SURFACE WATER Instruments and analyzers to monitor the quality and quantity of surface water; including Flow Discharge, Storm Water Run-off, Water Level Recorders. Acoustic Doppler Current Profilers for Streams, Channels and Rivers The StreamPro ADCP Discharge Measurement in Small Streams and Open Channels Learn More RiverRay ADCP River Discharge System Delivering High Quality Data in a 0.5m Stream or a 40m River Learn More ChannelMaster ADCP High Performance Horizontal ADCP for Open Channel Flow Monitoring Learn More The Q-Boat Remotely operated boat for ADCP measurements Learn More CTD Loggers, Water Level Recorders Aqua Troll 200 CTD Data Logger Measures and records water level & pressure, conductivity, and temperature. Vented or non-vented. Learn More Level TROLL 500 Records water level, pressure, and temperature in sub-1 inch applications. Learn More Level TROLL 700H Records water level, pressure, and temperature in sub-1 inch applications. Meets the OSW Surface-Water Specification. Records water level, pressure, and temperature. Learn More Stormwater Monitoring Stations Rain Guage + Flow Meter + Auto Sampler Learn More Multi-Parameter Water Quality Probes Aqua TROLL 500 Flexible multi-parameter sonde with smartphone interface for profiling and spot checking. Learn More UnAttended Aqua TROLL 600 Powerful Multi-parameter sonde with self-cleaning brush for longer deployments and more accurate data collection Learn More
