Yes, the places still exist. Kegaska is a village on the Quebec Lower North Shore. It is not connected by road to the outside world only by boat and plane. Has a population of maybe 200 people. Washtawake however is no longer inhabited. It is still as always a place where people fished. You may wish to check the Quebec Lower North Shore GenWeb site at
www.rootsweb.com/~qclns/ to find more information on Kegaska.