Full system pressure test
We isolate the domestic water, irrigation, pool, and sewer systems one at a time and pressurize each with a hydrostatic test kit. This tells us which system is leaking before we spend time scanning the wrong area.
Licensed
Licensed & Bonded
Fully Insured
Insured & Bonded
24/7 Emergency
Same-Day Response
Warranty Backed
Workmanship Guaranteed in santa ana
What our residential leak detection covers
Every inspection includes a full pressure test of the domestic system, thermal and acoustic scanning of the suspect area, and a written report with photos. Repairs are quoted separately after you see the findings, so you're never paying for work you didn't approve.
Thermal and acoustic scan
We sweep the suspect area with a FLIR thermal imaging infrared camera and an acoustic listening disc. Two independent methods confirming the same spot is our standard before we recommend opening any floor or wall.
Moisture mapping report
We grid the affected area with a moisture meter and document readings in a written report. You get a clear picture of how far the water has traveled and what needs to dry out before repairs begin.
Written findings and photos
You receive a summary of what we tested, what we found, and where the leak is located, with photos of every reading. This is the document your insurance adjuster will ask for if you're filing a claim.
Repair quote before work starts
Once we've pinpointed the leak, we give you a written quote for the repair - spot fix, section replacement, or full reroute. You approve the number before we pick up a tool. No surprises on the invoice.
Residential Leak Detection in santa ana, done right
Residential Leak Detection in santa ana is the process of finding water where it should not be - under a slab, inside a wall cavity, beneath the lawn, or behind a cabinet - without tearing your house apart to do it. We start with a pressure testing gauge on the main line, then confirm the location with an ultrasonic leak detector, a thermal imaging infrared camera, and a moisture meter. Most homes we inspect in Orange County have a leak that has been running for weeks before anyone noticed.
Santa Ana homes need this more than most. The city's older housing stock still runs on copper pipe that has been in the ground since the 1950s and 1960s, and hard water from the Orange County Water District eats pinholes through it. Add the seasonal swing - dry summers that shrink soil, winter rains that shift foundations - and you get slab leaks, water main leaks, and irrigation line failures that show up as a high water bill or a hot spot on the floor. If you're searching for residential leak detection near me Santa Ana CA, that's usually the moment.
What to expect on leak day
No mystery, no waiting around. Here is the sequence from your first call to a dry floor and a written report.
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Schedule
Call or book online — a real human picks up and confirms a 2-hour arrival window.
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Diagnose
Licensed tech inspects on-site, then walks you through the cause and your options.
03
Fix
The job is completed to code and done right the first time — no shortcuts, no surprises.
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Guarantee
Every job backed by a written workmanship warranty — and we stand behind it.
Tools and methods we use
Tools & Equipment
Acoustic listening disc
Picks up the sound of pressurized water escaping a pipe through concrete, tile, or soil. Our primary tool for slab and underground leak location.
Thermal imaging infrared camera
FLIR camera that shows temperature differences caused by hidden moisture. We use it to scan walls, floors, and ceilings before confirming with a moisture meter.
Ultrasonic leak detector
Detects the high-frequency sound of a pinhole or crack in copper or PEX. Works well in noisy environments where a listening disc struggles.
Pressure testing gauge and hydrostatic test kit
Isolates and pressurizes each system zone to confirm which one is leaking. The gauge reading is the first hard data point on every job.
Pipeline inspection camera and drain camera
General Pipe Cleaners cameras that let us see inside sewer and drain lines to find root intrusion, cracked pipe, or failed joints.
Tracer gas detector
Sewerin and INFICON units that use a harmless tracer gas to confirm hard-to-find leaks in pool lines, gas lines, and underground runs.
Moisture meter and soil probe
Measures moisture content in building materials and soil. Used to map how far water has traveled and to confirm underground leak locations.
Methods & Standards
Two-instrument confirmation
We never call a leak location based on one tool. Thermal imaging plus acoustic confirmation, or pressure test plus moisture reading, is our standard. This protocol keeps our false-positive rate low and your demolition to a minimum.
