EPA TRI Facility · Fabricated Metals
Csl Operating LLC
Santa Clara, CA · Parent: Enpro Industries Inc
- Total releases
- 12.4K lbs
- Chemicals reported
- 1
- Latest report
- 2023
- Primary pathway
- Off-site Transfers
OFFSITE Form-R mix
Csl Operating LLC: how the 12.4K lbs splits
12.4K lbs across all reported pathways
- Off-site Transfers 12.4K lbs 99.9%
- Air Releases 12 lbs 0.1%
- Land Disposal 1 lbs <0.1%
Csl Operating LLC's 12.4K lbs Form-R total is OFFSITE - off-site transfers is 99.9% of the bar. Next segment: air releases at 0.1%. Leading chemical by pounds: Nitric acid.
LIGHT volume OFFSITE pathway CLEAN
Csl Operating LLC is an EPA Toxics Release Inventory reporter in Santa Clara, CA, in the fabricated metals sector. It reported 2.5K lbs of releases across 1 chemical in 2023, and 12.4K lbs in total across its 2019-2023 reporting years. That ranks 9,347 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. Csl Operating LLC is pounds #383 and chemical-count #853 at 12.4K 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: Apct Inc; Cirexx International; Ens Technology LLC; Lumileds LLC. Similar-scale Fabricated Metals peers outside California: Aaar Denison I; O'Neal Manufacturing Services; Spectrum Metal Finishing; Silgan Containers Manufacturing Corp. Other Enpro Industries Inc sites in this extract: Garlock Sealing Technologies; Stemco LP; Advanced Micro Instruments Inc. Largest disclosed chemicals by pounds: Nitric acid.
Compare Csl Operating LLC with
Nearest reporters in California
- Apct Inc Santa Clara · 15.1K lbs
- Cirexx International Santa Clara · 334 lbs
- Ens Technology LLC Santa Clara · 5.3K lbs
- Lumileds LLC San Jose · 152.4K lbs
Similar-scale Fabricated Metals sites elsewhere: Aaar Denison I (TX) · O'Neal Manufacturing Services (IN) · Spectrum Metal Finishing (OH)
Csl Operating LLC stamps LIGHT volume with a dominant OFFSITE pathway (99.9% off-site transfers) across 1 chemical. Cumulative Form-R extract: 12.4K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Aaar Denison I and O'Neal Manufacturing Services.
Csl Operating LLC vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
12K lbs Top 36% higher than 64% 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
Csl Operating LLC: Nitric acid-led volume
Among the 3,421 Fabricated Metals facilities in this database, Csl Operating LLC reports the 1,114th-largest volume (12.4K lbs). Its reported volume is concentrated rather than spread: Nitric acid alone is 100% of the total. Scale peers outside California include Aaar Denison I and O'Neal Manufacturing Services.
Concentrated means ≥60% of Csl Operating LLC's pounds in one chemical - here Nitric acid at 100%. Not a toxicity score.
Csl Operating LLC Form-R facts
Compare this facility
See how Csl Operating LLC stacks up against nearby facilities and the typical reporter.
18% less than the comparison
67% 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 Csl Operating LLC releases toxic chemicals into the environment. Total: 12.4K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 75% (10.0K lbs to 2.5K lbs).
Csl Operating LLC: annual Form-R pounds
LIGHT site · OFFSITE pathway · TRI years 2019–2023
- 2019 0
- 2021 0
- 2023 0
What this shows Csl Operating LLC year-over-year reported totals (decreased by 75% 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: Nitric acid.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 10.0K lbs | 1 |
| 2021 | 1 lbs | 1 |
| 2023 | 2.5K lbs | 1 |
Chemical Releases
Aggregated across all reporting years (2019–2023). Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Nitric acid | 12.4K lbs | - |
Csl Operating LLC · OFFSITE-pathway site
Nearest TRI Facilities to Csl Operating LLC
Closest other reporters in California - including Apct Inc, Cirexx International, Ens Technology LLC, ordered by distance.
Showing 8 of 1,148 other reporting facilities in California.
Similar Fabricated Metals Facilities
Other Fabricated Metals facilities with similar total release volumes (±80%), outside California - e.g. Aaar Denison I, O'Neal Manufacturing Services, Spectrum Metal Finishing.
Compare beyond California
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Csl Operating LLC on cumulative reported pounds (12.4K lbs) and distinct chemical count (1). Release-pound peers include Aaar Denison I, Synray Corp, Davis Wire Corp. Chemical-count peers include Ecoelectrica LP, Planta Penuelas, Tallaboa 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.
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
Other Enpro Industries Inc Facilities
Same-parent TRI sites ranked by reported releases - including Garlock Sealing Technologies, Stemco LP, Advanced Micro Instruments Inc.
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 Nitric acid; nearby reporters include Apct Inc. Csl Operating LLC stamps LIGHT volume · OFFSITE 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 Csl Operating LLC TRI extract (LIGHT · OFFSITE · CLEAN · lead Nitric acid) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Csl Operating LLC totals are self-reported EPCRA §313 estimates for Santa Clara, CA, latest year 2023. Form-R rows span 2019–2023 (3 years). NAICS 332813 · Fabricated Metals. 0.8% of Santa Clara TRI pounds in this extract. Nearest ABS peer: Aaar Denison I (Δ 1 lbs). Pounds ≠ exposure.
Csl Operating LLC stamps LIGHT volume · OFFSITE pathway · CLEAN · lead Nitric acid. 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