Leak Detection Services

California Contractor License #399170

  • ●Serving homes since 1976
  • ●Same-day service
  • ●Licensed and insured
  • ●Quality workmanship
Mike Diamond Plumbing service truck
★★★★★Google Rating 4.7
50+ Yearsin business

Leak Detection Services services

Leak detection narrows the source of unexplained water use, visible moisture, pressure loss, staining, or sounds of running water. The plumber compares symptoms, accessible fixtures, supply piping, drains, and equipment before recommending repair access.

Fixture and connection leak detection

We check accessible faucets, toilets, valves, supply lines, and appliance connections for the source of water.

Hidden plumbing leak assessment

We investigate unexplained water use, moisture, or running-water sounds when the source is not visible.

Wall and ceiling leak tracing

We narrow down concealed plumbing leaks that show up as stains, damp material, or dripping inside the home.

Underground leak detection

We evaluate buried water-line concerns when meter activity, pressure changes, or wet ground suggests a leak.

Slab leak assessment

We inspect for a concealed supply-line leak beneath the slab and identify the area for repair planning.

Our same day service promise

Our fully stocked trucks help us complete eligible, approved work during the same visit. Specialty parts, permits, or added work may require a follow-up.

100% Satisfaction Guarantee

If you are not satisfied with our completed work, we will return and redo work within the approved scope at no additional charge.

How is a hidden leak narrowed down?

Confirm the pattern

Timing, meter behavior, hot-versus-cold piping, fixture use, and weather exposure help separate possible sources.

Test relevant plumbing zones

Accessible valves, fixtures, pressure behavior, and listening or locating methods may be used according to the suspected system.

Plan targeted access or repair

Detection identifies the most useful next step; it does not guarantee that no exploratory access will be needed.

Signs you may need leak detection services

The water meter changes when fixtures are off

Unexpected meter movement can support a supply-leak investigation, but irrigation, automatic equipment, and unnoticed fixture use should also be ruled out.

Walls, ceilings, cabinets, or floors become damp

The visible stain may be separated from the source. The plumber traces accessible plumbing and compares when the moisture appears before proposing access.

Water pressure drops or running-water sounds continue

These observations may involve a supply leak, fixture, valve, pressure regulator, or equipment. Testing narrows the system and location rather than assuming one cause.

What happens during leak detection services?

Our plumber follows these steps during a leak-detection visit:

Detection, repair, or another trade?

Leak detection

Used when the source or route is uncertain.

Plumbing repair

Begins after evidence identifies an accessible connection, fixture, or pipe that needs correction.

Other source evaluation

Roofing, waterproofing, HVAC condensate, or appliance conditions may require another qualified service when plumbing is not the source.

Related services: Slab Leak Detection · Pipe Repair & Replacement

Why choose Mike Diamond for leak detection services?

We evaluate the service need, explain the recommended scope, and provide pricing before authorized work begins.

We have serviced homes since 1976
We are licensed and insured
We have finance options available for large jobs
We offer upfront and transparent pricing with no commitment

Leak Detection Services questions

Leak detection narrows the source of unexplained water use, visible moisture, pressure loss, staining, or sounds of running water. The plumber compares symptoms, accessible fixtures, supply piping, drains, and equipment before recommending repair access.

Unexpected meter movement can support a supply-leak investigation, but irrigation, automatic equipment, and unnoticed fixture use should also be ruled out.

The price depends on the suspected system, number of areas tested, access, locating methods, leak location, and whether repair work is separately approved. We explain the recommended scope and price before authorized work begins.

Leak detection: Used when the source or route is uncertain. Plumbing repair: Begins after evidence identifies an accessible connection, fixture, or pipe that needs correction. Other source evaluation: Roofing, waterproofing, HVAC condensate, or appliance conditions may require another qualified service when plumbing is not the source.

Describe what you notice, when it started, which fixtures or equipment are affected, whether the problem is constant or intermittent, and any recent repair, maintenance, or installation work.

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