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.
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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.