Backflow Prevention Device Annual Test Program

Backflow Prevention

General Information and Requirements

The State Department of Health and Environment regulations requires the City of Patterson Cross Connection Control Program to test all backflow prevention devices installed on the City Water Infrastructure.  The City tests its own backflows and those private devices with authorization from property owners.

How to Notify the City of your intent to Test

Periodic Test and Maintenance letters will be sent out to all property owners and responsible parties in January of each year.  Letters were mailed out to all affected parties on January 15, 2019.Parties are able to respond using the response form available here.  Property Owners that do no respond and noify the City of their selected approved outside tester, will authorize the City to perform the tests for 2019.  The response deadline is noted on the letter and the form will only be available until the deadline.

Approved Outside Testers

The City does not accept backflow tests from outside testers that have not been approved by the Public Works Department.  A current list of approved backflow testers are as follows:

#

Company Name

Tester Name

Phone Number

Cert No.

Cert Exp

1

Same Day Backflow

Joseph R. Reyes

209-986-3569

07863

2/28/2020

2

Kelly’s Backflow Services

Andrew R. DuHamel

Tim Barcellos

209-920-3453


16285

16586

10/31/2019

5/31/2020

3

AAA Backflow Prevention Services

Laszlo Kramer

877-226-3569

15971

2/28/2019

4

B & B Backflow Service

Gary Bradley Cruse

209-456-6031

1328

3/31/2019

5

COSCO Fire Protection

John Thomas Stobb

Greg Garcia

Ryan P. Smith

209-275-3795


15144

14393

16793

4/30/2020

5/31/2021

10/31/2020

6

Dan Ely Backflow Services

Dan Ely

209-678-7024

02159

10/31/2020

7Bay & Valley Backflow ServicesJoel Garcia800-671-41291366110/31/2019

Backflow Tester's New to the City of Patterson

Forms can be download for submission or electronic application can be submitted, however, a business license is required to complete the process.

Application to become an approved tester.  Click Here

Information about our program. Click Here