Sommer GmbH adds a new technology to discharge measurement devices. Discharge measurement of rivers, irrigation channels or technical canals is daily business for hydrologists worldwide. The Sommer TQ tracer system offers new capabilities where conventional equipment, such as mechanical flow meter or ADCP boats, fails.  Conventional measurement equipment has certain limitations. On the one hand a minimum water depth is required and on the other hand the water may not be too turbulent, in order to avoid the risk of losing the flow meter or ADCP boat. This makes it impossible to get an accurate discharge in streams or in turbulent torrents. Read more