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    Image
    Box culvert in West Little Llagas Creek
    A look at a completed flood wall as part of the Coyote Creek Flood Management Measures Project.
    January 23, 2026
    Valley Water’s annual Capital Improvement Program: Projects to reduce flood risk 

    Editor’s Note: This is the first in a three-part series highlighting some of the projects included in the Capital Improvement Program Fiscal Year 2027-2031 Preliminary Five-Year Plan.

    Read More
    Image
    Valley Water completes erosion repair project along Saratoga Creek in fall 2025
    January 21, 2026
    Providing flood protection through ongoing stream maintenance projects

    Each summer, under the Stream Maintenance Program (SMP), Valley Water takes important steps to protect neighborhoods from flooding. Over time, sediment can accumulate in creeks, reducing their capacity to carry stormwater. During heavy rains, this can lead to an increased risk of flooding for nearby homes, roads and businesses.

    Read More
    Image
    Mockups Design
    January 7, 2026
    Discover how Valley Water is building climate resilience; read the latest biennial report

    Valley Water’s mission is to provide safe, clean water, protect against flooding, and care for local streams. Climate change is affecting this mission. Rising temperatures, changing rainfall patterns, more severe droughts, a declining Sierra Nevada snowpack and rising sea levels all impact water reliability, infrastructure, and ecosystem health throughout Santa Clara County.

    Read More
  • About Valley Water
    Highlights
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    Access financial information, budgets, and fiscal reports for transparency
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  • Services and Support
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Home

Main navigation

    • FAQ
    • Permits and District Business
    • Valley Water Websites
  • For Residents
    Highlights
    Access Valley Water
    Easily send requests, reports or feedback directly to helpful district staff.
    Rebates & Surveys
    Programs and rebates helping you save water and money.
    Water Conservation
    Learn the best ways to save water indoors and outdoors.
    Current Water Charges
    Valley Water is funded by property taxes, well owners, agricultural water customers and water retailers like San Jose Water Company
    Emergency & Planning
    Flood Emergency Action Plans
    Drought Information
    Local Hazard Mitigation Plan
    Get Flood Ready
    Preparation for Extended Power Outages
    Alert System Real Time Data*
    Levee Safety
    Save Water & Money
    Rebates & Surveys
    Watersavings.org
    Current Water Charges
    Water Savings Videos
    Indoor Conservation
    Outdoor Conservation
    Projects & Plans
    Projects In Your Neighbourhood
    Creek & River Projects
    Dam & Reservoir Projects
    Grants and Environmental Protection
    Infrastructure Improvement Projects
    Climate Change Action Plan
    Safe, Clean Water and Natural Flood Protection Programs
    Studies and Reports
    Hydraulic Model Data (HEC)
    Stream Maintenance Program
  • Your Water
    Highlights
    Access Valley Water
    Easily send requests, reports or feedback directly to helpful district staff.
    Current Water Charges
    Valley Water is funded by property taxes, well owners, agricultural water customers and water retailers like San Jose Water Company
    Rebates & Surveys
    Programs and rebates helping you save water and money.
    Water Conservation
    Learn the best ways to save water indoors and outdoors.
    Water Sources
    Groundwater
    Imported Water
    Local Dams and Reservoirs
    Recycled and Purified Water
    Where your water comes from
    Information & Resources
    GIS Data
    Glossary of Water Terms
    District Library
    Popular Documents and Data
    Local Dams and Reservoirs
    Water Planning
    Water Supply Master Plan
    Water Supply Planning
    Water Treatment
    Water Treatment Plants
    Water Quality
  • Learning Center
    Highlights
    Access Valley Water
    Easily send requests, reports or feedback directly to helpful district staff.
    Rebates & Surveys
    Programs and rebates helping you save water and money.
    Water Conservation
    Learn the best ways to save water indoors and outdoors.
    Current Water Charges
    Valley Water is funded by property taxes, well owners, agricultural water customers and water retailers like San Jose Water Company
    Learning & Exploration
    Next Gen Career Pathways Program
    Water Education programs and Events
    Water 101 Academy
    Public Tours
    Local Dams and Reservoirs
    Volunteer Engagement
    Volunteer and Engage
    Valley Water Youth
    Commission
    Adopt a Creek
    Grants & Partnerships
    Public Art
    Environmental Science & Conservation
    Healthy Creeks and Ecosystems
    Watersheds of Santa Clara Valley
    The Water Treatment Process
    Aerial Drone Pilot Program
  • News & Events
    Highlights
    District News
    Learn more about the latest headlines and announcements from around the district
    Events
    Find district events happening on variety of topics
    Valley Water News Blog
    Catch up on all the latest list of articles and blog posts
    Videos
    Stay up to date with the latest videos from the district
    Public Records
    Public Records feature many commonly requested documents and data sets.
    Recent News
    Image
    Box culvert in West Little Llagas Creek
    A look at a completed flood wall as part of the Coyote Creek Flood Management Measures Project.
    January 23, 2026
    Valley Water’s annual Capital Improvement Program: Projects to reduce flood risk 

