“After another company couldn't find the issue, Terry Nelson Plumbing handled my slab leak detection and repair expertly, restoring peace of mind.”
Carlos V.Chino
VerifiedReliable Water Meter Leak Detection in Ontario, handled by licensed local crews who know San Bernardino County. Our dedicated team is equipped to identify leaks efficiently, ensuring that your water usage remains under control. With California's Mediterranean climate, water efficiency is crucial, especially during the dry summer months. We provide a upfront written quote before beginning any work, ensuring transparency in our services.
Licensed · Upfront options · Clean work areas · Written guarantees
These are our most frequently served ZIP codes. Nearby areas may also qualify—call if you do not see yours.
Chino · Eastvale · Montclair · Upland · Rancho Cucamonga · Jurupa Valley · Norco · Claremont · San Antonio Heights · Pomona · Chino Hills · Fontana
Chino · Rancho Cucamonga · Upland · Eastvale · Montclair · All California cities
“After another company couldn't find the issue, Terry Nelson Plumbing handled my slab leak detection and repair expertly, restoring peace of mind.”
Carlos V.Chino
Verified“A respectful crew handled under house leak detection near Rancho Cucamonga, and their work was clean and tidy.”
Chloe D.Ontario
Verified“The technician explained the wall leak detection procedures clearly and professionally, and the problem was resolved quickly.”
Derek M.Ontario
VerifiedA real dispatcher is available if your question is not answered here.
Call +18667598259 →Most Ontario calls are scheduled the same day, with 24/7 emergency response across San Bernardino County.
We quote a flat rate up front - typically in the range shown below - and you approve it before we begin.
Call now for fast, licensed leak detection anywhere in Ontario and San Bernardino County.