The City of Fullerton has established guidelines for backflow prevention and cross-connection control to protect the public water supply.
Fullerton property owners are responsible for ensuring that backflow prevention devices are properly installed, tested annually, and maintained in good working order. Non-compliance with these regulations can lead to penalties, civil liabilities and the interruption of water service.
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Because backflow devices are critical to maintaining clean, safe water supplies, California State Water Districts, County Health Boards and Local Municipalities regulations mandate that only licensed and certified backflow technicians and plumbers who have the expertise, training, have the legal authority to perform repairs or replacements in compliance with regulations and with the necessary quality control to protect the public water system.
Fullerton enforces comprehensive backflow prevention regulations to protect its public water supply from contamination. Failing to comply with the regulations may result in fines or suspension of water service. It is important for Fullerton homeowners and businesses to stay up-to-date with local regulations and to ensure that their backflow devices are tested annually by a certified tester.
The City of Fullerton enforces comprehensive backflow prevention regulations to safeguard its public water supply from contamination. The city is committed to safeguarding its public water system from contamination through a robust cross-connection control program.
These regulations are outlined in Chapter 14.07 of the Fullerton Municipal Code, which adopts the 2022 California Plumbing Code with local amendments mandate the installation, maintenance, and annual testing of backflow prevention devices to ensure that potable water remains uncontaminated by non-potable sources.
The city's backflow prevention program aligns with standards set by the American Water Works Association (AWWA) and the University of Southern California Foundation for Cross-Connection Control and Hydraulic Research.
Fullerton property owners are responsible for installing backflow prevention assemblies as required by the city's regulations. Installations must adhere to the city's standards, including specific device types and installation procedures. Failure to install the required backflow prevention assemblies may result in the city discontinuing water service until compliance is achieved.
Backflow prevention assemblies in Fullerton must be tested by a certified technician immediately after installation. These assemblies are required to be tested at least annually to ensure proper operation. Moreover, backflow prevention tests must be conducted by individuals certified by recognized organizations, such as the American Backflow Prevention Association and licensed by the County of Orange Health Care Agency. est results must be submitted to the Fullerton Engineering Department and the County of Orange Health Care Agency. Failure to conduct required testing may lead to water service termination until the device is tested and found compliant.
Fullerton property owners are responsible for the maintenance and repair of their backflow prevention devices to ensure they function correctly. If a device fails or is malfunctioning, repairs or replacements must be made immediately, and the device must be retested.
Non-Compliance: Failure to comply with these requirements may result in penalties, including water service discontinuation.
The primary objective of Fullerton's backflow prevention regulations is to protect the public water supply from potential contamination or pollution due to backflow incidents. By enforcing strict regulations and regular testing, the city aims to maintain the integrity and safety of its water supply.
These regulations aim to prevent backflow, the unwanted reverse flow of water that can introduce pollutants or contaminants into the potable water system by implementing:
Backflow Prevention: To prevent the reverse flow of water that can introduce pollutants or contaminants (e.g., chemicals, fertilizers, waste) into the public water system.
Cross-Connection Control: To eliminate or safeguard against connections between potable and non-potable water systems, ensuring the safety of drinking water.
Fullerton’s regulations require the installation of approved backflow prevention assemblies (BPAs) in specific scenarios to protect the water supply. Fullerton's water system is managed by the City's Public Works Department, which enforces backflow prevention measures in accordance with:
- California Code of Regulations Title 17: Outlines the requirements for backflow prevention and cross-connection control.
- Fullerton Municipal Code: Provides detailed guidelines for implementing cross-connection control programs.
All backflow prevention devices must be approved by recognized standards agencies like the Foundation for Cross-Connection Control and Hydraulic Research at USC or other equivalent organizations.
The City of Fullerton requires backflow prevention devices in various scenarios to prevent cross-connections:
- Fullerton Commercial and Industrial Properties: These establishments often have complex plumbing systems that may include auxiliary water supplies or hazardous processes, necessitating the installation of backflow prevention assemblies.
- Fullerton Residential Properties with Irrigation Systems: Homes equipped with irrigation systems are susceptible to backflow incidents, especially if fertilizers or pesticides are used. Therefore, backflow prevention devices are mandated to protect the potable water supply.
- Fullerton Property Fire Protection Systems: To prevent stagnant water from fire suppression systems from flowing back into the drinking water supply.
