Here is data from the Wisconsin DNR Surface Water Integrated Monitoring System (SWIMS) for Moon Lake.
Moon Lake Secchi Disc readings for 1986-2013
Moon Lake Trophic State Index for 1986-2013
If you need help with the definitions of some of the terms in the above documents, this list may help.
Here is a Wisconsin DNR map of Moon Lake.
Here is a map showing the approximate watershed area for Moon Lake –
Note: These documents are in a PDF (Portable Document Format) format. You must have a PDF reader or viewer to view and print the file. Adobe’s “Acrobat Reader” is such a program and is available for free by clicking on the “Get Acrobat Reader” Icon.