EPA TRI Facility · Hazardous Waste
Clean Harbors San Leon Inc
San Leon, TX · Parent: Clean Harbors Inc
- Total releases
- 381.4K lbs
- Chemicals reported
- 29
- Carcinogens
- 16
- Primary pathway
- Off-site Transfers
OFFSITE Form-R mix
Clean Harbors San Leon Inc: how the 381.4K lbs splits
381.4K lbs across all reported pathways
- Off-site Transfers 373.2K lbs 97.9%
- Air Releases 8.1K lbs 2.1%
- Water Discharges 84 lbs <0.1%
Clean Harbors San Leon Inc's 381.4K lbs Form-R total is OFFSITE - off-site transfers is 97.9% of the bar. Next segment: air releases at 2.1%. Leading chemical by pounds: Copper And Copper Compounds.
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.
MID volume OFFSITE pathway CARC-HEAVY
Clean Harbors San Leon Inc is an EPA Toxics Release Inventory reporter in San Leon, TX, in the hazardous waste sector. It reported 2.0K lbs of releases across 11 chemicals in 2023, and 381.4K lbs in total across its 2019-2023 reporting years. That ranks 2,264 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Texas's 2,016 reporting TRI sites, pounds #1 is not chemical-count #1. Clean Harbors San Leon Inc is pounds #238 and chemical-count #58 at 381.4K lbs. Ascend Performance Materials-Chocolate Bayou Plant leads reported pounds (94.0M lbs) at 36 chemicals (chemical-count #35). Veolia Es Technical Solutions LLC Port Arthur Facility leads chemical count at 246 chemicals (1.5M lbs, pounds #112). Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Isp Technologies Inc; Union Carbide Corp Texas City Plant; Blanchard Refining Co LLC; Texas City Extraction Plant. Similar-scale Hazardous Waste peers outside Texas: Clean Harbors San Jose LLC; Reclaimed Energy Div Superior Industrial Solutions In; Heritage Thermal Services; Burlington Environmental LLC. Other Clean Harbors Inc sites in this extract: Clean Harbors Buttonwillow LLC; Clean Harbors Grassy Mountain LLC; Clean Harbors el Dorado LLC; Clean Harbors Lone Mountain LLC Lone Mountain Facility. Largest disclosed chemicals by pounds: Copper And Copper Compounds; Lead; Molybdenum trioxide; Nickel And Nickel Compounds.
Clean Harbors San Leon Inc stamps MID volume with a dominant OFFSITE pathway (97.9% off-site transfers) across 29 chemicals · 16 carcinogen-classified. Cumulative Form-R extract: 381.4K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Clean Harbors San Jose LLC and Reclaimed Energy Div Superior Industrial Solutions In.
Clean Harbors San Leon Inc vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
381K lbs Top 9% higher than 91% 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
Clean Harbors San Leon Inc: carcinogen-lbs share on Form-R
Among the 261 Hazardous Waste facilities in this database, Clean Harbors San Leon Inc reports the 66th-largest volume (381.4K lbs). Carcinogen-classified chemicals make up 62.0% of the reported pounds, not just of the chemical count. Scale peers outside Texas include Clean Harbors San Jose LLC and Reclaimed Energy Div Superior Industrial Solutions In.
Carcinogen-heavy means ≥50% of pounds (62.0% here), not of chemical count. EPA/IARC classification ≠ site risk.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Clean Harbors San Leon Inc's total reported releases fell from 214.6 thousand lb in 2022 to 2.0 thousand lb in 2023, based on EPA TRI filings.
- Clean Harbors San Leon Inc's air releases rose from 550 lb in 2022 to 1.5 thousand lb in 2023, based on EPA TRI filings.
- Clean Harbors San Leon Inc's off-site transfers fell from 214.1 thousand lb in 2022 to 492 lb in 2023, based on EPA TRI filings.
- Clean Harbors San Leon Inc's chemicals reported fell from 16 in 2022 to 11 in 2023, based on EPA TRI filings.
Clean Harbors San Leon Inc Form-R facts
Compare this facility
See how Clean Harbors San Leon Inc stacks up against nearby facilities and the typical reporter.
97% less than the comparison
4.1× 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 Clean Harbors San Leon Inc releases toxic chemicals into the environment. Total: 381.4K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 98% (81.8K lbs to 2.0K lbs).
