Kansas records
Diamondback Watersnake in Kansas
HarmlessNerodia rhombifer

Yes. The Diamondback Watersnake has been recorded in 40 Kansas counties. It is non-venomous (harmless). Heavy banded or blotched body, round pupils, and a narrow head — unlike the cottonmouth's broad, blocky head.
Kansas counties with Diamondback Watersnake records
40 listedSee the full Diamondback Watersnake profile or all snakes in Kansas.