State of Washington

State Environmental Policy Act Register

Name: State Environmental Policy Act Register
Creator: State of Washington

Environmental review records filed under Washington's State Environmental Policy Act (SEPA) and the federal NEPA, posted by the Department of Ecology since 2000. Each record includes the project name, applicant, address, and contact information.

Example records

Namelegal entity	Alternate Namebrand	Full Nameperson	Street Addressaddress	Full Addressaddress	Cityaddress	ZIP Codeaddress	Emailwebsite	Phonephone number

Use cases

Environmental Liability Screening for Commercial Real Estate Underwriting

A commercial property insurer or lender checks whether a business or property address appears in SEPA or NEPA filings before underwriting a policy or loan, to identify sites with a history of environmental review that could signal remediation liability or regulatory exposure.

NameStreet AddressCityZIP CodeFull Name

Vendor Due Diligence for Supply Chain Compliance

A procurement team vetting a Washington-based supplier cross-references the vendor's legal name and address against SEPA filings to determine whether the company has been subject to environmental review, which may affect its eligibility under ESG procurement policies.

NameStreet AddressFull AddressCityZIP Code

KYB Entity Resolution for Fintech Onboarding

A fintech platform onboarding a small business in Washington uses the applicant name, address, and contact details from SEPA records as a secondary data source to corroborate the business's physical presence and operational history at a declared address.

NameAlternate NameFull NameStreet AddressEmail