Find the source before damage spreads

Leak Detection and Repair

Pinpoint hidden and visible plumbing leaks, understand the repair options, and stop water damage without unnecessary demolition.

Homeowners containing water from a ceiling leak

Watch for these signs

When to call

  • An unexplained increase in water use
  • Water spots, warm flooring, or damp walls
  • The meter moves when fixtures are off
  • Reduced water pressure
  • Mold, musty odors, or unexplained moisture

Service scope

What we handle

  • Fixture and supply-line leak diagnosis
  • Wall, ceiling, and slab leak investigation
  • Main water service diagnosis
  • Isolation testing
  • Repair planning based on the confirmed source

Make a useful decision

What changes the right recommendation

The symptom is only the starting point. These details help separate a lasting repair from a short-term patch.

01

Visible source or hidden path

Water can travel along framing, pipe, and flooring before it becomes visible. The wet spot is not always directly below the failed plumbing.

02

Supply, drain, fixture, or non-plumbing

Meter tests, usage patterns, temperature, fixture testing, and timing help separate pressurized leaks from drains, irrigation, roofs, and HVAC condensate.

03

Repair access

Testing should narrow the likely source so access can be planned around cabinets, tile, flooring, ceilings, business operations, and restoration.

Phoenix Valley context

Dry desert conditions do not make every leak obvious

Water can soak into soil, masonry, cabinets, and wall cavities. A high bill or moving meter may be the first clue even when no puddle is visible.

Planning the work

What affects the price

  • Visible versus concealed source
  • Testing needed to isolate the system
  • Wall, ceiling, slab, cabinet, or underground access
  • Localized repair, reroute, or broader piping work
  • Dry-out and restoration performed by other trades

What happens next

A straightforward service process

  1. 1

    We review the symptoms and water-use pattern.

  2. 2

    The system is isolated and tested methodically.

  3. 3

    The likely leak location and repair access are confirmed.

  4. 4

    You receive a clear repair plan before work proceeds.

Common questions

Before you schedule

Does leak detection require opening walls?

Often the testing can narrow the source before access is opened. Final repair may still require access, but the goal is to avoid exploratory demolition.

Can a high water bill be a leak?

Yes. Toilet valves, irrigation connections, service lines, slab leaks, and other failures can waste water without an obvious puddle.

How can I check for a hidden leak?

Turn off known water uses and observe the meter without operating any fixture. If it still registers flow, confirm irrigation and equipment conditions, then arrange professional isolation testing.

Get help

Request leak detection

Tell us what is happening. We will route your request to the right person.

Useful details help us respond correctly.

Share as much as you know. Optional contact and job details can speed up routing and scheduling.

Start with four quick details. Add anything else you know if it helps explain the job.

Do not include sensitive medical, financial, or account information.

Add details to help us route this fasterEmail, property type, service, urgency, and job-specific information

Choose a property type to narrow the service list, or leave it blank to see every option.

Job-specific details (optional)

Real customer feedback

Trusted by Arizona customers

Recent 5-star reviews for One Call Plumbing Services, the established local service team behind One Call Plumbing Services.

★★★★★
“I will be using One Call Service for any future plumbing needs.”

Joann J.Posted on Yelp

View on Yelp
★★★★★
“They called and came out the same day.”

Karen A.Posted on Angi

View on Angi
★★★★★
“Outstanding job! Fast and efficient.”

Bob M.Posted on Angi

View on Angi