Two PWC's headed east going up the Spokane River.  The two PWC's passed a ski boat headed down river in the opposite direction.  Vessel #2 passed the ski boat on the right, vessel #1 passed on the left.  Vessel #1 jumped the wake of the ski boat and collided with vessel #2 on the left side.  Operator of vessel #2 was thrown from his PWC into the water.
Post Falls                    