How To Determine If You Have An Underground Water Leak. How to find a water leak underground by professionals the best thanks to determine if you’ve got a leak in your plumbing , is by first checking your meter. If this leak is underground, it may be hard to detect.
Make sure there is no water used inside or outside of your house. There are several ways that both you, as a homeowner, and a plumber can detect the presence of an underground water main leak in your home. Below are the steps you can also follow:
Depending on the water meter brand, the indicator of a leak could be a small silver wheel that rotates when there is water that flows.
Look at your water meter for the leak indicator, which is often a small red, white, or blue triangle. If you have any of the following issues surrounding your home, you might have an underground water leak: Here are the steps you can take to detect signs of a water leak. See more about this below.