Washington State Department of Ecology

E5893

government agency state environmental protection agency

The Washington State Department of Ecology is the state’s environmental protection agency responsible for regulating and overseeing activities that affect Washington’s air, land, and water, including major federal cleanup sites.

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All labels observed (4)

Label	Occurrences
Washington State Department of Ecology canonical	48
WA Dept. of Ecology	1
Washington State Department of Ecology to approve local shoreline master programs	1
Washington State Department of Health	1

How this entity was disambiguated

This entity first appeared as the object of triple T63459 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Washington State Department of Ecology
Context triple: [Hanford Site, regulator, Washington State Department of Ecology]

A. Oregon Department of Fish and Wildlife
The Oregon Department of Fish and Wildlife is a state agency responsible for managing and protecting Oregon’s fish and wildlife resources and their habitats through research, regulation, and conservation programs.
B. United States Environmental Protection Agency
The United States Environmental Protection Agency is a federal government agency responsible for protecting human health and the environment through regulation, enforcement, and environmental research in the United States.
C. California Department of Parks and Recreation
The California Department of Parks and Recreation is the state agency responsible for managing and preserving California’s extensive system of state parks, historic sites, and natural and recreational resources.
D. Seattle, Washington, United States
Seattle, Washington, United States is a major Pacific Northwest city known for its tech industry, vibrant cultural scene, and iconic landmarks like the Space Needle.
E. Oregon
Oregon is a U.S. state in the Pacific Northwest known for its diverse landscapes, including rugged coastline, dense forests, mountains, and high desert, as well as its environmentally conscious culture.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Washington State Department of Ecology
Target entity description: The Washington State Department of Ecology is the state’s environmental protection agency responsible for regulating and overseeing activities that affect Washington’s air, land, and water, including major federal cleanup sites.

A. Oregon Department of Fish and Wildlife
The Oregon Department of Fish and Wildlife is a state agency responsible for managing and protecting Oregon’s fish and wildlife resources and their habitats through research, regulation, and conservation programs.
B. United States Environmental Protection Agency
The United States Environmental Protection Agency is a federal government agency responsible for protecting human health and the environment through regulation, enforcement, and environmental research in the United States.
C. California Department of Parks and Recreation
The California Department of Parks and Recreation is the state agency responsible for managing and preserving California’s extensive system of state parks, historic sites, and natural and recreational resources.
D. Seattle, Washington, United States
Seattle, Washington, United States is a major Pacific Northwest city known for its tech industry, vibrant cultural scene, and iconic landmarks like the Space Needle.
E. Oregon
Oregon is a U.S. state in the Pacific Northwest known for its diverse landscapes, including rugged coastline, dense forests, mountains, and high desert, as well as its environmentally conscious culture.
F. None of above. chosen

Statements (51)

Predicate	Object
instanceOf	government agency ⓘ state environmental protection agency ⓘ
abbreviation	Ecology ⓘ WA Dept. of Ecology ⓘ linked to: Washington State Department of Ecology
collaboratesWith	United States Environmental Protection Agency ⓘ local governments in Washington ⓘ tribal governments in Washington ⓘ
country	United States ⓘ linked to: United States of America
employs	engineers ⓘ environmental scientists ⓘ regulatory staff ⓘ
hasDuties	air quality regulation ⓘ climate change policy implementation ⓘ environmental enforcement ⓘ environmental permitting ⓘ environmental regulation ⓘ hazardous waste regulation ⓘ shoreline management ⓘ state implementation of federal environmental laws ⓘ stormwater regulation ⓘ toxic cleanup oversight ⓘ waste management regulation ⓘ water quality regulation ⓘ water resources management ⓘ
hasMission	to protect, preserve, and enhance Washington’s environment ⓘ
headquartersLocation	Lacey, Washington ⓘ Thurston County, Washington ⓘ
implements	Clean Air Act (state implementation) in Washington ⓘ linked to: Clean Air Act Clean Water Act (state implementation) in Washington ⓘ linked to: Clean Water Act Model Toxics Control Act (Washington) ⓘ Resource Conservation and Recovery Act (state hazardous waste program) ⓘ linked to: Resource Conservation and Recovery Act Shoreline Management Act of 1971 (Washington) ⓘ
inception	1970 ⓘ
jurisdiction	State of Washington ⓘ linked to: Washington Washington State Government ⓘ linked to: Washington
locatedInTimeZone	Pacific Time Zone ⓘ
officialLanguage	English ⓘ
operatesInAdministrativeTerritory	Washington ⓘ
oversees	activities affecting air quality in Washington ⓘ activities affecting land quality in Washington ⓘ activities affecting water quality in Washington ⓘ major federal cleanup sites in Washington ⓘ
parentOrganization	State of Washington ⓘ linked to: Washington
precededBy	Washington State Water Pollution Control Commission ⓘ
regulates	industrial discharges to air and water in Washington ⓘ solid and hazardous waste facilities in Washington ⓘ stormwater discharges in Washington ⓘ water rights and water withdrawals in Washington ⓘ
sector	public sector ⓘ
subdivisionOf	Government of Washington (state) ⓘ linked to: Washington
website	https://ecology.wa.gov ⓘ

How these facts were elicited

Referenced by (51)

Full triples — surface form annotated when it differs from this entity's canonical label.

