Category archives for east-west continental divide

Yellowstone River-Pacific Creek drainage divide area landform origins along continental divide south of Yellowstone National Park, Wyoming, USA

  Abstract: This essay uses topographic map evidence to interpret landform origins in the region between the Yellowstone River and Pacific Creek along the continental divide south of Yellowstone National Park. The Yellowstone River originates in the high Thorofare Plateau region of the Absaroka Range and flows in a northwest and north direction to the […]

Madison River-Henrys Fork drainage divide area landform origins along the continental divide and west of Yellowstone National Park, Montana and Idaho, USA

Abstract: This essay uses topographic map evidence to interpret landform origins along the continental divide between the Madison River and Henrys Fork west of Yellowstone National Park. The Madison River flows in a west and northwest direction from Yellowstone National Park along the north edge of this essay’s study region and then turns to flow […]

Red Rock River-Henrys Fork drainage divide area landform origins along the continental divide, Centennial Mountains, Beaverhead County, Montana and Clark and Fremont Counties, Idaho, USA

Abstract: This essay uses topographic map evidence to interpret landform origins along the continental divide between the Red Rock River in Beaverhead County, Montana and Henrys Fork in Clark and Fremont Counties, Idaho. The continental divide segment studied in this essay is located along the Centennial Mountains east end. The Centennial Mountains are a west-to-east […]

Red Rock River-Camas Creek drainage divide area landform origins along the continental divide, Centennial Mountains, Beaverhead County, Montana and Clark County, Idaho, USA

Abstract: This essay uses topographic map evidence to interpret landform origins along the continental divide between the Red Rock River in Beaverhead County, Montana and Camas Creek in Clark County, Idaho. This continental divide segment is located in the Centennial Mountains east of Monida Pass. The Centennial Mountains are a west-to-east oriented mountain range, which […]

Red Rock River-Medicine Lodge Creek (South) drainage divide area landform origins along the continental divide, Beaverhead County, Montana and Clark County, Idaho, USA

Abstract: This essay uses topographic map evidence to interpret landform origins along the continental divide between the Red Rock River in Beaverhead County, Montana and Medicine Lodge Creek in Clark County, Idaho. The continental divide segment investigated in this essay extends from Bannack Pass in the west to Monida Pass in the east and is […]

Red Rock River-Medicine Lodge Creek (North) drainage divide area landform origins, Tendoy Mountains, Beaverhead County, Montana, USA

Abstract: This essay uses topographic map evidence to interpret landform origins in the Beaverhead County, Montana Tendoy Mountains between the north-northwest oriented Red Rock River and north oriented Medicine Lodge Creek. Medicine Lodge Creek flows along the Tendoy Mountains west flank while the Red Rock River flows along the Tendoy Mountains east flank with water […]

Medicine Lodge Creek-Lemhi River drainage divide area landform origins along the continental divide, Beaverhead County, Montana and Lemhi County, Idaho, USA

Abstract: This essay uses topographic map evidence to interpret landform origins along the continental divide between Medicine Lodge Creek in Beaverhead County, Montana and the Lemhi River in Lemhi County, Idaho. The continental divide follows the crest of the Beaverhead Mountains. The Lemhi River flows in a north-northwest direction on the west side of the […]

Horse Prairie Creek-Lemhi River drainage divide area landform origins along the continental divide, Beaverhead County, Montana and Lemhi County, Idaho, USA

Abstract: This essay uses topographic map evidence to interpret landform origins along the continental divide between the Horse Prairie Creek drainage basin in Beaverhead County, Montana and the Lemhi River drainage basin in Lemhi County, Idaho. The east-west continental divide in the region is located along the crest of the Beaverhead Mountains and serves as […]

Big Hole River-Lemhi River drainage divide area landform origins along the continental divide, Beaverhead County, Montana and Lemhi County, Idaho, USA

Abstract: This essay uses topographic map evidence to interpret landform origins along the continental divide between the Big Hole River in Beaverhead County, Montana and the Lemhi River in Lemhi County, Idaho. The east-west continental divide in the study region is located along the crest of the Beaverhead Mountains and serves as the state boundary. […]

Big Hole River-Salmon River drainage divide area landform origins along the continental divide, Beaverhead County, Montana and Lemhi County, Idaho, USA

