Big Stone Lake
, reservoir, at Ortonville (Minn.), on
Minn./S.Dak. state line, on Minnesota R.;
c.25 mi/40 km long,
1 mi/1.6 km wide; 45°18'N 96°28'W. Located
in the outlet channel of prehistoric L. Agassiz, it is the source of
the Minnesota R., which exits lake on SE end through dam and crosses S
Minn., and serves as a storage reservoir for the Minnesota Valley.
Little Minnesota R. enters N end. Formed by Big Stone Dam. Big Stone
Lake State Park (Minn.) on SE shore and Hartford Beach State Park
(S.Dak.) on W shore.
Capital city or county seat is shown by the symbol
Content
on this web site is provided for informational purposes only. We accept no responsibility
for any loss, injury or inconvenience sustained by any person resulting from information
published on this site. We encourage you to verify any critical information with
the relevant authorities.
