Allagash River & St. John River Flow Conditions Allagash River Conditions USGS Allagash River Flow Conditions at Allagash, Maine Allagash Wilderness Waterway Conditions & Alerts - Maine Bureau of Parks and Lands St. John River Conditions USGS St. John River Flow Conditions at Dickey, Maine Big Black River Conditions USGS Big Black River Flow Conditions near Depot Mtn., Maine Interested in a Canoe Trip?Visit our Maine Canoe Trips page to learn more about the Allagash River and St. John River. Learn more... Contact Us for More Information Name Phone Email Address Message Submit Allagash Guide Service 928 Allagash Rd.Allagash, Maine 04774 (207) 398-3418 allaguide@gmail.com