EPA TRI Facility · Hazardous Waste

Chemical Waste Management of the Northwest Inc.

Arlington, OR · Parent: Waste Management Inc

Total releases
15.6M lbs
Chemicals reported
56
Carcinogens
21
Primary pathway
Land Disposal

LAND Form-R mix

Chemical Waste Management of the Northwest Inc.: how the 15.6M lbs splits

15.6M lbs across all reported pathways

  • Land Disposal 15.2M lbs 97.9%
  • Off-site Transfers 265.7K lbs 1.7%
  • Air Releases 58.8K lbs 0.4%

Chemical Waste Management of the Northwest Inc.'s 15.6M lbs Form-R total is LAND - land disposal is 97.9% of the bar. Next segment: off-site transfers at 1.7%. Leading chemical by pounds: Lead.

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 LAND pathway CARC-HEAVY

Chemical Waste Management of the Northwest Inc. is an EPA Toxics Release Inventory reporter in Arlington, OR, in the hazardous waste sector. It reported 4.1M lbs of releases across 36 chemicals in 2023, and 15.6M lbs in total across its 2019-2023 reporting years. That ranks 129 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: Boardman Plant; Alto Columbia LLC; Lamb Weston Inc; Lamb Weston Inc.. Similar-scale Hazardous Waste peers outside Oregon: Energysolutions LLC; Clean Harbors Lone Mountain LLC Lone Mountain Facility; Clean Harbors el Dorado LLC; Peoria Disposal Co #1. Other Waste Management Inc sites in this extract: Chemical Waste Management; Vickery Environmental Inc.; Chemical Waste Management - la Ke Charles Facility; Chemical Waste Management Inc. Largest disclosed chemicals by pounds: Lead; Asbestos (friable); Barium; Zinc compounds.

In-state chemical count is not the pounds ranking

Oregon TRI reporters with pounds > 0 and chemicals > 0 (n=285)

chemicals

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.

Source U.S. Environmental Protection Agency, Toxics Release Inventory As of 2023 reporting year
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Chemical Waste Management of the Northwest Inc. stamps HEAVY volume with a dominant LAND pathway (97.9% land disposal) across 56 chemicals · 21 carcinogen-classified. Cumulative Form-R extract: 15.6M lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Energysolutions LLC and Clean Harbors Lone Mountain LLC Lone Mountain Facility.

#129 of 25,986 TRI facilities nationwide by total reported releases - among the top 0.5% of reporting sites by volume. Ranking reflects reported pounds, not toxicity or health risk.

Chemical Waste Management of the Northwest Inc. vs. every reporting TRI facility

Cumulative reported release pounds, with this facility marked in the national distribution

16M lbs Top 1% higher than 100% of 25,986 reporting TRI facilities

This facility 0 lbs 20M+ lbs every reporting TRI facility, bucketed by value

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

Chemical Waste Management of the Northwest Inc. inside Gilliam's TRI pounds

Among the 261 Hazardous Waste facilities in this database, Chemical Waste Management of the Northwest Inc. reports the 18th-largest volume, placing it in the top 6.9% of its sector. This one site accounts for 100% of every pound reported in Gilliam. Carcinogen-classified chemicals make up 64.3% of the reported pounds, not just of the chemical count. Scale peers outside Oregon include Energysolutions LLC and Clean Harbors Lone Mountain LLC Lone Mountain Facility.

County-dominant here means ≥25% of Gilliam's reported pounds (15.6M lbs county total). Shares only print when the site reports ≥1,000 lbs.

Annual disclosure change

What changed: EPA TRI 2023 reporting year

2022 → 2023
  • Chemical Waste Management of the Northwest Inc.'s total reported releases fell from 4.8 million lb in 2022 to 4.1 million lb in 2023, based on EPA TRI filings.
  • Chemical Waste Management of the Northwest Inc.'s off-site transfers rose from 27.0 thousand lb in 2022 to 56.9 thousand lb in 2023, based on EPA TRI filings.
  • Chemical Waste Management of the Northwest Inc.'s air releases rose from 2.2 thousand lb in 2022 to 2.9 thousand lb in 2023, based on EPA TRI filings.
  • Chemical Waste Management of the Northwest Inc.'s chemicals reported rose from 30 in 2022 to 36 in 2023, based on EPA TRI filings.

Chemical Waste Management of the Northwest Inc. Form-R facts

Sector
Hazardous Waste
HEAVY volume
15.6M lbs
LAND pathway
Land Disposal
CARC-HEAVY chem count
56 · 21 carc.
Lead chemical
Lead

Compare this facility

See how Chemical Waste Management of the Northwest Inc. stacks up against nearby facilities and the typical reporter.

Total reported releases
Chemical Waste Management of the Northwest Inc.
15.6M lbs
Boardman Plant
32.1K lbs

485.5× more than the comparison

Chemicals reported
Chemical Waste Management of the Northwest Inc.
56
Boardman Plant
10

5.6× 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 Chemical Waste Management of the Northwest Inc. releases toxic chemicals into the environment. Total: 15.6M lbs.

Land Disposal 15.2M lbs (97.9%)
Off-site Transfers 265.7K lbs (1.7%)
Air Releases 58.8K lbs (0.4%)
View 5-Year Emissions Trend →

Emissions Trend Summary

From 2019 to 2023, total releases increased by 88% (2.2M lbs to 4.1M lbs).

