Water Monster reports in Kentucky
2 cases, best-documented first. Page 1 of 1.
We map claims, not creatures. A case is what some source says someone saw or heard, with the link to that source. It is not proof that anything was there, and a retelling counts once, not as a second sighting.

Water Monster · Henderson County, Kentucky · 1877
Capt. Cnthhert states that the monster attacked a flat boat ten miles above Henderson, overturning it and causing drownings.

Water Monster · Ohio River, Kentucky · 1850
Witness reports an immense serpent seen in the river at Jeffersonville on March 28.