The Conklingville Dam holds back what lake with a surface area of about 41.7 squmi at capacity?
Conklingville Dam The Conklingville Dam, in Hadley, Saratoga County, New York, is an earthen dam which holds back the Great Sacandaga Lake (in the town of Day, New York).
Lake Springfield Lake Springfield is a 4,260-acre (17.2 km²) reservoir in the city of Springfield, Illinois, southeast of downtown. It is 560 feet (171 m) above sea level. It was formed in 1931–1935 by building Spaulding Dam across Sugar Creek, a tributary of the Sangamon River.