- Fullerton Properties with Auxiliary Water Systems: Any property utilizing secondary water sources, such as wells or reclaimed water systems, must install backflow prevention devices to prevent contamination of the public water system.
These devices must be installed after the water meter and comply with the specifications outlined in the City of Fullerton Water Utility Specifications.
Failure to install a required backflow prevention assembly can result in termination of water service at your property by the City of Fullerton until compliance is achieved.
To ensure the continued effectiveness of backflow prevention assemblies, the following backflow testing and maintenance protocols are required in Fullerton:
- Fullerton Backflow Installation Responsibility: Fullerton property owners are responsible for installing backflow prevention assemblies as required by the city's regulations.
- Fullerton Backflow Compliance: Fullerton backflow installations must adhere to the city's standards, including specific device types and installation procedures.
- Fullerton Annual Backflow Testing: All backflow prevention assemblies must be tested at least once a year by a certified tester.
- Fullerton Post-Installation or Repair Backflow Testing: Any new installation, relocation, or repair of a backflow device requires immediate testing to confirm correct operation.
- Backflow Record Keeping: Test results must be submitted to the appropriate regulatory agency to maintain compliance records.- Approved Devices: Only backflow prevention assemblies listed by recognized testing agencies are permitted. The USC-FCCCHR provides a comprehensive list of approved devices.
- Fullerton Approved Backflow Devices: Only backflow prevention assemblies listed by recognized testing agencies are permitted. The USC-FCCCHR provides a comprehensive list of approved devices.
- Fullerton Certified Backflow Testers: Testing must be conducted by individuals certified by the Orange County Health Care Agency (OCHCA). A directory of certified testers is available on the County's official website.
Failure to Install: Failure to install the required backflow prevention assemblies for properties in Fullerton CA may result in the city discontinuing water service until compliance is achieved.
Fullerton's regulations mandate the installation of various types of backflow prevention devices, including:
- Double Check Valve Assembly (DC): Suitable for low to medium hazard situations.
- Reduced Pressure Principle Backflow Prevention Assembly (RP): Required for high hazard scenarios.
- Air-Gap Separation (AG): Provides the highest level of protection, typically used in critical applications.
These backflow devices must meet the standards set forth in the city's regulations and the AWWA Manual M14, Third Edition.
These devices must be installed immediately downstream of the water meter and must be approved by recognized testing agencies. The University of Southern California’s Foundation for Cross-Connection Control and Hydraulic Research (USC-FCCCHR) provides a comprehensive list of approved devices.
The appropriate device is determined based on the degree of hazard present at a property in Fullerton CA.
To ensure the continued efficacy of backflow prevention devices in Fullerton, the following procedures are implemented:
- Annual Backflow Testing: All backflow prevention assemblies must undergo annual testing to confirm their proper operation.
- Certified Backflow Testers: Only individuals certified by the County of Orange Health Care Agency are authorized to perform these tests.
- Backflow Reporting: Test results must be submitted to both the City of Fullerton and the County of Orange Health Care Agency for record-keeping.
- Backflow Maintenance and Repairs: Property owners are responsible for the maintenance and repair of their backflow prevention devices to ensure they function correctly.
- Failure to Test: Failure to conduct required testing may lead to water service termination until the device is tested and found compliant.
Property owners in Fullerton have specific duties to maintain compliance with backflow prevention regulations:
- Backflow Installation: Ensure that backflow prevention devices are installed where required. Installations must comply with the city's standards, including specific device types and installation procedures. If a property owner fails to install the required backflow prevention assemblies, the city may interrupt potable water service until evidence of installation is provided.
- Annual Backflow Testing: Schedule and facilitate the annual testing of backflow prevention assemblies by certified testers. Arrange for initial and annual testing by certified testers.
- Backflow Maintenance and Repairs: Regularly inspect and maintain backflow devices to ensure they are in proper working condition.
- Backflow Reporting: Submit test results and any necessary documentation to the City of Fullerton and the County of Orange Health Care Agency.
Failure to comply with these requirements may result in penalties, including water service discontinuation.
