Slab Leak Repair in Glendora, CA
Suspect a slab leak? Find leak detection and repair specialists.
Los Angeles County15 plumbers available
Best Slab Leak Repair Pros in Glendora
#1Strong Hire
Scott Cole Plumbing
5Slab Leak Repair: 92/100
“Scott Cole and his team just finished the whole house repipe on my property. Even the sub-contractors were excellent; they were really neat and tidied up as they worked. They were especially careful and sensitive about patching up the access holes they had to make in my walls—you'd never know they were there.”
#2Strong Hire
Fierce Plumbing Inc
5Slab Leak Repair: 78/100
“Had a hot water slab leak.Joe and Drew came out to check it out the day we called.Drew came back the next day 9:30am fixed the issue by reroute.pricing is fair and guys are honest.”
#3Conditional Hire
Complete Plumbing and Rooter
4.6Slab Leak Repair: 70/100
“I had an extensive and complicated slab leak Adrien and Michael located and repaired for me. I was very pleased with their demeanor, thoroughness and skills. I highly recommend them to anyone looking for a good leak detector.”
All Slab Leak Repair Pros in Glendora
Scott Cole Plumbing
5·536 reviews·
20 mi away — Edge of service areaGoogle Verified
+5 more
Top pick5.0Google
Strengths
Full-house repipe after slab leaks completed in 2 days confirmed…
6:30am emergency call → new water heater installed and complete…
Scott personally answers calls on the first ring;
Concerns
Not enough data to identify weaknesses
Fierce Plumbing Inc
5·44 reviews·
13 mi away — Serves your areaGoogle Verified
+5 more
Top pick5.0Google
Strengths
Same-day response for emergency sprinkler overflow: Joe arrived…
Slab leak detected and rerouted next morning after same-day…
Clear upfront quotes with multiple options explained for…
Concerns
1 of 5 reviews is 4-star due to scheduled window of 10-12 missed…
Complete Plumbing and Rooter
4.6·10 reviews·
12 mi away — Serves your areaGoogle Verified
+1 more
Solid pick4.6Google
Strengths
Slab leak detection and repair confirmed, praised for…
Fair pricing noted in 2 of 5 analyzed reviews…
Owner Jovan personally follows up on complaints and schedules…
Concerns
Only 10 Google reviews total — too thin to confirm patterns;
Service Hero Plumbing, HVAC, and Electrical
4.8·1.5k reviews·
In GlendoraGoogle Verified
+5 more
Top pick4.8Google
Strengths
Sunday emergency same-night water heater replacement confirmed:…
Water heater expertise strong: 3 of 5 analyzed service mentions…
Concerns
Not enough data to identify weaknesses
Glendora Plumbing & Heating
4.8·39 reviews·
In GlendoraGoogle Verified
+4 more
Top pick4.8Google
Strengths
Sub-45-minute emergency response confirmed: 9:15 AM call resulted…
Honest scope management: Mike provided temporary workaround…
Water heater repair saved customer from false upsell: Mike…
Concerns
Not enough data to identify weaknesses
Top Notch Plumbing Inc.
