This is the worst flooding since installation of the modern dam systems on local rivers.
As of Wednesday, the Ohio River had exceeded its projected crest of 55.8 feet as measured at Shawneetown, Ill. Below are historic high crests of the river at Shawneetown:
1. 65.64 ft. on Jan. 30, 1937
2. 55.94 ft. at 6 a.m., Wednesday*
3. 55.60 ft. on March 14, 1945
4. 55.30 ft. on Jan. 19, 1950
5. 54.60 ft. on March 20, 1964
6. 54.40 ft. on March 12, 1997
*Note: The river has likely not reached its crest