    Editor’s Note: This is the first in a three-part series highlighting some of the projects included in the Capital Improvement Program Fiscal Year 2027-2031 Preliminary Five-Year Plan.

    Read More
    Image
    Valley Water completes erosion repair project along Saratoga Creek in fall 2025
    January 21, 2026
    Providing flood protection through ongoing stream maintenance projects

    Each summer, under the Stream Maintenance Program (SMP), Valley Water takes important steps to protect neighborhoods from flooding. Over time, sediment can accumulate in creeks, reducing their capacity to carry stormwater. During heavy rains, this can lead to an increased risk of flooding for nearby homes, roads and businesses.

    Read More
    Image
    Mockups Design
    January 7, 2026
    Discover how Valley Water is building climate resilience; read the latest biennial report

    Valley Water’s mission is to provide safe, clean water, protect against flooding, and care for local streams. Climate change is affecting this mission. Rising temperatures, changing rainfall patterns, more severe droughts, a declining Sierra Nevada snowpack and rising sea levels all impact water reliability, infrastructure, and ecosystem health throughout Santa Clara County.

    Read More
  • About Valley Water
    Highlights
    Mission, Vision and Values
    Learn about our core mission, vision for the future, and the values that guide us
    Board of Directors
    Meet the board members who provide leadership and oversight for the district
    Finance/Budget
    Access financial information, budgets, and fiscal reports for transparency
    Committees
    Explore our various committees and their roles in district governance
    Board Meetings, Agendas & Minutes
    Review meeting schedules, agendas, and official minutes from board meetings
    Leadership
    Board of Directors
    Board Meetings Agendas & Minutes
    Committees
    Redistricting
    Board Governance Policies
    Accountability
    Public Records
    Lobbyist Ordinance
    Grand Jury Reports
    Enterprise Systems
    Information & Resources
    Finance/Budget
    Capital Improvement Program
    Public Facilities Financing Corporation
    Community Engagement
    Renewed Safe, Clean Water & Natural Flood Protection: Independent Monitoring Committee
    Committees
    Community Partnering Sponsorship Program
  • Services and Support
Loading…
  • South County Recycled Water Pipeline Project
  • Cross Valley Pipeline Extension Project
  • Central Pipeline Project
  • Cross Valley and Calero Pipeline Inspection and Rehabilitation Project
  • Penitencia Water Treatment Plant Residuals Management Project
  • Pipeline Reliability*
  • Purified Water Project
  • Rinconada Water Treatment Plant Reliability Improvement
  • Sustainable Creek Infrastructure for Continued Public Safety*
  • Water Utility Infrastructure Implementation Projects

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  1. Home
  2. Project Updates
  3. Central Pipeline Project

Central Pipeline Project

Status
In progress
Phase
Construction
Location
San Jose, Campbell, Los Gatos
Schedule
January 2021-August 2021
Funding
$10 million Pipeline Inspection and Rehabilitation Program

The Central Pipeline pipeline runs from the Penitencia Water Treatment Plant in the Berryessa area of San Jose to Oka Road on the Los Gatos/Campbell border area.

