Miami Leak Detection Experts Since 2002

Leak Detection & Repair in Miami & the Florida Keys

Hidden leaks destroy properties fast. Our licensed team uses advanced detection technology to find leaks others miss and repair them right the first time.

  • Fully licensed & insured
  • 4.8★ Google rating · 150+ verified reviews
  • Slab leaks, hidden pipe leaks, sewer lines and more
  • 24/7 emergency leak response

Stop the Leak Before It Gets Worse

Speak With a Licensed Plumber Any Time

4.8★ on Google · 150+ reviews
Fully licensed, bonded & insured
24/7 emergency availability
Serving Miami & Keys since 2002
Contact Us Online

Or call us directly

(305) 367-3225
★★★★★ 4.8 Stars on Google
150+ Verified Reviews
Fully Licensed & Insured
24/7 Emergency Service
30+ Field Technicians

What We Detect & Repair

Comprehensive Leak Detection & Repair Services

From slab leaks under your foundation to hidden pipe leaks inside walls, our licensed team uses advanced technology to find leaks fast and fix them right.

Slab Leak Detection & Repair

Leaks beneath concrete foundations can silently damage your property for months. We locate slab leaks precisely using electronic and acoustic equipment and repair them with minimal disruption.

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Hidden Pipe Leak Detection

Leaks behind walls and ceilings cause mold and structural damage long before they become visible. Thermal imaging and acoustic listening devices pinpoint the source without unnecessary demolition.

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Underground Water Line Leaks

Yard and driveway leaks that waste water and undermine landscaping. We trace buried water lines and locate underground leaks without tearing up your property unnecessarily.

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Sewer Line Leak Detection

Underground sewer line leaks create health hazards and property damage. We inspect, locate, and repair sewer line leaks and failures throughout Miami and the Florida Keys.

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Fixture Leak Repair

Toilets, faucets, and appliances that drip or run continuously waste water and increase utility bills. We diagnose fixture leaks and repair or replace components to stop the problem at the source.

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Emergency Leak Response

Burst pipes, active flooding, and sudden water intrusion need immediate attention. We respond 24/7 to emergency leak situations throughout Miami and the Keys.

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Why Seaway Plumbing

Advanced Technology. Local Expertise. Lasting Repairs.

Since 2002, Seaway Plumbing has combined cutting-edge leak detection equipment with over two decades of South Florida experience to locate even the most elusive leaks and provide repair solutions built to withstand the coastal environment.

Fully Licensed & Insured
Every technician is licensed and insured. Your property is protected on every visit.
Advanced Detection Technology
Electronic detection, thermal imaging, and acoustic listening devices locate leaks precisely, reducing exploratory demolition.
24/7 Emergency Response
Active leaks can't wait. We're available around the clock for emergency situations throughout South Florida.
Transparent Flat-Rate Pricing
We assess the situation and explain all costs clearly before any work begins. No guesswork on your invoice.
Coastal Environment Expertise
We understand how salt air, hard water, and Florida's geology accelerate pipe wear and cause leaks in Keys properties.
Residential & Commercial
Homes, condos, commercial facilities, and large-scale properties throughout Miami and the Keys.

Warning Signs

Leak Warning Signs You Should Never Ignore

In South Florida's coastal environment, small leaks can grow into major water damage events quickly. Knowing the warning signs can save you thousands.

01
Unexplained Spike in Water Bills
A sudden increase in water usage with no change in habits is one of the most reliable early signs of a hidden leak somewhere in your system.
02
Wet Spots, Stains, or Soft Flooring
Discoloration on walls or ceilings, warping floors, or unexplained damp patches indoors point to a leak that may already be causing structural damage.
03
Mold or Musty Odors
Mold grows rapidly in Miami's humidity. A persistent musty smell in a room with no obvious water source is a strong indicator of a hidden leak behind walls or under flooring.
04
Low Water Pressure
A drop in pressure throughout your home can signal a leak in a supply line, whether inside the walls, under the slab, or buried in the yard.

Suspect a Leak? Don't Wait for Visible Damage.

The longer a hidden leak runs, the more it costs to repair. Our team responds fast, locates the source accurately, and gives you honest repair options before touching anything.

Request Leak Detection (305) 367-3225 Available 24 hours a day, 7 days a week
Seaway Plumbing technician performing leak detection in South Florida

Why the Keys Are Different

The Coastal Environment Accelerates Plumbing Leaks

The Florida Keys' combination of salt air, hard water, shifting sandy soil, and tropical heat creates conditions that wear down plumbing systems faster than almost anywhere else in the country. Our team understands these factors and factors them into every detection and repair recommendation.

