This is a map created from our Lake Ice Observation Survey. This is publicly created data and SHOULD NOT be used to make ice safety assessments. This map shows ice cover, to see the legend click the arrows in the top left corner of the map. To learn more about each data point click on the point.
Lake Ice Observation Map
HELP US COLLECT LAKE ICE DATA
Want to Participate?
This survey is used to collect data and information about when lakes in Montana are freezing, how long they stay frozen, and lake ice thickness.
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