Clean Harbors San Leon Inc: annual Form-R pounds
MID site · OFFSITE pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows Clean Harbors San Leon Inc year-over-year reported totals (decreased by 98% 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: Copper And Copper Compounds.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 81.8K lbs | 20 |
| 2020 | 74.2K lbs | 20 |
| 2021 | 8.7K lbs | 16 |
| 2022 | 214.6K lbs | 16 |
| 2023 | 2.0K lbs | 11 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 16 of 29 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Copper And Copper Compounds | 102.8K lbs | - |
| Lead | 74.7K lbs | Carcinogen |
| Molybdenum trioxide | 71.4K lbs | Carcinogen |
| Nickel And Nickel Compounds | 65.1K lbs | Carcinogen |
| Zinc compounds | 32.3K lbs | - |
| Cobalt And Cobalt Compounds | 22.0K lbs | Carcinogen |
| Toluene | 2.5K lbs | - |
| Methanol | 2.0K lbs | - |
| Xylene (mixed isomers) | 1.7K lbs | - |
| n-Butyl alcohol | 1.7K lbs | - |
| Isobutyraldehyde | 1.7K lbs | - |
| Benzene | 1.6K lbs | Carcinogen |
| Formaldehyde | 834 lbs | Carcinogen |
| Methyl isobutyl ketone | 285 lbs | Carcinogen |
| Dichloromethane | 270 lbs | Carcinogen |
| Nickel compounds | 250 lbs | Carcinogen |
| Ethylbenzene | 32 lbs | Carcinogen |
| Ethylene glycol | 15 lbs | - |
| Chlorobenzene | 15 lbs | - |
| Copper compounds | 15 lbs | - |
| N-Methyl-2-pyrrolidone | 10 lbs | - |
| Nitrobenzene | 10 lbs | Carcinogen |
| Methyl tert-butyl ether | 10 lbs | - |
| Cobalt compounds | 5 lbs | Carcinogen |
| n-Hexane | 5 lbs | - |
| Tetrachloroethylene | 2 lbs | Carcinogen |
| Chlordane | 0 lbs | Carcinogen |
| Hexachlorobenzene | 0 lbs | Carcinogen |
| Polycyclic aromatic compounds | 0 lbs | Carcinogen |
Clean Harbors San Leon Inc · OFFSITE-pathway site
Nearest TRI Facilities to Clean Harbors San Leon Inc
Closest other reporters in Texas - including Isp Technologies Inc, Union Carbide Corp Texas City Plant, Blanchard Refining Co LLC, ordered by distance.
Showing 8 of 2,015 other reporting facilities in Texas.
Similar Hazardous Waste Facilities
Other Hazardous Waste facilities with similar total release volumes (±80%), outside Texas - e.g. Clean Harbors San Jose LLC, Reclaimed Energy Div Superior Industrial Solutions In, Heritage Thermal Services.
Compare beyond Texas
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Clean Harbors San Leon Inc on cumulative reported pounds (381.4K lbs) and distinct chemical count (29). Release-pound peers include Georgia-Pacific Wood Products LLC - Fordyce Osb, Sanoh America Inc. Archbold, Cytec Industries Inc. Chemical-count peers include Harrison Power Station, Pcs Phosphate Co Inc, Blue Ridge Paper Products 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.
- Georgia-Pacific Wood Products LLC - Fordyce Osb Fordyce, AR · Wood Products 381.3K lbs reported
- Sanoh America Inc. Archbold Archbold, OH · Primary Metals 381.3K lbs reported
- Cytec Industries Inc Mount Pleasant, TN · Chemicals 381.0K lbs reported
- Victaulic Co - Alburtis Facility Alburtis, PA · Primary Metals 381.7K lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
Other Clean Harbors Inc Facilities
Same-parent TRI sites ranked by reported releases - including Clean Harbors Buttonwillow LLC, Clean Harbors Grassy Mountain LLC, Clean Harbors el Dorado LLC.
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 Copper And Copper Compounds, Lead, Molybdenum trioxide, Nickel And Nickel Compounds; nearby reporters include Isp Technologies Inc. Clean Harbors San Leon Inc stamps MID volume · OFFSITE pathway · CARC-HEAVY 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 Clean Harbors San Leon Inc TRI extract (MID · OFFSITE · CARC-HEAVY · lead Copper And Copper Compounds) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Clean Harbors San Leon Inc totals are self-reported EPCRA §313 estimates for San Leon, TX, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 562211 · Hazardous Waste. 0.8% of Galveston TRI pounds in this extract. Nearest ABS peer: Georgia-Pacific Wood Products LLC - Fordyce Osb (Δ 79 lbs). Pounds ≠ exposure.
Clean Harbors San Leon Inc stamps MID volume · OFFSITE pathway · CARC-HEAVY · lead Copper And Copper Compounds. 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