For 40 years, Teledyne RD Instruments​ Acoustic Doppler Current Profilers (ADCPs) have been the defacto standard for quality and reliability.  From a shallow stream, to a raging river, to the depths of the ocean, Teledyne RDI has an ADCP ideally suited ​to tackle your river discharge, current profiling and/or wave measurement needs.​  ​​