EPA TRI Facility · Chemicals
Solenis LLC
Portland, OR · Parent: Olympus Water US Holding Corp
- Total releases
- 17.1K lbs
- Chemicals reported
- 4
- Carcinogens
- 1
- Primary pathway
- Air Releases
AIR Form-R mix
Solenis LLC: how the 17.1K lbs splits
17.1K lbs across all reported pathways
- Air Releases 17.1K lbs 100.0%
- Off-site Transfers 1 lbs <0.1%
- Land Disposal 0 lbs <0.1%
Solenis LLC's 17.1K lbs Form-R total is AIR - air releases is 100.0% of the bar. Next segment: off-site transfers at <0.1%. Leading chemical by pounds: Epichlorohydrin.
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 AIR pathway CARC-HEAVY
Solenis LLC is an EPA Toxics Release Inventory reporter in Portland, OR, in the chemicals sector. It reported 3.5K lbs of releases across 4 chemicals in 2023, and 17.1K lbs in total across its 2019-2023 reporting years. That ranks 8,600 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Oregon's 285 reporting TRI sites, pounds #1 is not chemical-count #1. Solenis LLC is pounds #111 and chemical-count #84 at 17.1K lbs. Dyno Nobel- St.helens Plant leads reported pounds (32.0M lbs) at 6 chemicals (chemical-count #39). Chemical Waste Management of the Northwest Inc. leads chemical count at 56 chemicals (15.6M lbs, pounds #2). Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Griffith Rubber Mills; Zinkpower Portland LLC; Owens Corning; Esco Group. Similar-scale Chemicals peers outside Oregon: Eco Services Operations Corp; Ozark Materials LLC an Ingevity Co; Alto Magic Valley LLC; Hudson Technologies Co. Other Olympus Water US Holding Corp sites in this extract: Innovative Water Care LLC; Solenis LLC; Solenis LLC; Solenis LLC. Largest disclosed chemicals by pounds: Epichlorohydrin; Formic acid; Zinc compounds; 1,3-Dichloro-2-propanol.
Solenis LLC stamps LIGHT volume with a dominant AIR pathway (100.0% air releases) across 4 chemicals · 1 carcinogen-classified. Cumulative Form-R extract: 17.1K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Eco Services Operations Corp and Ozark Materials LLC an Ingevity Co.
Solenis LLC vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
17K lbs Top 33% higher than 67% 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
Solenis LLC: Epichlorohydrin-led volume
Among the 3,917 Chemicals facilities in this database, Solenis LLC reports the 1,811th-largest volume (17.1K lbs). Its reported volume is concentrated rather than spread: Epichlorohydrin alone is 99.4% of the total. Carcinogen-classified chemicals make up 99.4% of the reported pounds, not just of the chemical count. Scale peers outside Oregon include Eco Services Operations Corp and Ozark Materials LLC an Ingevity Co.
Concentrated means ≥60% of Solenis LLC's pounds in one chemical - here Epichlorohydrin at 99.4%. Not a toxicity score.
Solenis LLC Form-R facts
Compare this facility
See how Solenis LLC stacks up against nearby facilities and the typical reporter.
65% more than the comparison
4.0× 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 Solenis LLC releases toxic chemicals into the environment. Total: 17.1K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases increased by 3% (3.4K lbs to 3.5K lbs).
Solenis LLC: annual Form-R pounds
LIGHT site · AIR pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows Solenis LLC year-over-year reported totals (increased by 3% 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: Epichlorohydrin.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 3.4K lbs | 3 |
| 2020 | 3.4K lbs | 3 |
| 2021 | 3.4K lbs | 3 |
| 2022 | 3.5K lbs | 3 |
| 2023 | 3.5K lbs | 4 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 1 of 4 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Epichlorohydrin | 17.0K lbs | Carcinogen |
| Formic acid | 110 lbs | - |
| Zinc compounds | 0 lbs | - |
| 1,3-Dichloro-2-propanol | 0 lbs | - |
Solenis LLC · AIR-pathway site
Nearest TRI Facilities to Solenis LLC
Closest other reporters in Oregon - including Griffith Rubber Mills, Zinkpower Portland LLC, Owens Corning, ordered by distance.
Showing 8 of 284 other reporting facilities in Oregon.
Similar Chemicals Facilities
Other Chemicals facilities with similar total release volumes (±80%), outside Oregon - e.g. Eco Services Operations Corp, Ozark Materials LLC an Ingevity Co, Alto Magic Valley LLC.
Compare beyond Oregon
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Solenis LLC on cumulative reported pounds (17.1K lbs) and distinct chemical count (4). Release-pound peers include Valtir LLC Plt 1577, Eco Services Operations Corp, Monogram Snacks Martinsville LLC. Chemical-count peers include Hamilton Sundstrand de Puerto Rico Inc., Abb Installation Products Caribe LLC, Solenis 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).
- Hamilton Sundstrand de Puerto Rico Inc. Santa Isabel, PR · Transportation Equipment 4 chemicals
- Abb Installation Products Caribe LLC Vega Baja, PR · Electrical Equipment 4 chemicals
- Solenis LLC Chicopee, MA · Chemicals 4 chemicals
- Adhesive Applications Inc. - O'Neill St Easthampton Easthampton, MA · Miscellaneous Manufacturing 4 chemicals
Other Olympus Water US Holding Corp Facilities
Same-parent TRI sites ranked by reported releases - including Innovative Water Care LLC, Solenis LLC, Solenis 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 Epichlorohydrin, Formic acid, Zinc compounds, 1,3-Dichloro-2-propanol; nearby reporters include Griffith Rubber Mills. Solenis LLC stamps LIGHT volume · AIR 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 Solenis LLC TRI extract (LIGHT · AIR · CARC-HEAVY · lead Epichlorohydrin) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Solenis LLC totals are self-reported EPCRA §313 estimates for Portland, OR, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 325211 · Chemicals. 0.2% of Multnomah TRI pounds in this extract. Nearest ABS peer: Valtir LLC Plt 1577 (Δ 1 lbs). Pounds ≠ exposure.
Solenis LLC stamps LIGHT volume · AIR pathway · CARC-HEAVY · lead Epichlorohydrin. 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