Chemical Waste Management of the Northwest Inc.: annual Form-R pounds

HEAVY site · LAND pathway · TRI years 2019–2023

million lbs

What this shows Chemical Waste Management of the Northwest Inc. year-over-year reported totals (increased by 88% 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: Lead.

Source EPA Toxics Release Inventory (TRI)
Year Total Chemicals
2019 2.2M lbs 36
2020 2.1M lbs 32
2021 2.4M lbs 34
2022 4.8M lbs 30
2023 4.1M lbs 36

Chemical Releases

Aggregated across all reporting years (2019–2023). 21 of 56 chemicals are carcinogens. Sorted by total release volume.

Chemical Total Flags
Lead 4.2M lbs Carcinogen
Asbestos (friable) 3.9M lbs Carcinogen
Barium 1.5M lbs -
Zinc compounds 702.5K lbs -
Nickel 545.0K lbs Carcinogen
Polycyclic aromatic compounds 530.5K lbs Carcinogen
Copper 434.0K lbs -
Ethylene glycol 412.3K lbs -
Aluminum (fume or dust) 374.4K lbs -
Ammonia 360.7K lbs -
Manganese 326.5K lbs -
1,4-Dioxane 277.1K lbs Carcinogen
Chromium 268.8K lbs -
Naphthalene 215.2K lbs Carcinogen
Vanadium compounds 203.9K lbs -
Polychlorinated biphenyls 175.7K lbs Carcinogen
Nitric acid 161.2K lbs -
Diethanolamine 138.8K lbs -
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 138.4K lbs -
Phosphorus (yellow or white) 127.3K lbs -
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 109.8K lbs -
Cobalt 100.0K lbs Carcinogen
Xylene (mixed isomers) 55.9K lbs -
Lithium carbonate 33.1K lbs -
Toluene 32.0K lbs -
Methanol 28.4K lbs -
N-Methyl-2-pyrrolidone 28.2K lbs -
Phenanthrene 26.7K lbs -
Acrylamide 23.7K lbs Carcinogen
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 22.1K lbs -
Vanadium (except when contained in an alloy) 20.2K lbs -
Styrene 19.9K lbs Carcinogen
Hydrogen fluoride 19.8K lbs -
1,2,4-Trimethylbenzene 14.6K lbs -
Benzo[g,h,i]perylene 13.9K lbs -
Diisocyanates 12.3K lbs -
Di(2-ethylhexyl) phthalate 11.1K lbs Carcinogen
Phenolphthalein 10.5K lbs Carcinogen
Cresol (mixed isomers) 10.2K lbs -
Creosote 9.1K lbs Carcinogen
Toxaphene 5.2K lbs Carcinogen
Mercury 4.5K lbs -
Ethylbenzene 4.1K lbs Carcinogen
Methyl isobutyl ketone 3.7K lbs Carcinogen
Molybdenum trioxide 2.3K lbs Carcinogen
Methoxychlor 2.1K lbs -
Aldrin 905 lbs -
Chlordane 529 lbs Carcinogen
Heptachlor 483 lbs Carcinogen
Hexachlorobenzene 473 lbs Carcinogen
1-Propanesulfonic acid, 2-methyl-, 2-[[1-oxo-3-[(γ-ω-perfluoro-C4-16-alkyl)thio]propyl]amino] derivs., sodium salts 207 lbs -
Thiols, C8-20, γ-ω-perfluoro, telomers with acrylamide 184 lbs -
n-Hexane 39 lbs -
Trifluralin 4 lbs -
Acetonitrile 0 lbs -
Dioxin and dioxin-like compounds 0 lbs Carcinogen

Chemical Waste Management of the Northwest Inc. · LAND-pathway site

Arlington, OR
45.6033, -120.2901
County TRI context
Gilliam · 100% of county pounds
Parent company
Waste Management Inc

Compare beyond Oregon

Nationwide peers by reported pounds & chemical count

Cross-state TRI reporters nearest Chemical Waste Management of the Northwest Inc. on cumulative reported pounds (15.6M lbs) and distinct chemical count (56). Release-pound peers include Pcs Nitrogen Ohio L.P., Climax Molybdenum Co-Henderson Mine, Energysolutions LLC. Chemical-count peers include Wayne Disposal Inc, Eastman Chemical Co Tennessee Operations, Heidelberg Materials US Cement LLC. Neighborhoods are forced disjoint so each axis surfaces a different set of sites.

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 Lead, Asbestos (friable), Barium, Zinc compounds; nearby reporters include Boardman Plant. Chemical Waste Management of the Northwest Inc. stamps HEAVY volume · LAND 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 Chemical Waste Management of the Northwest Inc. TRI extract (HEAVY · LAND · CARC-HEAVY · lead Lead) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.

Chemical Waste Management of the Northwest Inc. totals are self-reported EPCRA §313 estimates for Arlington, OR, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 562211 · Hazardous Waste. 100% of Gilliam TRI pounds in this extract. Nearest ABS peer: Pcs Nitrogen Ohio L.P. (Δ 76.3K lbs). Pounds ≠ exposure.

Chemical Waste Management of the Northwest Inc. stamps HEAVY volume · LAND pathway · CARC-HEAVY · lead Lead. 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