EPA TRI Facility · Chemicals
Dyno Nobel- St.helens Plant
Deer Island, OR · Parent: Dyno Nobel Inc
- Total releases
- 32.0M lbs
- Chemicals reported
- 6
- Carcinogens
- 1
- Primary pathway
- Air Releases
AIR Form-R mix
Dyno Nobel- St.helens Plant: how the 32.0M lbs splits
32.0M lbs across all reported pathways
- Air Releases 31.3M lbs 97.6%
- Water Discharges 757.6K lbs 2.4%
Dyno Nobel- St.helens Plant's 32.0M lbs Form-R total is AIR - air releases is 97.6% of the bar. Next segment: water discharges at 2.4%. Leading chemical by pounds: Ammonia.
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.
HEAVY volume AIR pathway TRACE-CARC
Dyno Nobel- St.helens Plant is an EPA Toxics Release Inventory reporter in Deer Island, OR, in the chemicals sector. It reported 6.2M lbs of releases across 4 chemicals in 2023, and 32.0M lbs in total across its 2019-2023 reporting years. That ranks 58 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. 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). Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: US Gypsum Co; Evraz Portland; Jr Simplot Co Rivergate Terminal; Ash Grove Cement Co. Similar-scale Chemicals peers outside Oregon: Chevron Oronite Co LLC - Oak Point Plant; Sabic Innovative Plastics Mt. Vernon LLC; Advancion Corp; Ineos Pigments USA Inc. Other Dyno Nobel Inc sites in this extract: Dyno Nobel Inc-Cheyenne Plant; Dyno Nobel Inc.--Lomo Plant; Dyno Nobel Inc; Dyno Nobel Inc - Carthage Plant. Largest disclosed chemicals by pounds: Ammonia; Nitrate compounds (water dissociable; reportable only when in aqueous solution); Nitric acid; Formaldehyde.
In-state chemical count is not the pounds ranking
Oregon TRI reporters with pounds > 0 and chemicals > 0 (n=285)
- Chemical Waste Manag...
- Dyno Nobel- St.helen... 6
What this shows Chemical Waste Management of the Northwest Inc. leads Oregon chemical count. Dyno Nobel- St.helens Plant leads reported pounds and sits at chemical-count #39. Chemical count is a disclosure mix, not toxicity or health risk.
Dyno Nobel- St.helens Plant stamps HEAVY volume with a dominant AIR pathway (97.6% air releases) across 6 chemicals · 1 carcinogen-classified. Cumulative Form-R extract: 32.0M lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Chevron Oronite Co LLC - Oak Point Plant and Sabic Innovative Plastics Mt. Vernon LLC.
Dyno Nobel- St.helens Plant vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
32M lbs Top 1% higher than 100% 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
Dyno Nobel- St.helens Plant inside Columbia's TRI pounds
Among the 3,917 Chemicals facilities in this database, Dyno Nobel- St.helens Plant reports the 14th-largest volume, placing it in the top 0.4% of its sector. This one site accounts for 98.7% of every pound reported in Columbia. Its reported volume is concentrated rather than spread: Ammonia alone is 97.1% of the total. Scale peers outside Oregon include Chevron Oronite Co LLC - Oak Point Plant and Sabic Innovative Plastics Mt. Vernon LLC.
County-dominant here means ≥25% of Columbia's reported pounds (32.5M lbs county total). Shares only print when the site reports ≥1,000 lbs.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Dyno Nobel- St.helens Plant's total reported releases fell from 6.7 million lb in 2022 to 6.2 million lb in 2023, based on EPA TRI filings.
- Dyno Nobel- St.helens Plant's water releases fell from 175.1 thousand lb in 2022 to 75.8 thousand lb in 2023, based on EPA TRI filings.
- Dyno Nobel- St.helens Plant's chemicals reported fell from 5 in 2022 to 4 in 2023, based on EPA TRI filings.
- Dyno Nobel- St.helens Plant's air releases fell from 6.5 million lb in 2022 to 6.2 million lb in 2023, based on EPA TRI filings.
Dyno Nobel- St.helens Plant Form-R facts
Compare this facility
See how Dyno Nobel- St.helens Plant stacks up against nearby facilities and the typical reporter.
698856.5× more than the comparison
50% 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 Dyno Nobel- St.helens Plant releases toxic chemicals into the environment. Total: 32.0M lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 4% (6.5M lbs to 6.2M lbs).
Dyno Nobel- St.helens Plant: annual Form-R pounds
HEAVY site · AIR pathway · TRI years 2019–2023
- 2019
- 2020
- 2021
- 2022
- 2023
What this shows Dyno Nobel- St.helens Plant year-over-year reported totals (decreased by 4% 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: Ammonia.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 6.5M lbs | 4 |
| 2020 | 6.0M lbs | 6 |
| 2021 | 6.6M lbs | 5 |
| 2022 | 6.7M lbs | 5 |
| 2023 | 6.2M lbs | 4 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 1 of 6 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Ammonia | 31.1M lbs | - |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 764.3K lbs | - |
| Nitric acid | 142.0K lbs | - |
| Formaldehyde | 12.1K lbs | Carcinogen |
| Zinc compounds | 0 lbs | - |
| Copper And Copper Compounds | 0 lbs | - |
Dyno Nobel- St.helens Plant · AIR-pathway site
Nearest TRI Facilities to Dyno Nobel- St.helens Plant
Closest other reporters in Oregon - including US Gypsum Co, Evraz Portland, Jr Simplot Co Rivergate Terminal, 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. Chevron Oronite Co LLC - Oak Point Plant, Sabic Innovative Plastics Mt. Vernon LLC, Advancion Corp.
Compare beyond Oregon
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Dyno Nobel- St.helens Plant on cumulative reported pounds (32.0M lbs) and distinct chemical count (6). Release-pound peers include Outokumpu Stainless USA LLC, Clean Harbors Grassy Mountain LLC, Harrison Power Station. Chemical-count peers include Eaton Intelligent Power Ltd, Leoni Wire Inc, Turf Care Supply-Hatfield Plant. 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.
- Outokumpu Stainless USA LLC Calvert, AL · Primary Metals 32.0M lbs reported
- Clean Harbors Grassy Mountain LLC Grantsville, UT · Hazardous Waste 32.4M lbs reported
- Harrison Power Station Haywood, WV · Electric Utilities 32.5M lbs reported
- Cleveland-Cliffs Cleveland Works LLC Cleveland, OH · Primary Metals 31.2M lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
Other Dyno Nobel Inc Facilities
Same-parent TRI sites ranked by reported releases - including Dyno Nobel Inc-Cheyenne Plant, Dyno Nobel Inc.--Lomo Plant, Dyno Nobel 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 Ammonia, Nitrate compounds (water dissociable; reportable only when in aqueous solution), Nitric acid, Formaldehyde; nearby reporters include US Gypsum Co. Dyno Nobel- St.helens Plant stamps HEAVY volume · AIR 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 Dyno Nobel- St.helens Plant TRI extract (HEAVY · AIR · TRACE-CARC · lead Ammonia) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Dyno Nobel- St.helens Plant totals are self-reported EPCRA §313 estimates for Deer Island, OR, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 325311 · Chemicals. 98.7% of Columbia TRI pounds in this extract. Nearest ABS peer: Outokumpu Stainless USA LLC (Δ 58.1K lbs). Pounds ≠ exposure.
Dyno Nobel- St.helens Plant stamps HEAVY volume · AIR pathway · TRACE-CARC · lead Ammonia. 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