Zone isolation testing
We shut off and pressurize the domestic, irrigation, pool, and sewer systems one at a time. This narrows the search to a single system before we start scanning, which cuts inspection time roughly in half on most homes.
Non-invasive first
Detection always comes before demolition. We exhaust every non-invasive method - thermal, acoustic, electronic, tracer gas - before recommending any opening in a floor or wall. Most leaks are located without cutting anything.
Code-correct repair
Every repair is made to California Plumbing Code and Uniform Plumbing Code standards, with materials matched to the existing pipe. We pull City of Santa Ana building permits when the scope requires it and schedule the inspection ourselves.
When to call for leak detection
01
You got a water bill that's $200 higher than normal and the meter keeps spinning with everything off.
What we do: We shut off the main, watch the meter, and pressure-test each zone to find which system is leaking. Then we pinpoint the location with acoustic and thermal gear.
→ You know exactly where the leak is and what it costs to fix, usually within two hours of our arrival.
02
There's a warm spot on your tile floor and you suspect a slab leak under the house.
What we do: We confirm the slab leak with a thermal imaging camera and a hot-side pressure test, then mark the exact spot within 6 inches before any demolition.
→ You avoid jackhammering the wrong part of the floor and get a repair quote based on the real location.
03
Your pool is losing an inch of water a day and the auto-fill keeps running.
What we do: We pressure-test the return lines, skimmer, and light conduit, then use tracer gas and a soil probe to confirm which line is leaking before anyone digs up decking.
→ The leaking line is identified and repaired, and your pool stops losing water and chemicals.
04
You smell gas near the water heater or stove and want it checked immediately.
What we do: We respond 24/7 with a Sewerin or INFICON tracer gas detector, isolate the leaking fitting or line, and make the area safe before any repair work.
→ The gas leak is confirmed, isolated, and repaired to code, and you have documentation for your records.
How leak detection runs in Santa Ana
Santa Ana sits on a mix of 1920s bungalows, postwar tract homes, and newer infill construction, and each era fails differently. The 1950s and 1960s copper pipe in neighborhoods like Floral Park and French Park is prone to pinhole leaks and slab leaks because hard water from the Orange County Water District slowly eats through the pipe wall. Newer homes in South Coast Metro and Cornerstone Village tend to have PEX tubing, which fails at fittings and manifolds more often than in the pipe itself. Our dry summers shrink the soil and winter rains swell it back, and that cycle flexes underground lines until joints crack. We see a spike in underground irrigation leak calls every October when homeowners finally shut their sprinklers off and notice the meter still moving. If you need residential water leak detection service Santa Ana California, we know which neighborhoods to check first and which pipe materials to expect. We pull City of Santa Ana building permits for any repair that requires inspection and work to California Plumbing Code throughout.
Neighborhoods We Serve
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Floral Park
Historic 1920s homes with original copper and clay sewer lines. Slab leaks and root intrusion are the two most common calls we run here.
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South Coast Metro
Newer construction with PEX tubing and manifold systems. Leaks here tend to be at fittings behind cabinets or in the attic rather than under the slab.
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Washington Square
Postwar tract homes on slab foundations. Hot-water slab leaks are common because the original copper has been in the ground for over 60 years.
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Artesia Pilar
Larger lots with extensive irrigation systems. Underground irrigation and water main leaks drive most of our calls in this neighborhood.
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Downtown Santa Ana
Mixed residential and commercial buildings, many with shared walls. Leak detection here requires careful isolation to avoid chasing a neighbor's problem.
Local Conditions We Plan For
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Hard water from the Orange County Water District
Mineral buildup corrodes copper pipe from the inside, causing pinhole leaks that start small and grow into full ruptures within months. Most of our copper pipe leak detection calls trace back to this.
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Expansive clay soil and seasonal soil movement
Dry summers shrink the soil, winter rains swell it, and the cycle flexes underground lines until joints fail. We see a wave of water main and irrigation leaks every fall and spring.
