How To Find Out Water Leak Underground. The leak indicator is highly sensitive and will spin even if only a small amount of water is flowing through the meter. Now, if the water meter stops recording water use, it means you’ve isolated your water leak to the irrigation system.
Earthquakes and other natural disasters that shift the ground can put too much pressure on the water lines or crack them outright. Water traveling through pipes makes distinct noises. However, not all leaks are easy to find.
In most cases, the leak indicator is a small triangle (could be red, blue or white).
If you notice that your water bill has spiked but can’t find a leak, then you may have a hidden or underground water leak. Check the water meter, write down the numbers, and wait another hour. A single appliance, such as a faucet, suddenly dropping pressure still indicates a problem of course. The evidence might not be a steady stream of water;