Wikipedia contributors. (2024, April 25). Big Stone Lake. In Wikipedia, The Free Encyclopedia. Retrieved June 27, 2024, from https://en.wikipedia.org/w/index.php?title=Big_Stone_Lake&oldid=1220782405
It [Whetstone River] enters the Minnesota River at Ortonville, Minnesota, about 0.25 mi (0.4 km) after crossing the state line and just downstream of the Minnesota’s emergence from Big Stone Lake.
Big Stone Lake (Wikipedia) Big Stone Lake (Dakota: Íŋyaŋ Tháŋka Bdé) is a long, narrow freshwater lake and reservoir on the border between western Minnesota and northeastern South Dakota in the United States.