The USGS recently installed a lake level monitoring system near the Muskellunge Lake dam site. There is data available for the lake level at the gauge height measured in feet. Discharge data is measured in cubic feet per second is also here. This data is reported live along with user configurable historical graphs. So next time you want to know how much the lake level went up with latest rain… click here.
USGS Water level data of Muskellunge Lake near the outlet dam
http://waterdata.usgs.gov/wi/nwis/uv/?site_no=05390680&PARAmeter_cd=00065,00060

This link is always available in the resources are as well as in the commitees area under water monitoring.