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Free Contact 24/7 (619) 920-7825
Compliance. Safety. Authority.

Backflow Compliance Guaranteed Across Southern California

Protect your property and water supply. We provide fully certified and reliable backflow testing, repairs, and installations to keep you compliant with all local districts.

Schedule Your Annual Test
Row of backflow assemblies installed along landscape
WHO WE ARECounty Backflow service truck parked on site
30+ Years of Experience Request Your Free Estimate

San Diego's leading backflow specialist, trusted for over three decades of exceptional service.

Backflow assembly wiring and valve setup

As a licensed C-36 plumbing contractor, we are recognized by all local water districts. Our extensive experience and commitment to accountability ensure that your property receives the highest quality plumbing services available.

OUR CORE SERVICES

Compliance, Repairs, and
Expert Backflow Installations

WHY CHOOSE COUNTY

The Authority in Southern California Backflow Services

We are a licensed C-36 Plumbing Contractor, fully insured, bonded, and approved by every water authority in San Diego County and surrounding areas.

  • Fully Approved Contractor

    We are a licensed C-36 Plumbing Contractor, fully insured, bonded, and approved by every water authority in San Diego County and surrounding areas.

  • Unmatched Coverage Area

    Our service area spans San Diego, Orange, Riverside, and Los Angeles Counties, ensuring certified expertise wherever your property is located.

  • Timely & Emergency Service

    We prioritize quick dispatch and offer same-day and emergency service to address urgent compliance and repair issues immediately.

  • Trusted by Major Clients

    We proudly service accounts for clients like DMG, Sea Haven, CS Hudson, and multiple Amazon facilities, proving our large-scale capability.

Outdoor backflow device covered with green enclosure
check mark Hassle-Free Compliance

We manage all required paperwork and coordinate directly with water authorities, lifting the administrative burden from Property Managers and HOAs.

Ready to Start?

Don't Risk Water Shutoff

Ensure your annual testing is completed correctly and on time by the certified experts. Get guaranteed compliance today and eliminate your risk.

Get Your Free Estimate
Row of commercial backflow prevention systems
Ready to Start?

Don't Risk Water Shutoff

Ensure your annual testing is completed correctly and on time by certified experts. Get guaranteed compliance today and eliminate your risk.

  • Leak
    Repairs

    Leak Detection Service. Professional leak detection and comprehensive repair services to prevent water damage and maintain system integrity.

  • PRV Installation / Replacement

    Pressure Valve Service. Professional installation and replacement of Pressure-Reducing Valves (PRVs) to protect your property's plumbing system.

  • Compliance Management

    Compliance Management Service. We manage all required paperwork and coordinate with water authorities, lifting the administrative burden from property managers.

  • Authority
    Coordination

    Authority Coordination Service. We coordinate directly with water authorities to ensure seamless compliance and avoid potential service shutoffs.

Request Specialized Service
Technician repairing leaking backflow system
Featured Service

Annual Backflow Testing

Every property with a backflow assembly must have it tested annually to remain compliant. Our certified test protects your safety and ensures you meet all district mandates without fail.

Technician adjusting backflow prevention valve

Annual testing is legally mandated to protect your water and property. We provide certified, on-time service guaranteed to keep you compliant with all district requirements and prevent costly service shutoffs.

  • Guaranteed District Compliance: Our tests are performed by certified specialists and the required forms are submitted directly to your local water authority.

  • Your Compliance Entry Point: The $65 annual test ensures long-term system health, often leading to essential repairs ($200 avg.) and high-value replacements.

  • Avoid Service Shutoff Risk: Non-compliant assemblies can result in a water service shutoff. We guarantee timely testing to eliminate this critical risk for property owners.

Schedule Your Test Now
Client Feedback

What Our Clients Say

  • County Backflow handles all 15 of our complexes. Their compliance management is seamless; we no longer worry about late fees or missing deadlines with the water district. They are truly accountable.

    Sarah J. Property Manager, Sea Haven

  • Andrew and his team were prompt and professional. They completed a tricky main line leak repair and a backflow test on the same visit. The workmanship was excellent and highly detailed.

    Mark R. Facilities Director, CS Hudson

  • We needed a fire service backflow replacement done quickly due to a mandate. County Backflow handled the $15,000 job flawlessly and coordinated everything with the city inspectors. Highly recommend their quality work.

    David K. HOA President, San Diego
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Experience the County Backflow Difference

For guaranteed compliance, licensed expertise, and comprehensive water system protection, choose the Southern California leader with over 30 years of experience.

Call Us Now: (619) 920-7825