED pathway (off-site transfers leads at 56.6%). 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