The City of Fullerton conducts cross-connection inspections as a critical component of its water quality protection program. These inspections are designed to identify and eliminate potential or existing connections between the public potable water system and any source of contamination or pollution. Fullerton's inspections are carried out in accordance with Chapter 14.07 of the Fullerton Municipal Code, the California Plumbing Code, and the guidelines of the Orange County Health Care Agency, which serves as the lead authority on cross-connection control in the region.
Fullerton conducts site surveys to identify potential cross-connections and ensure compliance with backflow prevention requirements. These inspections help maintain the integrity of the public water system and are typically scheduled in advance.
Inspection Purpose and Scope
The primary goal of cross-connection inspections is to safeguard the city’s potable water supply from contamination due to backflow or back-siphonage. These inspections help verify that:
- No unprotected cross-connections exist on the property.
- Existing backflow prevention assemblies are properly installed, maintained, and located in accessible areas.
- The type of backflow prevention assembly matches the level of hazard posed by the facility or application.
- No unauthorized plumbing modifications have compromised the water system.Inspections are conducted on both new installations and existing systems to ensure ongoing compliance.
Inspections are conducted on both new installations and existing systems to ensure ongoing compliance. High-risk properties (such as those with irrigation systems, commercial buildings, medical facilities, and multi-unit residences) are prioritized for frequent review.
Proper testing and maintenance of backflow prevention devices are essential for compliance with local regulations and for safeguarding community health. The City of Fullerton has the following requirements for testing, certification, and documentation of backflow prevention assemblies:
Fees for testing are determined by the certified backflow prevention assembly tester and are separate from any administrative fees that may be charged by the city.
The City of Fullerton enforces its backflow prevention and cross-connection control regulations primarily through provisions outlined in Chapter 14.07 of the Fullerton Municipal Code. These regulations adopt and incorporate the standards of the 2022 California Plumbing Code, which sets forth state-level mandates for the installation, maintenance, and testing of backflow prevention assemblies. In addition, the City aligns its program with guidelines established by the American Water Works Association (AWWA) and the University of Southern California Foundation for Cross-Connection Control and Hydraulic Research. Enforcement and oversight are coordinated through the City of Fullerton Engineering Department in collaboration with the Orange County Health Care Agency, which oversees tester certification and reporting protocols.
Relevant Codes and Ordinances:
Fullerton Municipal Code – Chapter 14.07: Governs water system regulations, including backflow prevention and cross-connection control requirements.
2022 California Plumbing Code (as adopted locally): Provides state standards for installation and operation of backflow prevention devices.
Orange County Health Care Agency Cross-Connection Control Program: Oversees certification of testers and device tracking across the county.
AWWA Manual M14: Referenced for best practices on selection, installation, and maintenance of backflow prevention assemblies.
USC Foundation for Cross-Connection Control and Hydraulic Research: Sets nationally recognized testing standards and approved device lists.
For questions or assistance, property owners can contact the Fullerton Water Authority.
Contact Information:
Address: City of Fullerton, Public Works Department, Water Division, 303 W. Commonwealth Ave, 2nd Floor, Fullerton, CA 92832
Phone: (714) 738-6887
Email: backflowtest@ci.fullerton.ca.us
Website: City of Fullerton - Backflow Prevention
For further guidance or assistance with backflow prevention compliance, Fullerton homeowners and businesses may contact the City of Fullerton's Public Works Department directly.for resources and support.
Here is a outline of special circumstances pertaining to backflow assembly installation, testing and repair which require special attention:
- New Installations: Before installing or replacing a backflow prevention device, obtain approval from the Water Quality Specialist or City Water Inspector.
- Permits: A city water permit is required for new or replaced backflow devices.
- Enclosures: Approved backflow enclosures must be used to protect devices from damage.
- Emergency Backflow Events: In the event of a suspected backflow or contamination issue, property owners should immediately contact the Fullerton Engineering Department for assistance.
- Irrigation Systems: Properties with irrigation systems are required to have backflow prevention devices to prevent contamination from fertilizers or pesticides.
- Multi-Family and Commercial Properties: These properties may have more complex water systems and could be subject to more frequent inspections and advanced backflow prevention requirements.
Located Fullerton, located in northern Orange County, is a historically rich and culturally vibrant city known for its thriving arts scene, esteemed educational institutions, and well-preserved historic neighborhoods. With a population of approximately 140,000, Fullerton offers a unique blend of classic Southern California charm, academic vitality, and a forward-looking civic identity that makes it one of the region’s most dynamic mid-sized cities.
