Category archives for Flathead River

Origin of North America east-west continental divide, Marias River-Flathead River drainage divide area, Montana, USA

Abstract: This essay uses topographic map evidence to interpret landform origins along and near the Montana Marias River-Flathead River drainage divide segment of the east-west continental divide. The Marias River is an east-oriented Missouri River tributary with Missouri River water eventually reaching the Gulf of Mexico. Marias River tributaries including northeast-oriented Birch and Badger Creek […]

Montana Teton River drainage basin landform origins, overview essay

A geomorphic history based on topographic map evidence Abstract: This is an overview essay for a series of essays describing drainage divide areas in and surrounding the Montana Teton River drainage basin. Essays describing specific Teton River drainage divide areas can be found listed under the sidebar Teton River category. The Teton River originates along the […]

Origin of North America east-west continental divide along Sun River-Flathead River drainage divide, Montana, USA

Abstract: This essay interprets topographic map evidence to determine the origin of the east-west continental divide in the Montana Sun River-Flathead River drainage divide area. The Sun River is formed at the confluence of south-southeast and north-northwest tributaries and flows in an east direction to join the Missouri River at Great Falls, Montana with water […]

Origin of North America east-west continental divide, Teton River-Flathead River drainage divide area, Montana, USA

Abstract: This essay uses topographic map evidence to interpret landform origins in the Montana Teton River-Flathead River drainage divide area. Today the Teton River originates along the North America’s east-west continental divide and flows in a south-southeast and east direction to join the Missouri River with water eventually reaching the Gulf of Mexico. The northwest-oriented […]