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Older slab-on-grade construction
Homes built before 1975 have copper lines buried directly in the slab. When they fail, the leak has nowhere to drain, so it surfaces as a hot spot or a cracked tile rather than a visible puddle.
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City of Santa Ana building permit requirements
Any repair that opens a slab or replaces a water main requires a permit and inspection. We handle the paperwork and schedule the inspection so you don't have to.
Slab leak under a hallway floor
Leak problems we solve in Santa Ana
Most calls start with one of these four symptoms. Each one has a different cause and a different fix, which is why guessing costs homeowners so much money.
Problem
Water bill doubled with no change in usage
A hidden leak is running somewhere in your system, wasting hundreds of gallons a week and driving up your bill every cycle until it's found.
Our Fix
We pressure-test each zone separately to isolate the leaking system, then use acoustic and thermal gear to pinpoint the exact location. Most hidden leaks are found within 90 minutes of arrival.
Problem
Hot spot on the floor or warm tile
A hot spot usually means a slab leak on the hot water line. The water is eroding the soil under your foundation and can eventually cause cracks or settling.
Our Fix
We confirm the slab leak with thermal imaging and a pressure test on the hot side, then offer a spot repair or an overhead reroute through the attic in PEX or copper. Both options stop the damage.
Problem
Soggy patch in the yard or lawn
An underground irrigation or water main leak is saturating the soil, which can undermine your foundation, kill landscaping, and spike your water bill.
Our Fix
We isolate the irrigation and main lines at the backflow preventer, then trace the leak with a soil probe and pipe and line locator. Repairs are made without trenching the entire yard.
Problem
Musty smell or mold on a wall
Moisture behind drywall feeds mold growth within 48 hours. Left alone, it spreads through the framing and becomes a health and structural problem.
Our Fix
We use moisture meters and thermal imaging to map the wet zone, find the source, and repair the pipe. You get a documented moisture map so you know exactly what needs to dry out.
Why homeowners call us first
A hidden leak costs you twice: once on the water bill, and again when the moisture rots framing or lifts flooring. We find it before either one gets expensive.
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Stop the water bill bleed
A pinhole leak the width of a needle can waste 10,000 gallons a month. We isolate the line, meter the flow, and show you the number on the gauge before we quote any repair. Most customers see their bill drop back to normal within one billing cycle.
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Non-invasive detection first
We use thermal imaging infrared cameras, acoustic listening discs, and tracer gas to locate leaks without jackhammering your floor. In most slab leak cases we mark the exact spot within 6 inches before a single tile comes up. That saves you thousands in unnecessary demolition.
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Licensed, bonded, code-correct
Our work is performed under a California C-36 Plumbing Contractor License and inspected to California Plumbing Code and Uniform Plumbing Code standards. Repairs use copper pipe, PEX tubing, or CPVC pipe matched to what's already in your walls, with SharkBite or Viega fittings where a mechanical joint makes sense.
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24/7 emergency response
Burst pipe at 2 a.m.? Water main leaking into the garage before a holiday? We run 24/7 residential leak detection Santa Ana CA calls with a live dispatcher, not a voicemail. Average arrival inside Santa Ana city limits is under 60 minutes for emergencies.
Licensed, certified, and accountable
Licensed & Certified
- California C-36 Plumbing Contractor License — issued by California Contractors State License Board (CSLB)
- IAPMO Certification — issued by International Association of Plumbing and Mechanical Officials
- ASSE Standards Compliance — issued by American Society of Sanitary Engineering
- Backflow Tester Certification — issued by Orange County Water District approved program
- EPA WaterSense Partner — issued by U.S. Environmental Protection Agency
Verified Reviews
Google ★★★★★4.9
Found a slab leak under our living room that two other companies missed. They used a thermal camera and an acoustic listener, marked the spot, and had it rerouted in two days. Water bill is back to normal and the floor is dry.
Yelp ★★★★★4.8
Called at 10 p.m. with water coming into the garage. Tech was here in under an hour, shut off the main, and isolated the leak. Repair was done the next day. Fair price, no upsell, and they sent photos for our insurance claim.
