EPA TRI Facility · Primary Metals
Skyline Steel Llc. - Geo Pomona
Pomona, CA · Parent: Nucor Corp
- Total releases
- 14 lbs
- Chemicals reported
- 2
- Carcinogens
- 1
- Primary pathway
- Off-site Transfers
OFFSITE Form-R mix
Skyline Steel Llc. - Geo Pomona: how the 14 lbs splits
14 lbs across all reported pathways
- Off-site Transfers 14 lbs 100.0%
- Air Releases 0 lbs <0.1%
Skyline Steel Llc. - Geo Pomona's 14 lbs Form-R total is OFFSITE - off-site transfers is 100.0% of the bar. Next segment: air releases at <0.1%. Leading chemical by pounds: Manganese.
TRACE volume OFFSITE pathway TRACE-CARC
Skyline Steel Llc. - Geo Pomona is an EPA Toxics Release Inventory reporter in Pomona, CA, in the primary metals sector. It reported 2 lbs of releases across 1 chemical in 2023, and 14 lbs in total across its 2020-2023 reporting years. That ranks 18,296 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In California's 1,149 reporting TRI sites, pounds #1 is not chemical-count #1. Skyline Steel Llc. - Geo Pomona is pounds #960 and chemical-count #716 at 14 lbs. Clean Harbors Buttonwillow LLC leads reported pounds (50.4M lbs) at 45 chemicals (chemical-count #2). Chevron Products Co Richmond Refinery leads chemical count at 46 chemicals (3.0M lbs, pounds #13). Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Airgas USA LLC; Gb Manufacturing Inc Calif. Acrylic Ind. Inc. (dba Cal Spas); Montclair Bronze Inc; Silpak Inc. Similar-scale Primary Metals peers outside California: Magnesium Elektron Na Inc Madison; Exlabesa Extrusion Tifton Inc.; Palmer Foundry Inc; Ross Aluminum Castings LLC. Other Nucor Corp sites in this extract: Nucor Steel-Berkeley; Nucor Steel Tuscaloosa Inc; Nucor Steel; Nucor Steel Hertford County. Largest disclosed chemicals by pounds: Manganese; Lead.
Skyline Steel Llc. - Geo Pomona stamps TRACE volume with a dominant OFFSITE pathway (100.0% off-site transfers) across 2 chemicals · 1 carcinogen-classified. Cumulative Form-R extract: 14 lbs (2020–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Magnesium Elektron Na Inc Madison and Exlabesa Extrusion Tifton Inc..
Skyline Steel Llc. - Geo Pomona vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
14 lbs 30th percentile higher than 30% 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
Skyline Steel Llc. - Geo Pomona in the Primary Metals sector extract
Among the 1,603 Primary Metals facilities in this database, Skyline Steel Llc. - Geo Pomona reports the 1,329th-largest volume (14 lbs). Scale peers outside California include Magnesium Elektron Na Inc Madison and Exlabesa Extrusion Tifton Inc..
Sector rank uses reported TRI pounds only. Share callouts need ≥1,000 lbs so tiny totals cannot mint a false signal.
Skyline Steel Llc. - Geo Pomona Form-R facts
Compare this facility
See how Skyline Steel Llc. - Geo Pomona stacks up against nearby facilities and the typical reporter.
40% 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 Skyline Steel Llc. - Geo Pomona releases toxic chemicals into the environment. Total: 14 lbs.
Emissions Trend Summary
From 2020 to 2023, total releases decreased by 78% (10 lbs to 2 lbs).
Skyline Steel Llc. - Geo Pomona: annual Form-R pounds
TRACE site · OFFSITE pathway · TRI years 2020–2023
- 2020 0
- 2022 0
- 2023 0
What this shows Skyline Steel Llc. - Geo Pomona year-over-year reported totals (decreased by 78% from 2020 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 |
|---|---|---|
| 2020 | 10 lbs | 2 |
| 2022 | 2 lbs | 1 |
| 2023 | 2 lbs | 1 |
Skyline Steel Llc. - Geo Pomona · OFFSITE-pathway site
Nearest TRI Facilities to Skyline Steel Llc. - Geo Pomona
Closest other reporters in California - including Airgas USA LLC, Gb Manufacturing Inc Calif. Acrylic Ind. Inc. (dba Cal Spas), Montclair Bronze Inc, ordered by distance.
Showing 8 of 1,148 other reporting facilities in California.
Similar Primary Metals Facilities
Other Primary Metals facilities with similar total release volumes (±80%), outside California - e.g. Magnesium Elektron Na Inc Madison, Exlabesa Extrusion Tifton Inc., Palmer Foundry Inc.
Other Nucor Corp Facilities
Same-parent TRI sites ranked by reported releases - including Nucor Steel-Berkeley, Nucor Steel Tuscaloosa Inc, Nucor Steel.
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, Lead; nearby reporters include Airgas USA LLC. Skyline Steel Llc. - Geo Pomona stamps TRACE volume · OFFSITE pathway · TRACE-CARC 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 Skyline Steel Llc. - Geo Pomona TRI extract (TRACE · OFFSITE · TRACE-CARC · lead Manganese) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Skyline Steel Llc. - Geo Pomona totals are self-reported EPCRA §313 estimates for Pomona, CA, latest year 2023. Form-R rows span 2020–2023 (3 years). NAICS 331210 · Primary Metals. 0.0% of Los Angeles TRI pounds in this extract. Nearest ABS peer: Allied Plant 5 - Manvel (Δ 0 lbs). Pounds ≠ exposure.
Skyline Steel Llc. - Geo Pomona stamps TRACE volume · OFFSITE pathway · TRACE-CARC · 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