University of Wisconsin–Madison

Buoy Information

Click on the lake buoy above to see current conditions of Lake Mendota, Trout Lake and Sparkling Lake.  Data available only when buoys are on the open water lakes.

All of the North Temperate Lakes Long Term Ecological Research (NTL LTER) lakes (including the 3 above) are monitored year round.  You can see data on all 11 lakes at https://lter.limnology.wisc.edu/about/lakes.

NTL-LTER is a collaborative, interdisciplinary program studying lakes in the landscape. The overarching goal of this program is to understand how biophysical setting, climate, and changing land use and cover interact to shape lake characteristics and dynamics over time (past, present, future).