4.9·534 reviews·
In GlendoraGoogle Verified
+5 more
Top pick4.9Google
Strengths
Weekend water heater failure handled same-weekend: called after…
Fabian explained issue clearly, walked through solution…
Jeff finished kitchen sink replacement in under half the…
Concerns
Not enough data to identify weaknesses
SWE Sewer Solutions Construction & Engineering
4.9·123 reviews·
In GlendoraGoogle Verified
+5 more
Top pick4.9Google
Strengths
Sub-1-hour response to single-bathroom emergency (backed-up…
Septic-to-sewer conversion priced below all competitors without…
Camera inspection with before/after video shown to customer;
Concerns
Not enough data to identify weaknesses
The Sewer Surgeon
4.8·51 reviews·
In GlendoraGoogle Verified
+4 more
Top pick4.8Google
Strengths
Same-day gas line response with safety protocol walkthrough…
Camera-inspected sewer line diagnosis confirmed tree root…
Concerns
Not enough data to identify weaknesses
Rapid Rhino Plumbing
4.9·93 reviews·
9 mi awayGoogle Verified
+6 more
Top pick4.9Google
Strengths
Exceptionally fast emergency response, with multiple reviewers…
Consistent pricing transparency and fair billing across all…
Clear communication and explanation of work throughout the job,…
Personable, professional demeanor and respect for property—one…
Preliminary listing — full review analysis coming soon
Courtesy Plumbing
4.8·432 reviews·
In GlendoraGoogle Verified
+4 more
Top pick4.8Google
Strengths
Fast on-site response: dispatched within minutes of scheduling…
Technician education noted in 2 of 5 reviews
Multi-year repeat customer relationship
Concerns
Not enough data to identify weaknesses
Isaac & Sons Plumbing San Dimas
5·130 reviews·
In GlendoraGoogle Verified
+4 more
Top pick5.0Google
Strengths
Next-day response (under 24 hours) confirmed in 1 review;
Workmanship theme in 2 of 5 analyzed reviews;
Concerns
Not enough data to identify weaknesses
626 Plumbing
5·29 reviews·
In GlendoraGoogle Verified
+4 more
Top pick5.0Google
Strengths
Beat 2 competing quotes on shower waste/overflow repair and fixed…
Christmas Eve emergency response confirmed;
FaceTime-based guidance to avoid unnecessary service call
Concerns
Not enough data to identify weaknesses
All City Plumbing, Air & Electrical
4.9·8.1k reviews·
16 mi away — Edge of service areaGoogle Verified
+4 more
Top pick4.9Google
Strengths
Same-day technician dispatch confirmed;
Tech Collen saved customer thousands with honest advice rather…
Named technicians (Carlos N, Andrew, Juan, Steve, Matt)…
Concerns
Not enough data to identify weaknesses
Drain Great Plumbing Services
5·211 reviews·
8 mi awayGoogle Verified
+5 more
Top pick5.0Google
Strengths
Exceptional emergency responsiveness: 3 of 5 reviews specifically…
Perfect completion track record: multiple reviewers report…
Transparent pricing with no hidden fees explicitly mentioned,…
Repeat customer loyalty: at least one reviewer explicitly…
Preliminary listing — full review analysis coming soon
24 Rooter & Plumbing, Inc.
5·380 reviews·
7 mi awayGoogle Verified
+6 more
Top pick5.0Google
Strengths
Complete gas-line replacement with professional finish
Whole-home repipe in 1.5 days after utility company flagged a…
Considerate cleanup and site restoration
Concerns
Not enough data to identify weaknesses
Common Slab Leak Repair Scenarios
Under-Slab Water Leak
Water lines running beneath your concrete slab can corrode and leak. Warm spots on floors, rising water bills, or the sound of running water when everything is off are telltale signs.
Slab Leak Detection
Electronic leak detection equipment pinpoints the exact location without breaking concrete. Essential before any repair to minimize demolition.
Spot Repair (Jackhammer)
Breaking through the slab at the leak location, repairing the pipe, and patching the concrete. Best for single, accessible leaks.
Reroute (Overhead Repipe)
Abandoning the leaking under-slab pipe and running a new line through the walls or attic. Best when multiple slab leaks indicate systemic pipe failure.
Frequently Asked Questions
How much does slab leak repair cost in Glendora, CA?
Slab leak repair in Glendora typically costs $2,000-$6,000. Leak detection alone runs $200-$500. Spot repair through the slab costs $1,500-$3,500. Overhead reroute (abandoning the under-slab pipe) costs $3,000-$6,000+ but prevents future slab leaks.
How do I know if I have a slab leak?
Watch for: unexplained increases in your water bill, warm spots on your floor, the sound of running water when everything is off, cracks in your foundation, mold or mildew near the floor, and low water pressure. Slab leaks in Glendora homes are often caused by shifting soil or pipe corrosion.
Should I repair a slab leak or reroute?
A single isolated leak in a newer pipe is a good candidate for spot repair. If your Glendora home has older pipes (galvanized, copper with a history of pinhole leaks), a reroute prevents future slab breaks and avoids repeated concrete demolition.
Does insurance cover slab leak repair in CA?
Most homeowners insurance in CA covers water damage from a slab leak but NOT the cost of accessing and repairing the pipe itself. Some policies cover both — check your endorsements. Document all damage with photos before repair begins.
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