The Grand River Dam Authority Police Department will be closing portions of the Wolf Creek arm of Grand Lake, as well as the Wolf Creek boat ramp during the 8th annual Thunder on Wolf Creek racing event held by the Oklahoma Boat Racing Association that will occur June 12th through June 14th in Grove. Racing will take place on Friday from 12 PM to 5 PM, Saturday from 9 AM till 5 PM and on Sunday from 12 PM till 5 PM.

All boat and ramp traffic will be restricted from entering the Spring Branch of the Wolf Creek arm during those times. However, home owners will be allowed access to their private docks with proof of residency.

All vessel operators should watch for special event navigational buoys and officers that will be present in the area.