Water Meter Sizing Calculator

Sizes water meters based on flow requirements while maintaining adequate pressure and avoiding continuous high flow.

Maximum demand.
GPM
Typical demand.
GPM
Supply pressure.
psi
Downstream requirement.
psi

Results

Meter Size (Peak Flow Basis)-inches
Meter Size (Continuous Flow)-inches
Recommended Meter Size-inches
Estimated Pressure Loss-psi
References: AWWA M6, IPC Section 604.5, Water Meter Manufacturer Data