Best Way To Find A Water Leak Underground. However, just because the leak may be underground, that does not mean you or a professional are unable to locate and fix it. While the sound might echo through pipes up to 1,000 feet from the source, the two valves with the loudest sound are likely on either side of the leaking pipe.
Thankfully, you don’t have to be a professional plumber to confirm if you have a water leak underground. The best answers are voted up and rise to the top. A barefoot walk through your home is a good way to discover where you might have.
If you haven’t been using more water than usual lately, your first critical step is to locate the source of the leak.
Check your water meter check your water meter for water usage while your home’s main water valve is shut off. Learn the different sounds water pipes make so you can find the source of your water line leak. How you read the meter depends on the type of meter you have: Stanford researchers develop a better way to detect underground water leaks.