BBB A+
Professional from the first phone call. They explained the pressure test, showed us the gauge readings, and quoted the repair before starting. The pinhole leak in our copper was fixed in one visit and the warranty is in writing.
Google ★★★★★5.0
Our pool was losing an inch of water a day. They pressure-tested the lines, found a cracked return line with tracer gas, and repaired it without tearing up the deck. Saved us thousands in unnecessary demolition.
Leak detection questions we hear every week
Real answers to the questions we hear most often from local homeowners and property managers.
How much does residential leak detection cost in Santa Ana CA?
Most residential leak detection inspections in Santa Ana run $180 to $450 in 2026, depending on how many zones we test and whether slab access is required. If we find the leak and you approve the repair on the same visit, we credit the inspection fee toward the repair cost. Emergency after-hours calls carry a higher dispatch rate.
What are the most common leaks in Santa Ana homes?
Slab leaks and pinhole leaks in copper pipe top the list, especially in homes built before 1975. After that come irrigation line failures, toilet flapper leaks, water heater fittings, and pool plumbing. Hard water and soil movement from our dry summers are the two biggest drivers. We see at least one hidden slab leak a day in older Santa Ana neighborhoods.
Do you offer residential leak detection near me?
Yes. We cover every Santa Ana ZIP code - 92701, 92703, 92704, 92705, 92706, and 92707 - plus the surrounding Orange County area. Same-day appointments are usually available if you call before 2 p.m. Emergency service runs 24/7. If you're in Downtown Santa Ana, Floral Park, or South Coast Metro, we're typically on site within an hour.
Will homeowners insurance pay for residential leak detection in California?
Often yes, but it depends on the cause. Most California policies cover the resulting water damage and sometimes the detection itself when the leak was sudden and accidental. They rarely cover the pipe repair if it failed from age or corrosion. We document everything with photos, moisture readings, and a written report so your adjuster has what they need to process the claim.
Other leak services we handle
Leak Detection
General leak detection is the umbrella service behind every residential call we run in Santa Ana. If you're not sure what's leaking, we start here and narrow it down with pressure testing and thermal imaging before recommending any repair.
View Leak DetectionWater Leak Detection
Water leak detection focuses on the domestic supply lines inside and outside your home. We trace leaks from the meter to the fixture using acoustic listening discs and moisture meters, then confirm with a hydrostatic test before opening anything up.
View Water Leak DetectionSlab Leak Detection
Slab leaks are the most common hidden leak in older Santa Ana homes. We use thermal imaging infrared cameras and pipe and line locators to find the exact spot under the concrete, then offer spot repair or overhead reroute through the attic.
View Slab Leak DetectionPool Leak Detection
A pool losing an inch of water a day is usually a plumbing leak, not evaporation. We pressure-test the return lines, skimmer, and light conduit, then use tracer gas and a soil probe to confirm before anyone starts digging up decking.
View Pool Leak DetectionSewer Line Leak Detection
Sewer leaks show up as soggy patches, sewer smell, or repeated backups. We run a pipeline inspection camera and drain camera through the line to find root intrusion, cracked ABS pipe, or failed joints, then scope the repair with you before we dig.
View Sewer Line Leak DetectionGas Leak Detection
Gas leaks are a safety call, not a plumbing convenience. We use a Sewerin or INFICON tracer gas detector and Bacharach combustion analyzer to confirm the leak, isolate the appliance or line, and make it safe before any repair work begins.
View Gas Leak DetectionContact Planet Plumbing
Call us at 714-844-9877 or email info@planetplumbing.com. We answer the phone 24/7 for emergencies and schedule same-day appointments for most leak detection calls in Santa Ana. Our office is at 1234 W 1st St, Santa Ana, CA 92703. We look forward to helping you.
Planet Plumbing
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Phone
7148449877 -
Address
1240 S Wright St, Santa Ana, CA 92705
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Hours
Mon–Fri: 7AM – 7PM
Sat: 8AM – 4PM
Sun: Emergency Only
24/7 Emergency Available