  • Salt air accelerates corrosion in metal pipes and fittings, causing pinhole leaks and joint failures faster than inland environments
  • Sandy soil and limestone bedrock can shift over time, stressing rigid plumbing connections and causing pipe separations
  • Hard water mineral buildup causes internal pipe corrosion and pressure points that lead to premature pipe failure
  • Extreme heat followed by cooler winters causes pipes to expand and contract, weakening joints over time
  • Lush tropical vegetation can send roots toward water sources, infiltrating underground pipes and causing blockages or structural damage
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Our Process

How We Find and Fix Your Leak

Our systematic approach combines multiple diagnostic techniques to pinpoint leaks accurately, then develop targeted repairs that address the root cause.

1
Visual Inspection & Meter Analysis

We start with a thorough visual inspection and water meter analysis to identify potential problem areas and narrow down where the leak is likely located before deploying equipment.

2
Advanced Detection Technology

Using electronic leak detection equipment, thermal imaging cameras, and acoustic listening devices, we trace water lines and pinpoint the exact source, even through slabs, walls, and soil.

3
Targeted Repair & Assessment

We provide a full assessment of the damage, recommend the most cost-effective and minimally invasive repair option, and complete the work with your approval before leaving your property clean.

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Real Customers, Real Results

What Our Customers Say

★★★★★

"I had a great experience with Seaway Plumbing. The team was professional, responsive, and easy to work with from start to finish. Crystal and Gavin were especially helpful. The technicians were very efficient, knowledgeable, and respectful of the space. I would definitely recommend them!"

Rachel Phillips
Miami, FL
★★★★★

"Jose came expecting a straightforward job but handled an unexpected complication with a cheerful attitude, coordinating additional help on the spot and getting everything done beautifully. Fantastic service. He is welcome back into my home any time!"

Amy Meyer
Miami, FL
★★★★★

"I have worked with Seaway Plumbing for over 20 years and the experience has always been excellent. Informative, fair pricing, and a skilled team. They installed a sewer liner for an old cast iron pipe that saved me from a major remodel repair project."

James Kennedy
Long-Time Customer
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Common Questions

Leak Detection FAQs

How do I know if I have a hidden leak?

The most common indicators are an unexplained increase in your water bill, the sound of running water when all fixtures are off, damp spots on walls or floors, mold or musty odors in rooms with no visible water source, and a drop in water pressure throughout your home. If you notice any of these, call us before the damage spreads.

Will you have to tear up my floors or walls to find the leak?

Not necessarily. Our advanced detection equipment, including thermal imaging cameras, acoustic listening devices, and electronic leak detection tools, allows us to pinpoint leak locations precisely before any work begins. This minimally invasive approach means we only open walls or access slabs where we know the leak is located, reducing unnecessary damage to your property significantly.

What makes slab leaks especially dangerous in South Florida?

Slab leaks occur beneath concrete foundations and can run undetected for extended periods. In South Florida's environment, the combination of hard water accelerating pipe corrosion and shifting sandy soil stressing pipe connections makes slab leaks more common here than in many other regions. Left unaddressed, they cause structural damage, mold growth, and increasingly expensive repairs the longer they go undetected.

How quickly can you respond to an emergency leak?

We provide 24/7 emergency leak response throughout Miami and the Florida Keys. Response times depend on your location and current call volume, but our large team of 30+ field technicians helps us prioritize urgent situations and move quickly. When you call, we will give you an honest arrival estimate based on actual conditions.

Do you provide a repair estimate before starting work?

Yes, always. After completing our detection assessment, we provide a comprehensive evaluation of the situation and recommend repair options with transparent flat-rate pricing. We explain the damage, the repair approach, and the cost before any work begins. You are never pressured into a decision on the spot.

Can salt air and the coastal environment really cause that many more leaks?

Yes, significantly. The high salt content in coastal air accelerates corrosion in metal pipes and fittings far faster than in inland environments, causing pinhole leaks and joint failures that can occur years earlier than expected. This is one of the reasons regular inspections are especially valuable for Florida Keys property owners, and why local experience matters when choosing a leak detection company.

Where We Work

Serving Miami & the Florida Keys

Our team covers a wide area throughout South Florida. Don't see your city? Give us a call.

Coral GablesCoral TerraceCutler BayFountainebleauGlenvar HeightsGouldsHomesteadIslamoradaKendale LakesKendallKendall WestKey LargoMiamiNorth Key LargoPalmetto BayPinecrestPrincetonRichmond WestSouth Miami HeightsSunsetTamiamiTavernierThe HammocksThree LakesUniversity Park

Not Sure If We Cover Your Area?

Give us a call or send a message. We have been serving South Florida since 2002 and are familiar with neighborhoods and property types throughout the region.

(305) 367-3225 Contact Us Online

Suspect a Leak? Don't Let It Get Worse.

Call our team or request service online. We respond fast, detect accurately, and repair right the first time.