RFQ #PWE - 11.25.2025 Storm - RFQ PWE - 11.25.2025 - On-Call Engineering Stormwater Modeling and Environmental Permitting Services

Agency: City of Issaquah
State: Washington
Type of Government: State & Local
NAICS Category:
  • 541330 - Engineering Services
  • 541620 - Environmental Consulting Services
Posted Date: Nov 25, 2025
Due Date: Jan 9, 2026
Solicitation No: RFQ #PWE
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Title Start Date End Date Time Left Addendums
RFQ #PWE - 11.25.2025 Storm - RFQ PWE - 11.25.2025 - On-Call Engineering Stormwater Modeling and Environmental Permitting Services
The City requires technical support for stormwater modeling, hydrologic and hydraulic analysis, and environmental permitting related to current and upcoming stormwater and stream restoration capital improvement projects and regulatory obligations under the City’s NPDES Phase II Western Washington Municipal Stormwater Permit. Consultants must be familiar with the City of Issaquah Stormwater Management Policy (IMC 13.28), the King County Surface Water Design Manual (KCSWDM), and any other adopted City stormwater and environmental policies and codes . - See attached RFQ documents for full details.
Nov 25, 2025 8:00:02 AM PST Jan 09, 2026 5:00:00 PM PST 45 days 1 hour No Addendums
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