Allagash River, Maine Piscataquis county, Chamberlain Lake to Allagash section road map. <<< Back to Allagash River main page MAP LEGEND: Blue Dot = Put In, Red Dot = Take Out (Above map supplied by Wanan W., copyright ©.) Putin Location GPS Coordinates: Latitude: 46.4948 Longitude: -69.28611 Takeout Location GPS Coordinates: Latitude: 46.5754 Longitude: -69.35971 HIGH QUALITY TOPO MAP, CLICK HERE