"Lake Simcoe". Corporation of the Town of Georgina Official Website. Town of Georgina. 2014. Archived from the original on 15 August 2013. Retrieved 17 December 2014.
ilec.or.jp
wldb.ilec.or.jp
"Lake Simcoe". World Lake Database. International Lake Environment Committee Foundation (ILEC). 1999. Archived from the original on 18 December 2014. Retrieved 18 December 2014.
"National Data Buoy Center". National Oceanic and Atmospheric Administration's National Data Buoy Center. U.S. Dept. of Commerce. 1 October 2014. Retrieved 18 December 2014.
nnvl.noaa.gov
"NOAA View Global Data". NOAA Global Data Viewer. NOAA. 2017. Retrieved 7 September 2017. can be determined by moving the mouse over the area of the lake
"Lake Simcoe". World Lake Database. International Lake Environment Committee Foundation (ILEC). 1999. Archived from the original on 18 December 2014. Retrieved 18 December 2014.
"Lake Simcoe". Corporation of the Town of Georgina Official Website. Town of Georgina. 2014. Archived from the original on 15 August 2013. Retrieved 17 December 2014.