Name:   phil - Subject:   Historical data? Date:   7/30/2018 3:55:56 PM (updated 7/30/2018 3:56:40 PM)

http://www.uslakes.info/

select state, the lake, the click on lake level - graphs go back 4-5 years and you can put the mouse on the graph to see a date or zoom into a date range.

beyond 5 will be harder to locate.