Abstract: This essay uses topographic map evidence to interpret landform origins along the continental divide between the Big Hole River in Beaverhead County, Montana and the Salmon River in Lemhi County, Idaho. The Big Hole River flows in a north direction in Montana on the east side of the Beaverhead Mountains while on the west […]

East Fork Bitterroot River-Big Hole River drainage divide area landform origins, Ravalli and Beaverhead Counties, Montana, USA

Abstract: This essay uses topographic map evidence to interpret landform origins along the continental divide between East Fork Bitterroot River and the Big Hole River in Ravalli and Beaverhead Counties, Montana, which is located in the Anaconda Range. The East Fork Bitterroot River is a west and southwest oriented stream flowing roughly parallel to the […]

Clark Fork-Big Hole River drainage divide area landform origins along continental divide, Granite and Deer Lodge Counties, Montana, USA

Abstract: This essay uses topographic map evidence to interpret landform origins along the continental divide between Clark Fork and the Big Hole River in Granite and Deer Lodge Counties, Montana. The east-west continental divide crosses the study region in roughly a southwest to northeast direction along the Anaconda Range crest with drainage north of the […]

Mill Creek-Big Hole River drainage divide area landform origins along continental divide, Silver Bow and Deer Lodge Counties, Montana, USA

Abstract: This essay uses topographic map evidence to interpret landform origins in the region between Mill Creek and the Big Hole River along the east–west continental divide in Silver Bow and Deer Lodge Counties, Montana. The east-west continental divide crosses the study region in roughly a west to east direction with north oriented drainage north […]

Silver Bow Creek-Big Hole River drainage divide area landform origins along continental divide, Silver Bow County, Montana, USA

Abstract: This essay uses topographic map evidence to interpret landform origins in the region between Silver Bow Creek and the Big Hole River along the east–west continental divide in Silver Bow County, Montana. The east-west continental divide crosses the study region in roughly a west to east direction with north oriented drainage north of the […]

Silver Bow Creek-Jefferson River drainage divide area landform origins along continental divide, Silver Bow and Jefferson Counties, Montana, USA

Abstract: This essay uses topographic map evidence to interpret landform origins in the region between Silver Bow Creek and the Jefferson River along the east–west continental divide in Silver Bow and Jefferson Counties, Montana. The continental divide in the north half of the study region is oriented in a north to south direction and serves […]

Little Blackfoot River-Boulder River drainage divide area landform origins along continental divide, Powell and Jefferson Counties, Montana, USA

Abstract: This essay uses topographic map evidence to interpret landform origins in the region between the Little Blackfoot River and the Boulder River along the east –west continental divide in Powell and Jefferson Counties Montana. The continental divide in the study region serves as the Powell-Jefferson County border with Powell County being west of the […]

Origin of North America east-west continental divide, Little Blackfoot River-Missouri River drainage divide area landform origins in Lewis and Clark and Powell Counties, Montana, USA

Abstract: This essay uses topographic map evidence to interpret landform origins in the region between Little Blackfoot River and the Missouri River along the east-west continental divide in Lewis and Clark and Powell Counties, Montana. East of the continental divide the Missouri River flows in a north-northwest direction in eastern Lewis and Clark County before […]

Marias River-Teton River drainage divide area landform origins, Chouteau County, Montana, USA

Abstract: Topographic map interpretation methods are used to determine landform origins in the Chouteau County, Montana Marias River-Teton River drainage divide area. The Teton and Marias Rivers originate along the eastern slopes of the Montana Rocky Mountain front and flow in roughly east directions onto the Montana plains and into Chouteau County before the Marias […]

Two Medicine River-Birch Creek drainage divide area landform origins near continental divide in Glacier, Pondera, and Teton Counties, Montana, USA

Abstract: Topographic map interpretation methods are used to determine Two Medicine River-Birch Creek drainage divide area landform origins near the continental divide in Glacier, Pondrea, and Teton Counties, Montana. The Two Medicine River originates along the continental divide in southeast Glacier National Park and flows in an east direction to join Cut Bank Creek and […]

Birch Creek-Teton River drainage divide area landform origins, Pondera and Teton Counties, Montana, USA

Abstract: Topographic map interpretation methods are used to determine landform origins for the Birch Creek-Teton River drainage divide area located in Pondera and Teton Counties, Montana. Birch Creek originates along the east-west continental divide and flows onto the Montana plains where it is a northeast-oriented tributary to the Two Medicine River, which then flows to […]

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 […]