
Leak Detection Santa Ana serves Tustin from our Santa Ana base, finding slab, supply-line, and sewer leaks with non-invasive acoustic, thermal, and tracer-gas equipment, no jackhammering required, whether your home is in Old Town Tustin or one of the newer neighborhoods built on the former Tustin Legacy site. We locate the leak precisely first, then repair it ourselves, so nothing about the job gets lost in a hand-off to a second contractor.
Tustin has one of Orange County's more visibly split housing timelines. Old Town Tustin includes some of the area's older homes, with the supply-line materials and slab-on-grade construction common to aging Orange County housing stock, while large sections of the city redeveloped from the former Marine Corps Air Station Tustin, now generally known as Tustin Legacy and Columbus Square, are considerably newer construction.
Those two halves fail differently. In older housing the pipe material is the failure point: galvanized steel corrodes from the inside out and most galvanized systems begin failing between 40 and 70 years in, while copper fails by pinholing, most common in systems installed before 1970. In newer construction the pipe outlives the hardware, so a leak starts at a fitting, an appliance connection, or an irrigation line instead.
What causes a leak in a Tustin home therefore depends on which part of the city it sits in:
Because plumbing age varies block to block in Tustin, and because service-life figures describe populations of pipe rather than one address, a non-invasive assessment tells us what your specific home is doing rather than us assuming based on the neighborhood alone.
See our full slab leak detection and repair process for the complete breakdown, and why non-invasive detection beats jackhammering the floor.
Water service in Tustin is split. Most of the city is served by the City of Tustin's water utility, while Irvine Ranch Water District serves other portions of the city.
Worth knowing before you report anything, because a homeowner who calls the wrong agency about a suspected leak loses a day. Check which name is on your water bill first.
Either way, the boundary is the same: the utility is responsible up to the meter, and the property owner is responsible past it. To find out which side you are on, turn off every fixture and watch the water meter. Movement with the house idle means a loss. Then close the main shut-off valve: if the meter stops, the leak is inside; if it keeps moving, it is in the line between meter and house.
That is the point at which a detection visit is worth booking. It is a flat-rate fee agreed in advance, and a concealed leak that acoustic and thermal methods cannot isolate is located with tracer gas.
Once we've pinpointed the leak, the same team repairs it, a spot repair, a reroute, or a whole-house repipe conversation if that's the more practical call for an older Tustin home's plumbing history.
Detection visits run $150 to $500 flat-rate, credited toward the repair if you move forward, and every repair gets a firm written quote on-site after we've actually seen the leak, never a number guessed over the phone.
A whole-house repipe runs $6,000 to $15,000, and a Tustin permit becomes null and void if the work has not commenced within 360 days of issue, which matters if you are permitting ahead of other work. See what a repipe costs, including Tustin's 360-day permit window. For our full published price ranges, see our transparent pricing policy.
We're based in Santa Ana and serve Tustin as part of our central Orange County coverage, sending the same non-invasive equipment and the same named technicians whether the call comes from Old Town Tustin or the newer Tustin Legacy area. Our team is bilingual in English and Spanish, and every technician is named and accountable, since real names, not a review count, are the trust signal a newly launched business has to offer.

See our full service area list, or start at our general leak detection hub if you're still narrowing down which type of leak you're dealing with.
Same equipment, same named technicians, straight from Santa Ana. We find it first, then fix it.

We come from Santa Ana with the same equipment and the same named technicians. We find it first, then fix it.
(714) 386-7923Call or text, day or night Get a Leak CheckedYes, from our Santa Ana base, covering all of Tustin and the surrounding central Orange County service area. See our full service area list.
If we can’t locate the leak, there’s no detection fee.
Yes. We’re a licensed California contractor, and we back every job with a no-find-no-fee detection guarantee and a 2-year workmanship warranty on every repair, from a specialist team with hands-on leak-detection experience. Our technicians are trained in acoustic, thermal, and camera-based leak detection methods.
Large parts of Tustin, including the Tustin Legacy and Columbus Square areas, were built on redeveloped land considerably more recently than the city’s older sections, so plumbing age and leak-risk profile vary block to block. A non-invasive assessment identifies your specific home’s risk rather than assuming based on the neighborhood alone.