Customer Service Hours

Monday7:30 AM - 4:30 PM
Tuesday7:30 AM - 4:30 PM
Wednesday7:30 AM - 4:30 PM
Thursday7:30 AM - 4:30 PM
Friday7:30 AM - 2:30 PM

Backflow Technician Hours

Monday7:30 AM - 2:00 PM
Tuesday7:30 AM - 2:00 PM
Wednesday7:30 AM - 2:00 PM
Thursday7:30 AM - 2:00 PM
Friday7:30 AM - 2:00 PM

*After hour service may be accommodated for an additional fee.


Emergency Service Availiable

1-800-400-1008


 South Bay408-377-1807
 Peninsula650-212-2435
 East Bay510-742-2272
 Tri-Valley925-829-3183
 Gilroy408-848-5200
 Salinas831-444-1216
 Tracy925-829-3183
Backflow maintenance services

Corporate Headquarters

Bay Area Backflow, Inc.
290 Nagareda Dr. #5
Gilroy CA 95020
Phone: (408) 848-5200
FAX: (800) 561-8934

Cross Connection Test and Surveys Performed by Licensed AWWA Specialists

Bay Area Backflow, Inc. is certified and licensed to provide cross connection control testing and surveys throughout California and Nevada. In addition to providing these types of services for several years throughout the Greater Bay Area in such cities as San Jose, Milpitas, Mt. View, Hayward, Redwood City, etc. Exciting News: We have expanded our service areas. If you have a project that needs Cross Connection Control Surveys or Testing in Los Angeles, San Diego, Las Vegas, Reno, Sacramento, Napa or anywhere else in California or Nevada we are the right people for the job. Please contact us and request to speak to one of our Cross Connection Control Specialists regarding your project.

We are certified to provide cross connection control surveys throughout California and Nevada which means that if you have recycled water / cross connection control projects in Los Angeles, Palm Springs or anywhere in Southern California we can help! In addition to providing Cross Connection Control Testing in San Jose, Sunnyvale, Milpitas and Mountain View,, Sonoma and Santa Rosa we are now serving cities in Nevada as well. Please contact us for cross connection control projects in Las Vegas and Reno.

The purpose of a Cross Connection Control Survey also known as a Shut-down Test is to determine if a hazard exists within the Consumer’s water system which could be introduced into the potable water distribution system. It is the responsibility of the cross connection control specialist to identify and determine if a deficiency exists, the degree of hazard and recommendation for correction. To evaluate the potential hazards, an onsite inspection and shut down test required. If you are a business in the Medical Field, Manufacturing, Food Processing or use recycled water, etc. you may need or be required to complete a Cross Connection Control Survey and have a cross connection control plan. Please contact us and discuss with our cross connection control specialist your specific concerns or requirements.