Purpose

This guideline covers measurement of discharge in open flow channels using current meters.

Scope

This guideline covers measurement of discharge in open flow channels using current meters.

Application

This guideline is applicable to non-tidal areas. It can be applied to the following:

1. current meter technologies:
   1. Rotating element current meter
   2. Acoustic Doppler velocity meter
   3. Electromagnetic velocity meters
   4. Acoustic Doppler Current Profiler deployed in stationary mode only;
2. volumetric techniques.