What Is a Water Meter?
A water meter is a device that measures the volume of water entering a property through its supply line. The meter records water flow for utility billing and can help show whether water is moving when fixtures are closed. Most meters sit near the property connection and include a shutoff point.
Quick Facts About Water Meter
Category
Water supply measuring device
Used for
Tracking incoming water flow
Common confusion
Mistaken for a shutoff valve
Also called
Water consumption meter
Often discussed with
Water Line Repair
Key Takeaways About Water Meter
- A meter measures flow, while a valve controls flow.
- Unusual movement may point to a leak.
- A meter isn't the same as a pressure regulator.
How Water Meter Works
A water meter measures water as it passes through the property's supply line. Internal parts respond to flow, and the register displays the amount that has passed through. Some newer meters send readings electronically.
Related glossary terms: Water Pressure, Shutoff Valve, Pressure Reducing Valve.
The meter usually sits near the street connection or another accessible point. A shutoff valve may be beside it, but the valve controls flow and does not measure it. During a water line repair, the meter helps identify the supply path and shows whether water continues moving while fixtures are closed.
For example, a steady meter reading with every faucet off can suggest a leak between the meter and the building. A plumber can inspect the line and test sections to narrow down the problem.
Expert Note
When we work on a water line repair, we check the meter area and trace the supply line toward the building. We compare meter movement with fixture use, then inspect accessible connections for signs of leakage. This helps separate a private line issue from a fixture problem.
Water Meter in Practice: A Real-World Example
A homeowner notices that the water meter keeps moving after every faucet and appliance are off. During a water line repair, the plumber checks the line between the meter and the house for a hidden leak.
Related Services
Related Terms
Water Pressure
Water pressure is the force that moves water through supply pipes and plumbing fixtures. Pressure helps…
Shutoff Valve
A shutoff valve is a plumbing control that stops water flow through a pipe or fixture…
Pressure Reducing Valve
A Pressure Reducing Valve is a plumbing control device that lowers incoming water pressure to a…
Pipe Fitting
A pipe fitting is a plumbing component that joins, redirects, extends, reduces, or ends a pipe…
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