The USM measures a wide range of environmental parameter and as standard the USM will measure pH or redox plus one of the other variables, conductivity, DO and Turbidity. Conductivity, and Turbidity. All sensors incorporate an in-built temperature sensor, so temperature is a no cost added value input. WATER QUALITY MEASUREMENT Sensor can be either free mounted in tanks or channels or inserted into pipes using Smart Storms bespoke pipe brackets. Additional to the USM environmental USM is an optional data logger which will record in excess of 22 years of data. A windows based reporting software package allows the user to download data using a USB port and display and print graphs and detailed reports