Osage County, KS Marinas LyndonMelvern Lake Marinap: 620-256-6566 31271 Maina Pkwy at Melvern LakeLyndon, KS 66510 QuenemoNorth Shore Marinap: 785-543-2240 200 North Shore Marina Dr.Quenemo, KS 66523 VassarLighthouse Bay Marinap: 785-828-4777 4009 Marina RoadVassar, KS 66453