CA/NV AWWA certified backflow testing, repair, and reporting in La Mesa, San Diego County. Same-week appointments. Reports filed with the Helix Water District.
La Mesa — the 'Jewel of the Hills' — is a charming East County city with a walkable village downtown, tree-lined residential streets, and a strong sense of community. Properties throughout La Mesa (zip codes 91941, 91942) are required by California law to have their backflow prevention assemblies tested annually by a certified tester.
SD Coastal Backflow is a CA/NV AWWA Certified Backflow Prevention Assembly Tester (Cert. No. 20975) serving La Mesa and all of San Diego County. We test all assembly types — PVB, DC, and RP — including detector assemblies, and file test reports with the Helix Water District within 24 hours.
State-mandated annual certification testing for all backflow prevention assemblies — PVB, DC, and RP. Every test includes same-day report filing with the Helix Water District. Learn more about our testing service →
Failed assembly? We diagnose and repair on-site — most repairs completed same visit. Coastal Crew members save 20% on all repair labor. Learn more about repairs →
Managing a community in La Mesa? We offer volume pricing, coordinated scheduling, and consolidated compliance reporting for HOAs and property management companies. View our HOA program →
We're a San Diego-based, locally operated backflow prevention specialist — not a franchise or call center. When you book a test in La Mesa, a CA/NV AWWA certified technician shows up with calibrated equipment, performs the test, and files the report with the Helix Water District. Transparent pricing, no surprises, no subcontractors.
We test all assembly types — PVB, DC, and RP — in standard sizes ¾″ through 3″. Reports filed with the Helix Water District. Call or text for a quick quote.
Phone/Text: (619) 353-8378
Email: [email protected]
Hours: Mon–Sat, same-week appointments