Basic
$156 – $356 each
Pressure test and moisture-meter survey of the suspect lines to locate the hidden leak, location marked on the surface

Professional leak detection to locate one hidden supply or drain leak (acoustic, thermal or pressure test), no repair.
Find Plumbing Leak in Washington, District of Columbia typically costs $183 to $419 each as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Prices in Washington are 5.0% higher than the national average for find plumbing leak.
National average: $175 – $400 each
$156 – $356 each
Pressure test and moisture-meter survey of the suspect lines to locate the hidden leak, location marked on the surface
$183 – $419 each
Pressure test plus acoustic listening gear and moisture meter to pinpoint the hidden leak, location marked on the surface
$229 – $523 each
Pressure test, acoustic listening and thermal imaging with moisture mapping to pinpoint the leak, marked, with a photo report
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $83 – $189 | each |
| Labor | labor | $63 – $146 | each |
| Supplies & Other | supplies | $22 – $50 | each |
| Equipment & Disposal | equipment | $15 – $34 | each |
Connect with local find plumbing leak contractors in Washington for personalized quotes based on your specific project.