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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. 
Latest News - View All
Plan Ahead: Puget Sound Energy Electrical Upgrades
Puget Sound Energy’s electric service partner, Potelco, Inc., is at work along transmission lines in Issaquah. Read on...

Issaquah Contacts
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City Hall Northwest
1775 12th Ave. N.W.
P.O. Box 1307
Issaquah, WA 98027

Ph: 425-837-3400
Fx: 425-837-3409

Hours
Monday - Friday
8 a.m. - 5 p.m.