After triple checking that no water is being used in or around your home observe the sweep hand if it is moving you have a leak.
Water meter leak indicator not moving.
I turned off the water from the main valve to the house and the meter stops turning.
Most mechanical meters will not register water use below 1 8 to 1 16 gallon per minute.
Water meter show constant usage but no leak but.
If you are not sure if you are looking at the leak indicator and nothing is moving have someone turn on a faucet to see the difference.
The indicator on the meter was not moving.
Sometimes it s in the middle of the sweep hand sometimes off to the side.
It is possible to have a small drip leak that is not measured by the meter.
My water meter has a small red water flow indicator.
If you have one of the more modern meters there will be a small black disc in the centre behind the glass that.
It been 3 months and yesterday i had a plumber check it and open the water flow.
Observe the water meter readings.
If it is not moving you must have a leak beyond the internal stopcock therfore turn the stopcock on again and check the meter to see if anything is registering.
That tells me the leak is in the house not between the meter and the house outside.
He said there was no leak but he only checked for 10 minutes and then closed the main valve again.
It is usually but not always red as indicated in the photos below.
It moves very slow when all water in the house is not being used.
As stated before almost all meters have a leak indicator that moves with even he smallest flow.
It may be a triangle star wheel or dial.
If it is moving you likely have a leak.
Even if it did it would not cause the meter to indicate water flow unless something was actually running.
Next inspect the low flow indicator if it is moving you have a leak.
All have separate water meters located on the pavement outside.