Definition & Meaning of "water meter key"

What is a "water meter key"?

A water meter key is a tool used to open and close water meter valves, typically for accessing or reading a water meter. It has a long handle with a specialized head designed to fit into the valve cover or meter box. The key allows the user to turn the valve without needing to bend down or use additional tools. This tool is commonly used by utility workers, plumbers, or homeowners to turn the water supply on or off at the meter, especially when maintenance or repairs are needed.