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Permanente Creek Flood Protection Project

Current status:
The project is expected to begin construction in 2016. Environmental documents have been completed and certified by the water district's board of directors. The water district has applied for resources agency permits needed for construction. Please see the Reports & Documents page for copies of all project reports. 

Brief description:
As part of the water district’s 15-year Clean, Safe Creeks Program, the  Permanente Creek Flood Protection Project , located in the cities of Cupertino, Los Altos and Mountain View, has been selected for improvements in flood protection, structural repair, sediment reduction and habitat restoration. The planning and design phases of this project are included as part of the water district’s Capital Improvement Plan.

Project goals:
The project goal is to provide flood protection to homes and businesses in the Permanente Creek watershed using a natural flood protection approach.

  • Provide natural flood protection for approximately 2,200 properties (which exceeds the project requirement of protecting 1,664 properties)
  • Prevent flooding of Middlefield Road and Central Expressway
  • Prevent potential damages in excess of $48 million (1999 value)
  • Enhance 8 acres of wildlife habitat in Rancho San Antonio County Park

Project elements:

  • Floodwalls and levees north of U.S. 101
  • Channel widening and steepening for existing channels along Permanente Creek
  • Flood detention area at City of Mountain View's McKelvey Park
  • Flood detention area at County of Santa Clara's Rancho San Antonio Park

Contact us:

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