Vessel #1 was traveling northeast near the north side of Boulder Campgrounds.  Operator #1 said he was traveling 10-15 MPH and was approximately 50 feet off of shore when he struck something under water with his lower unit.  The vessel turned sharply towards shore (his right side) and struck the large rip rap on shore.  There was damage to the underneath side of Vessel #1 including two large gashes in the metal.  There was also damage to the propeller and skeg of the vessel.   Operator #1 was the only occupant and he was not injured.
Boulder