Public Works Engineering

Issaquah's Public Works Engineering Department (PWE) provides the highest level of transportation, utility management and environmental/resource conservation services to our community.

Our Systems

PWE oversees the planning, designing and construction of the following city infrastructure systems:

  • Sanitary sewer collection
  • Stormwater collection
  • Transportation, including roads
  • Water supply and distribution

Our Programs

  • Compliance with state and federal stormwater and floodplain regulations, including the NPDES Phase II Municipal Stormwater Permit and the FEMA Community Rating System
  • Local regulatory programs aimed at protecting surface and ground water
  • Water quality and habitat improvement projects on local streams in coordination with regional stakeholders.
  1. I-90 Auxiliary Lane Project Resumes March 9

    Beginning March 9, the Washington State Department of Transportation (WSDOT) has announced it will be resuming the I-90 project. Read on...
  2. Issaquah School Pool

    SchoolPool helps families save money, cut carbon emissions, reduce traffic, improve health and create community. Read on...