Witness #1 hears pontoon hit floating swim platform, then heard pontoon run aground, approximately 300 feet from 10970 Beech Island on the Southeast corner.  She then left bedroom and yelled to pontoon if everybody was okay.  The said yes.  Witness #1 then asked witness #2 to come over and they called 911.  Witness #2 heard pontoon hit swim raft and went to neighbors cottage.  Witness #1 stated that Operator of Vsl #1 (pontoon) ws pulled from the water in the middle of lake.  Two passengers were left on pontoon. Damage to floating swim platform and pontoon.  No injuries.
Prarieville Township          