There are at least 42 named lakes and reservoirs in Lonoke County, Arkansas .
A lake is an area filled with water, localized in a basin, that is surrounded by land, apart from any river or other outlet that serves to feed or drain the lake. Lakes lie on land and are not part of the ocean, and therefore are distinct from lagoons, and are also larger and deeper than ponds, though there are no official or scientific definitions. Lakes can be contrasted with rivers or streams, which are usually flowing. Most lakes are fed and drained by rivers and streams.
A reservoir is, most commonly, an enlarged natural or artificial lake, pond or impoundment created using a dam or lock to store water.
Lonoke County is a county located in the Central Arkansas region of the U.S. state of Arkansas. As of the 2010 census, the population was 68,356, making it the eleventh-most populous of Arkansas's seventy-five counties. The county seat is Lonoke and largest city is Cabot. Lonoke County was formed on April 16, 1873 from Pulaski County and Prairie County, and was named as a corruption of "lone oak", after a large red oak in the area that had been used by a surveyor to lay out the Memphis and Little Rock Railroad.
Jarvis Lake is a lake in Berrien County, in the U.S. state of Michigan.