Category archives for Colorado

Big Thompson River-Little Thompson River drainage divide area landform origins in the Colorado Front Range, USA

  Abstract: This essay uses topographic map evidence to interpret landform origins in the Big Thompson River-Little Thompson River drainage divide area in the Colorado Front Range. The Big Thompson River originates in Rocky Mountain National Park and flows in a southeast, northeast, and east-southeast direction onto the Colorado Piedmont before turning in a southeast […]

Laramie River- Cache la Poudre River drainage divide area landform origins in the Colorado Mummy Range and Laramie Mountains, USA

Abstract: This essay uses topographic map evidence to interpret landform origins in the Laramie River–Cache la Poudre River drainage divide area in the Colorado Mummy Range and Laramie Mountains. Northeast and north oriented Cache la Poudre River headwaters are linked by deep mountain passes or through valleys with south and southwest oriented Colorado River headwaters, […]

Pawnee Creek-South Platte River drainage divide area landform origins in Weld, Morgan, and Logan Counties, Colorado, USA

  Abstract: This essay uses topographic map evidence to interpret landform origins in the Pawnee Creek-South Platte River drainage divide area in Weld, Morgan, and Logan Counties, Colorado. Pawnee Creek is an east and southeast oriented tributary to the northeast oriented South Platte River in northeast Colorado. Topographic map evidence shows drainage divides between Pawnee […]

South Platte River-Frenchman Creek drainage divide area landform origins in the Colorado northeast corner, USA

  Abstract: This essay uses topographic map evidence to interpret landform origins in the South Platte River-Frenchman Creek drainage divide area in the Colorado northeast corner. The South Platte River originates in the Colorado Front Range and flows in a southeast, north-northeast, and east-southeast direction before turning to flow in a northeast direction to the […]

Lodgepole Creek-South Platte River drainage divide area landform origins near the Wyoming-Nebraska-Colorado corner, USA

  Abstract: This essay uses topographic map evidence to interpret landform origins in the Lodgepole Creek-South Platte River drainage divide area near the Wyoming-Nebraska-Colorado corner. The South Platte River flows in a north direction just east of the Colorado Front Range into northern Colorado and then turns in an east-southeast, east, and northeast direction to […]

Laramie River-North Fork Cache la Poudre River drainage divide area landform origins along the Wyoming-Colorado border, USA

  Abstract: This essay uses topographic map evidence to interpret landform origins in the Laramie River–North Fork Cache la Poudre River drainage divide area along the Wyoming-Colorado border. The Laramie River flows in a north direction between the Medicine Bow Mountains and the Colorado Laramie Mountains and then in a northeast and north direction in […]

Lodgepole Creek-South Platte River drainage divide area landform origins in Cheyenne and Kimball Counties, Nebraska and Sedgwick and Logan Counties, Colorado, USA

  Abstract: This essay uses topographic map evidence to interpret landform origins in the Lodgepole Creek-South Platte River drainage divide area in Kimball and Cheyenne Counties, Nebraska and Sedgwick and Logan Counties, Colorado. Kimball and Cheyenne Counties are located along the south margin of the Nebraska panhandle and Sedgwick and Logan Counties are located in […]

North Platte River-Laramie River drainage divide area landform origins in the Colorado Medicine Bow Mountains, USA

  Abstract: This essay uses topographic map evidence to interpret landform origins in the North Platte River-Laramie River drainage divide area in the Colorado Medicine Bow Mountains. The Medicine Bow Mountains extend in a north-northwest direction from near the northwest corner of Rocky Mountain National Park in Colorado into southern Wyoming. The Laramie River originates […]

Michigan River-Colorado River drainage divide area landform origins along the continental divide in the Colorado Never Summer Range, USA

  Abstract: This essay uses topographic map evidence to interpret landform origins in the Michigan River-Colorado River drainage divide area in the Colorado Never Summer Range. The Never Summer Mountains are located west of the south oriented Colorado River headwaters valley in western Rocky Mountain National Park. North of the Never Summer Mountains are the […]

Grizzly Creek-Colorado River drainage divide area landform origins along the continental divide in the Colorado Rabbit Ears Range, USA

  Abstract: This essay uses topographic map evidence to interpret landform origins in the Grizzly Creek-Colorado River drainage divide area in the Colorado Rabbit Ears Range. The Rabbit Ears Range is a west to east oriented mountain range separating the north oriented North Platte River headwaters area in North Park from the deep west and […]

Encampment River-Elk River drainage divide area landform origins along the continental divide in the Wyoming and Colorado Sierra Madre Mountains and Park Range, USA

  Abstract: This essay uses topographic map evidence to interpret landform origins in the Encampment River-Elk River drainage divide area in the Wyoming and Colorado Sierra Madre Mountains and Park Range. The North Platte River flows in a north and north-northwest direction east of the Park Range in Colorado and northeast of the Sierra Madre […]

North Platte River-Little Snake River drainage divide area landform origins along the continental divide in the Wyoming and Colorado Sierra Madre Mountains, USA

  Abstract: This essay uses topographic map evidence to interpret landform origins in the North Platte River-Little Snake River drainage divide in the Wyoming and Colorado Sierra Madre Mountains. The Sierra Madre Mountains are a northwest to southeast oriented mountain range straddling the Wyoming-Colorado border. The North Platte River flows in a north-northwest direction on […]

Platte River drainage basin landform origins, Colorado, Wyoming, and Nebraska, USA, overview essay

A geomorphic history based on topographic maps Abstract: This overview essay provides highlights from more detailed essays illustrating and describing topographic map evidence which is interpreted to determine origins of drainage divides between all major Platte River tributary drainage basins and Platte River drainage divides with all major adjacent drainage basins. Detailed essays upon which […]

Smoky Hill River drainage basin landform origins, Colorado and Kansas, USA, overview essay

A geomorphic history based on topographic map evidence Abstract: This is an overview essay providing highlights from detailed essays describing drainage divide origins within and surrounding the Colorado and Kansas Smoky Hill River drainage basin. The detailed essays can be found under Smoky Hill River on this website’s sidebar category list. All interpretations of drainage […]