Flood protection project
Permanente Creek

As part of the district’s 15-year Clean, Safe Creeks Program, Permanente Creek has been selected for improvements in flood protection, erosion control, structural repair, sediment reduction, and habitat restoration. The planning and design phases of this project are included as part of the district’s Capital Improvement Plan.

Project goals: The project goal is to provide flood protection to homes, streets, businesses, and public facilities in the Permanente Creek watershed using Natural Flood Protection approach.

Project information:

• About the project, including map [PDF 1 mb]

Project milestones:

• Develop a plan for the entire watershed that presents alternatives and a recommendation for providing flood protection for all flows up to the one-percent flood for Permanente Creek, Hale Creek, and the Permanente Diversion between Foothill Expressway and San Francisco Bay by 8/1/2007.

• Identify opportunities for environmental enhancement such as stream restoration, as well as trails, parks, and open space for the Board consideration 11/1/2006.

• Provide flood protection to 1,664 parcels (1,378 homes, 160 businesses and 4 schools/institutions) downstream of El Camino Real from a 100-year flood (saving potential damages in excess of $47.9 million) by 12/30/2016.

• Prevent flooding of Middlefield Road and Central Expressway by 12/30/2016.
  
  
• Develop assets protection plan for the deteriorating facilities of the existing flood control channel along Permanente Creek and Hale Creek by 8/1/2007.
  
  
• Development of guidelines for the long-term maintenance of the facility by 8/1/2007.
  
  
• Minimize the cost for maintenance.
  

Check here for:

• Project history and background

• Maps of the project

• Public meetings, notices, opportunities for public input

• Reports, documents and environmental review

• Timeline of the project

• Status of the project

Project contact:
For more information about this project, contact: Afshin Rouhani, Project Manager, Santa Clara Valley Water District, at (408) 265-2600.

Project timeline

The current project schedule will support a planning study to be completed by March 2008 and design by March 2010. Project construction will be conducted between 2010 and 2016 under the Clean, Safe Creeks Program.

The project will require several Board actions to complete the anticipated work. Below is a list of the Board actions required and when these items are estimated to be brought to the Board.

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Project status

• Project data collection began 2001
  
• 1st public meeting: January 29, 2002
  
• 2nd public meeting: March 10, 2003
  
• Citizen’s Task Force and creek Watchers established: March 2003
  
• Have established a Creek Watcher’s residents group to provide flood information
  
• 1st Task Force meeting: June 25, 2003
  
• Environmental consultant contract approved: August 2003
  
• 2nd Task Force meeting: October 25, 2003
  
• Existing Condition/Problem Definition Report finalized: February 2004
  
• 3rd Task Force meeting in March 4, 2004
  
• 3rd public meeting: June 3-8, 2004
  
• 4th Task Force meeting on September 30, 2004
  
• 4th public meeting: November 18 & 22, 2004
  
• 5th Task Force meeting: March 7, 2005
  
• Task Force mailer sent: June 29, 2005
  
• 6th Task Force meeting: February 8, 2006
  
• Meeting with Mountain View city manager: February 9, 2006
  
• 7th Task Force meeting: July 12, 2006
  
  

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*100-year flood
Also called a 1% flood, a storm event which has a one-percent chance of occuring during any given year

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