Snohomish County Public Utility District No. 1

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Customer Service (M-F 8a-5:30p): 425-783-1000

State Environmental Policy Act (SEPA)

SEPA is a Washington state policy that requires state and local agencies to consider the likely environmental consequences of a proposal before approving or denying the proposal.

Click here to review all completed projects.

Twin City Substation

Download "tcs_SEPALegalNotice.pdf"

SEPA Notice Letter

Download "tcs_SEPADNS.pdf"

SEPA Determination of Non-Significance

Download "tcs_SEPAChecklist.pdf"

Download "tcs_CriticalAreasDetermination.pdf"

Twin City Substation Critical Areas Determination Report

Download "tcs_GeotechnicalEngineering.pdf"

Twin City Substation Geotechnical Engineering Report

Download "tcs_Phase1_EnvironmentalAssessment.pdf"

Twin City Substation Phase 1 Environmental Site Assessment

Download "tcs_PreliminarySitePlan.pdf"

Twin City Substation Preliminary Site Plan

Related Information

To review SEPA projects completed by the PUD, click here

Contact:

Christoph Enderlein
crenderlein@snopud.com
425-783-5556
(M-F, 8am to 5pm)

Contact:

Keith Binkley
kmbinkley@snopud.com
425-783-1769
(M-F, 8am to 5pm)