About Equipment

  A Hydrolab DS5 measurement tool.

This program loans out Hydrolab DS5 sondes to collect water quality data. Each data sonde contains seven sensors, measuring:

  • dissolved oxygen
  • conductivity
  • pH
  • turbidity
  • chlorophyll a
  • depth
  • temperature

 Login | This program is part of a cooperative agreement between the U.S. EPA Great Lakes National Program Office and National Oceanic Atmospheric Administration (through Illinois-Indiana Sea Grant) and funded by a Great Lakes Restoration Initiative grant: DW92329201. This website was developed by Illinois-Indiana Sea Grant and designed by Gabriel Horton. For questions or comments, please contact Kristin TePas at ktepas@illinois.edu or 312-886-6224.