Leak Detection Services – Columbia, Sc

Professional Leak Detection for Homes and Businesses

We offer professional leak detection services for both residential and commercial properties using advanced, non-invasive technology to accurately locate leaks without unnecessary damage. Water leaks, can cause significant damage to your home or business. Whether it’s a small hidden leak or a major water line break, finding and fixing leaks early can save you thousands in repairs and prevent extensive damage.

Schdule A Service

(803) 781-4357

Gaye Betcher

Service was excellent. Our technician was very through and explained what he did and what we should look for the next time we have a problem with our gas logs in our fireplace.

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Harrison Mattress

Jamie and Nathan did a very good job on my pumping!!

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Angela Seibel

I have been a HVAC customer with On Call for years and today I needed some plumbing help so I have them a call. Nathan came out and did a great job finding and fixing an issue that we have struggled with for years. He had a professional manner, explained what he was doing as he went along, and fixed my problem for a fair price. I 100% recommend Nathan and On Call!

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Kionna Walker

Nathan came out to my place today and did a amazing job didn’t even take him over a 3 mins to finish the job and it was a job well done Nathan thanks so much 1/20/2026 thanks if I could get u to come out everytime it will be amazing he’s a wonderful worker

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Matthew Greutman

Nathan was excellent. He was very friendly and extremely efficient. I would gladly have him for all my plumbing needs

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John Martin

Just had Nathan out for a clog at Heathwood Court. Was such a pleasant, professional guy!!

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Chadwick West

I very highly recommend JB for any plumbing needs, I reached out regarding a clogged toilet and he was prompt, professional, honest, and extremely friendly. He answered any questions I had regarding the service and made sure that everything was done to top notch quality!

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Jay Courson

Just had a guy named Nate come out to my house to get my shower fixed. It was an unusual issue with my tankless water heater and to took a little bit to diagnose, but he was really patient and stayed at it until it got worked out. He was really nice and very professional. Fair price, good service, and easy to work with all around.

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tiffani brown

I had a gas leak that needed to be looked at. The technician, Nicholas, came out and assessed the problem and replaced the rusted pipes. He also took the time to let us know what was going on and what steps he took to correct the situation. I would definitely recommend them.

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Water Leak Detection for Homes & Businesses

Hidden water leaks often go unnoticed, leading to high utility bills and structural damage. Our team uses advanced tools like acoustic sensors, infrared cameras, and moisture meters to detect leaks behind walls, under floors, and in ceilings — without tearing apart your property.

Water Leaks

Hidden water leaks can go unnoticed for long periods, causing damage over time. We use advanced technology, such as acoustic sensors, infrared cameras, and moisture meters, to detect leaks behind walls, under floors, and in ceilings — without tearing apart your home.

Slab / Foundation Leaks

A slab leak occurs when pipes beneath your home’s foundation begin to leak. This can cause cracks in the foundation, water pooling around your home, or even structural damage. Our team is trained to detect these leaks quickly and repair them with minimal disruption to your home.

Sewer Line Leaks

Sewer line leaks can lead to backups, foul odors, and potential health hazards. Using video camera inspections, we can accurately locate leaks in underground sewer lines and provide the necessary repairs.

Regular Maintenance & Leak Monitoring

For businesses, prevention is key. We offer routine inspections and maintenance plans to detect leaks early and keep your plumbing system in optimal condition. Regular monitoring helps avoid costly water damage or interruptions to your business.

Signs You May Have a Water Leak

Leaks can happen at any time, and some require immediate attention to prevent serious damage. That’s why we offer 24/7 emergency leak detection services, ensuring that your home is protected day or night.

Unexplained Increase in Water Bills

If your water bill suddenly spikes without increased usage, it’s likely a hidden leak.

Damp Spots or Water Stains

Water stains, dampness, or discoloration on your walls, ceilings, or floors can indicate a leak.

Low Water Pressure

A drop in water pressure could mean there’s a leak somewhere in your plumbing system.

Mold or Mildew

Mold or mildew growth is often a sign of persistent moisture caused by a hidden leak.

Sound of Running Water

Hearing water running when no taps are turned on can signal a leak in your system.

Why Choose On Call for Leak Detection Services?

Non-Invasive Leak Detection

Minimized Disruption & Down Time

Experienced, Licensed Technicians

24/7 Emergency Services

Are You Experiencing A Plumbing Emergency?

We’re available to help 24/7. For emergency service call our on call technician right now.

(803) 781-4357

Schedule Service

trusted by homeowners and businesses for over 15 years.

Trusted, Certified, and Recognized in Columbia, SC

Licensed and Certified Technicians

Every job is handled by fully licensed, insured, and trained professionals.

Local Experience

We’re not a national chain – we’re your neighbors. Our team still delivers great customer service and hospitality.

Real Solutions, Not Sales Pitches

Our focus is on solving your problems with honesty and skill, not on upselling.

Reputation for Reliability

Our long-standing service record and commitment to clear, up-front communication have earned us the trust of the local community.