LA CYGNE, Kan. (AP) — Officials say a man has drowned at a private lake in eastern Kansas.

The Kansas parks department reports 55-year-old Melvin Eugene Stierwalt, of Kansas City, Kansas, drowned Wednesday at Tanglewood Lake near La Cygne.

Witnesses reported they saw Stierwalt jump off a platform but they later couldn't find him and called authorities.

Game wardens using sonar recovered his body about noon on Wednesday.