Hanford Site → regulator → Washington State Department of Ecology ⓘ

subject linked to: Hanford Site, Washington

Washington State Department of Ecology → abbreviation → WA Dept. of Ecology ⓘ

linked to: Washington State Department of Ecology

Hanford Federal Facility Agreement and Consent Order → party → Washington State Department of Ecology ⓘ

Hanford Federal Facility Agreement and Consent Order → enforceableBy → Washington State Department of Ecology ⓘ

Tri-Party Agreement → hasParty → Washington State Department of Ecology ⓘ

Tri-Party Agreement → hasRegulator → Washington State Department of Ecology ⓘ

Washington State Water Pollution Control Commission → followedBy → Washington State Department of Ecology ⓘ

Washington State Water Pollution Control Commission → replacedBy → Washington State Department of Ecology ⓘ

Washington State Water Pollution Control Commission → hasSuccessor → Washington State Department of Ecology ⓘ

Shoreline Management Act of 1971 (Washington) → administeredBy → Washington State Department of Ecology ⓘ

Washington State Department of Ecology → collaboratesWith → Washington State Department of Health ⓘ

subject linked to: Ecology

linked to: Washington State Department of Ecology

Model Toxics Control Act (Washington) → administeredBy → Washington State Department of Ecology ⓘ

U.S. Department of Energy Richland Operations Office → worksWith → Washington State Department of Ecology ⓘ

U.S. Department of Energy Office of River Protection → collaboratesWith → Washington State Department of Ecology ⓘ

Duwamish River → governedBy → Washington State Department of Ecology ⓘ

Snohomish River → managementAuthority → Washington State Department of Ecology ⓘ

Government of Washington (state) → executiveAgency → Washington State Department of Ecology ⓘ

RCW 90.58 → administeredBy → Washington State Department of Ecology ⓘ

RCW 90.58 → authorizes → Washington State Department of Ecology to approve local shoreline master programs ⓘ

linked to: Washington State Department of Ecology

State Environmental Policy Act (Washington) → implementedBy → Washington State Department of Ecology ⓘ

Air Quality Program (Washington State Department of Ecology) → operatedBy → Washington State Department of Ecology ⓘ

Air Quality Program (Washington State Department of Ecology) → parentOrganization → Washington State Department of Ecology ⓘ

Water Quality Program (Washington State Department of Ecology) → partOf → Washington State Department of Ecology ⓘ

Water Quality Program (Washington State Department of Ecology) → parentAgency → Washington State Department of Ecology ⓘ

Hazardous Waste and Toxics Reduction Program (Washington State Department of Ecology) → partOf → Washington State Department of Ecology ⓘ

Hazardous Waste and Toxics Reduction Program (Washington State Department of Ecology) → operatedBy → Washington State Department of Ecology ⓘ

Hazardous Waste and Toxics Reduction Program (Washington State Department of Ecology) → parentOrganization → Washington State Department of Ecology ⓘ

Shorelands and Environmental Assistance Program (Washington State Department of Ecology) → partOf → Washington State Department of Ecology ⓘ

Shorelands and Environmental Assistance Program (Washington State Department of Ecology) → parentOrganization → Washington State Department of Ecology ⓘ

Nuclear Waste Program (Washington State Department of Ecology) → partOf → Washington State Department of Ecology ⓘ

Nuclear Waste Program (Washington State Department of Ecology) → parentAgency → Washington State Department of Ecology ⓘ

Spill Prevention, Preparedness, and Response Program (Washington State Department of Ecology) → partOf → Washington State Department of Ecology ⓘ

Spill Prevention, Preparedness, and Response Program (Washington State Department of Ecology) → operatedBy → Washington State Department of Ecology ⓘ

Solid Waste Management Program (Washington State Department of Ecology) → partOf → Washington State Department of Ecology ⓘ

Solid Waste Management Program (Washington State Department of Ecology) → administeredBy → Washington State Department of Ecology ⓘ

Environmental Assessment Program (Washington State Department of Ecology) → partOf → Washington State Department of Ecology ⓘ

Environmental Assessment Program (Washington State Department of Ecology) → operatedBy → Washington State Department of Ecology ⓘ

Environmental Assessment Program (Washington State Department of Ecology) → parentOrganization → Washington State Department of Ecology ⓘ

ECY → fullName → Washington State Department of Ecology ⓘ

Waste Treatment and Immobilization Plant → regulator → Washington State Department of Ecology ⓘ

subject linked to: Waste Treatment and Immobilization Plant (Hanford WTP)

Office of River Protection → regulatoryOversightBy → Washington State Department of Ecology ⓘ

subject linked to: ORP

South Puget Sound → managedBy → Washington State Department of Ecology ⓘ

MTCA → administeredBy → Washington State Department of Ecology ⓘ

MTCA → enforcedBy → Washington State Department of Ecology ⓘ

DOE-RL → collaboratesWith → Washington State Department of Ecology ⓘ

RL → collaboratesWith → Washington State Department of Ecology ⓘ

Water Resources Program (Washington State Department of Ecology) → partOf → Washington State Department of Ecology ⓘ

Water Resources Program (Washington State Department of Ecology) → parentOrganization → Washington State Department of Ecology ⓘ

Tacoma Tideflats industrial area → regulatedBy → Washington State Department of Ecology ⓘ

Padilla Bay → managingAgency → Washington State Department of Ecology ⓘ

All labels observed (4)

How this entity was disambiguated Show

Statements (51)

How these facts were elicited Show

Referenced by (51)

How this entity was disambiguated

How these facts were elicited