City of Poway Water Infrastructure
Improvement Program
November 19, 2024
Project Update
Agenda
Overall Program Update
• Clearwell Bypass
• Clearwell Replacement
• Treated Water Facilities
Changes to Treated Water
Facilities Project
Recommended Next Steps
City of Poway – Water Infrastructure Improvement Program
Clearwell
Replacement – In
Construction
Treated Water
Facilities – In Design
Three Phase Program
Clearwell
Bypass – In Operation
City of Poway – Water Infrastructure Improvement Program
Clearwell Bypass Project
• Temporary steel tanks for water storage
• Temporary pump station required to
pump water to the tanks
• Temporary 24” above-ground piping and
pressure reducing station
• Permanent 36” below-ground pipeline
• Completed under budget and in
operation since November 2022
City of Poway – Water Infrastructure Improvement Program Clearwell
Replacement – In
Construction
Treated Water
Facilities – In Design
Three Phase Program
Clearwell
Bypass – In Operation
City of Poway – Water Infrastructure Improvement Program
Clearwell Replacement Project
• Replace the 1964 lined and
covered clearwell with two concrete tanks
• Reroute storm drains around new tanks
• Replace inlet, outlet and drain piping and
valves
• Removal of the temporary bypass facilities
& restoration of the softball field
Status
• Construction is roughly 33% complete
• Tank commissioning expected April 2026
• Softball field completion Fall 2026
City of Poway – Water Infrastructure Improvement Program
City of Poway – Water Infrastructure Improvement Program Earthwork and Retaining
Walls
City of Poway – Water Infrastructure Improvement Program Storm Drains
City of Poway – Water Infrastructure Improvement Program Vaults and Pipe
City of Poway – Water Infrastructure Improvement Program Vaults and Pipe
Clearwell
Replacement – In
Construction
Treated Water
Facilities – In Design
Three Phase Program
Clearwell
Bypass – In Operation
City of Poway – Water Infrastructure Improvement Program
Treated Water Facilities Original Design
• Provides Poway with a source of treated
water (redundant supply)
• New POW-5 Flow Control Facility on
Espola Road
• New 36-inch treated water pipeline on
Espola Road
• Forebay and Pump Station on Lake Poway
Road
• Treated water pipeline to Clearwell
• Enables future WTP maintenance
and rehabilitation
City of Poway – Water Infrastructure Improvement Program
Treated Water Facilities Design Changes
• Provides a source of treated water
(redundant supply) to Poway
• Enables Poway to more efficiently
supply Ramona MWD from Berglund WTP
• Maximizes use of existing facilities
• Eliminates flushing of existing pipe
which minimizes wasting of water
• Provides operational flexibility
• Leverages prior planning/design work
• Enables future WTP maintenance and
rehabilitation
City of Poway – Water Infrastructure Improvement Program
Treated Water Facilities
Status and Recommended Next Steps
• Division of Drinking Water has approved the
proposed schedule
• Proposed MOU with Ramona MWD to
establish coordination during design
• Future Water Purchase
Agreement between City and Ramona
MWD
• Request for Council to authorize redesign
and CEQA work
• Request approval of construction contract
in Spring 2026
City of Poway – Water Infrastructure Improvement Program
Questions?
City of Poway – Water Infrastructure Improvement Program