The work is part of Valley Water's 10-year Pipeline Inspection and Rehabilitation Program, which is intended to keep approximately 140 miles of large diameter water pipelines reliable. The work includes inspecting, repairing and replacing distressed pipe sections, defective or older valves and flowmeters. It will also update electric and control systems, repair corrosion protection systems and install a new pipeline monitoring system. 

There may be some lane closures during construction along the pipeline, but flaggers and directional signs will be present to assist drivers and coordinate safety. 

Valley Water also conducted inspections and repairs on the Parallel East Pipeline, which began in December 2020 and concluded in February 2021. The Central Pipeline and Parallel East Pipeline projects are considered one project and cost approximately $10 million through the Pipeline Inspection and Rehabilitation Program.  

Pipeline work underway

Valley Water's work on the Central Pipeline will have some impacts on the Los Gatos Creek Trail, Camden Ponds and Santa Clara County's Fly-Casting Pond in Campbell. 

A pipeline shutdown will run through March 2021 with no impacts to residential drinking water supply. However, it will result in reduced water flow that normally keeps the recharge ponds in the Los Gatos system full, causing one or two of the Camden Ponds to go dry. If rain does not come this winter, the ponds might temporarily dry up this early spring. 

Along the Central Pipeline is the Los Gatos Creek Trail, one of the most popular recreational paths in Santa Clara County for walkers, cyclists and runners. Since January 2021, trucks and construction workers have been present along various trail sections. The worksites are spread along nearly three miles of the trail, from the entrance/exit north of the Campbell Inn on Campbell Avenue to Oka Lane. Most of the trail will remain open as most of the work will take place off the path. However, five entrances/exits on the east side of the trail will be closed at times:

  • Two north of Campbell Inn by Campbell Avenue
  • One near the Towneplace Suites by Marriott on Campbell Avenue
  • One adjacent to San Tomas Expressway
  • One north of Oka Ponds

Directional and caution signs will be posted, with people being rerouted to the west side of the trail.

For questions or concerns, please contact the project's neighborhood liaison, Tony Mercado, at [email protected] or 408-630-2342.

Pipeline work underway

Valley Water's work on the Central Pipeline will have some impacts on the Los Gatos Creek Trail, Camden Ponds and Santa Clara County's Fly-Casting Pond in Campbell. 

A pipeline shutdown will run through March 2021 with no impacts to residential drinking water supply. However, it will result in reduced water flow that normally keeps the recharge ponds in the Los Gatos system full, causing one or two of the Camden Ponds to go dry. If rain does not come this winter, the ponds might temporarily dry up this early spring. 

Along the Central Pipeline is the Los Gatos Creek Trail, one of the most popular recreational paths in Santa Clara County for walkers, cyclists and runners. Since January 2021, trucks and construction workers have been present along various trail sections. The worksites are spread along nearly three miles of the trail, from the entrance/exit north of the Campbell Inn on Campbell Avenue to Oka Lane. Most of the trail will remain open as most of the work will take place off the path. However, five entrances/exits on the east side of the trail will be closed at times:

  • Two north of Campbell Inn by Campbell Avenue
  • One near the Towneplace Suites by Marriott on Campbell Avenue
  • One adjacent to San Tomas Expressway
  • One north of Oka Ponds

Directional and caution signs will be posted, with people being rerouted to the west side of the trail.

For questions or concerns, please contact the project's neighborhood liaison, Tony Mercado, at [email protected] or 408-630-2342.

  • Supports shorter service interruption in case of a pipeline break.
  • Provides operational flexibility for pipeline maintenance work.
  • Improves drinking water reliability. 

The Central Pipeline is approximately 12.6 miles long and begins in northeastern San Jose and runs southwest through highly urbanized sections of San Jose, Campbell and Los Gatos. This pipeline carries raw water from the South Bay Aqueduct to the Almaden Valley Pipeline at the Vasona Pump Station in Los Gatos. 

This pipeline was originally built in 1963 and has 79 vaults. The pipeline also provides water to groundwater recharge ponds. 

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