Potomac - 0.7 Dargans Bend Boat Ramp to Potoma Wayside, VA or Weverton, MD (WV)
Shortly below confluence with the Shenandoah, there is a set of Class II waves named "Mad Dog" Rapids by the rafting companies.
'Mad Dog' Playspot Levels:
'Mad Dog Wave' (river left) 2-4 feet [Point of Rocks gage] - small smooth wave good for front surfing.