Polybutylene Service and Valve Replacements (CI 5688 & CI 5689)
Summary
SCH Number
2026010716
Public Agency
City of Thousand Oaks
Document Title
Polybutylene Service and Valve Replacements (CI 5688 & CI 5689)
Document Type
NOE - Notice of Exemption
Received
Posted
1/22/2026
Document Description
The project includes replacement of 125 existing polybutylene water services lines with copper tubing, installing 125 cathodic protection systems, removing and reinstalling 54 valves. The polubutylene service is prone to degradation from chlorine exposure, microfracturing, and sudden failures and replacing aging infrastructure with durable copper and corrosion protection, the work will significantly enhance water system reliability and service for residents.
Contact Information
Name
Chandani Gunasekara
Agency Name
City of Thousand Oaks
Job Title
Engineering Associate
Contact Types
Lead/Public Agency
Phone
Email
Location
Cities
Thousand Oaks
Counties
Ventura
Regions
Citywide, Southern California
Cross Streets
Avenida De Los Arboles and Pederson Road
Zip
91362
State Highways
CA
Township
Thousa
Notice of Exemption
Exempt Status
Categorical Exemption
Type, Section or Code
Section 15302(c), Class 2 (c)
Reasons for Exemption
This project involves Class 2(c) improvements to existing facilities within the public right of way, including replacement of polybutylene water service lines, angle meter stop, and valves, coupled with minor trenching through paved surfaces; all excavations will be backfilled and restored to their original condition. The work adheres to standard trenching and excavation practices, including sheeting, shoring, and compliance with public safety and roadway restoration requirements, ensuring upgraded infrastructure while maintaining the integrity of the right of way
County Clerk
Ventura
Attachments
Notice of Exemption
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