Founded in 1887 and incorporated in 1904, Fullerton originally thrived as an agricultural hub, producing oranges, walnuts, and avocados across its fertile terrain. The arrival of the railroad and subsequent oil discoveries in the early 20th century fueled economic expansion. Many of the city’s early buildings still stand today, particularly in Downtown Fullerton, which has preserved its historic core and evolved into a lively district for dining, nightlife, and the arts.
Downtown Fullerton is one of the city’s cultural and social anchors, known for its walkable streets, early 20th-century architecture, independent restaurants, bars, cafes, and boutiques. The district hosts regular events such as the Fullerton Art Walk, Farmers Market, and First Night Fullerton, a New Year’s Eve celebration of music and arts that reflects the city’s strong community spirit.
Fullerton’s identity is closely tied to education. It is home to California State University, Fullerton (CSUF)—one of the largest institutions in the CSU system—offering undergraduate and graduate degrees across disciplines, and serving as a regional leader in research, business innovation, and the arts. Adjacent to CSUF is Fullerton College, one of the oldest community colleges in California, founded in 1913. Together, these institutions serve tens of thousands of students and play a central role in shaping Fullerton’s cultural and intellectual life.
The city is also home to several distinguished high schools and K–12 institutions, including those in the Fullerton Joint Union High School District (FJUHSD) and the Fullerton School District, both of which have earned acclaim for academic excellence, arts programming, and student diversity. Magnet programs, language immersion schools, and STEM-focused academies provide educational variety and choice.
Civic life in Fullerton is robust and anchored by well-maintained public infrastructure. Fullerton City Hall, the Fullerton Main Library, and the Fullerton Museum Center form a central civic cluster that supports governance, literacy, and cultural enrichment. The Fullerton Museum Center is particularly well known for its rotating exhibitions on local history, contemporary art, and the city’s unique place in American music—particularly as the birthplace of Leo Fender, inventor of the electric guitar.
Fullerton's rich musical legacy continues with venues like The Fox Fullerton Theatre, a 1925 Spanish Colonial Revival-style landmark undergoing restoration, and The Muckenthaler Cultural Center (“The Muck”), a historic mansion turned arts and cultural venue that offers exhibitions, performances, and education programs throughout the year.
Green space and recreation are integral to Fullerton’s urban fabric. The city boasts more than 50 parks, including Hillcrest Park, with sweeping views and historic fountains; Craig Regional Park, shared with neighboring Brea; and Laguna Lake Park, popular for horseback riding and walking trails. The Fullerton Loop, a well-known trail network for mountain biking and hiking, connects natural open spaces with urban areas and offers access to regional parks and the Robert E. Ward Nature Preserve.
Residential neighborhoods in Fullerton reflect a broad range of architectural styles and housing types—from early 20th-century Craftsman and Spanish Revival homes in the Golden Hill and Amerige Heights areas to modern apartment communities and townhomes near University Heights and SoCo District. Historic preservation ordinances and design review processes help protect the architectural legacy of Fullerton’s older neighborhoods.
Fullerton’s economy is diversified, with strong sectors in education, healthcare, retail, manufacturing, and professional services. The city supports small business development through the Fullerton Chamber of Commerce and downtown business improvement district, and actively encourages redevelopment and mixed-use projects that align with its long-term planning goals.
Transportation in Fullerton is well-integrated, with major freeways (I-5, SR-91, and SR-57) providing regional access. The Fullerton Transportation Center serves as a key transit hub, offering Metrolink and Amtrak rail service, as well as bus connections through OCTA. Its proximity to Los Angeles, Anaheim, and other employment centers makes Fullerton attractive to both residents and commuters.
Today, Fullerton is a city that honors its past while embracing the future. It is a community defined by cultural vitality, academic excellence, historic charm, and civic pride. Whether exploring its restored downtown, attending university lectures, hiking its urban trails, or enjoying live music at a local venue, residents and visitors alike experience a city that is as dynamic as it is deeply rooted in tradition.
City Website: https://www.cityoffullerton.com
City Hall Address: 303 W. Commonwealth Ave, Fullerton, CA 92832
Public Works Department: (714) 738-6887
For further assistance or questions regarding backflow prevention and cross-connection control, please reach out to the Public Works Department using the contact information provided above.
