A geomorphic history based on topographic map evidence Abstract: This essay provides an overview more detailed essays using topographic map evidence to interpret Big Sioux River drainage basin landform origins. The detailed essays can be found under Big Sioux River on this website’s sidebar category list. All interpretations in this overview essay and in the […]
Category archives for Big Sioux River
A geomorphic history based on topographic map evidence Abstract: The James River-Big Sioux River drainage divide area north of Redfield and Watertown discussed here is located in northeast South Dakota, USA. The James River flows south in a broad lowland between the east-facing Missouri Escarpment, which marks the Missouri Coteau east boundary, and the west-facing […]
A geomorphic history based on topographic map evidence Abstract: The Big Sioux River-Minnesota River drainage divide area is located in eastern South Dakota and western Minnesota, USA. The Big Sioux River flows south on the Prairie Coteau upland and eventually joins the Missouri River at the South Dakota’s southeast corner. The Minnesota River originates along […]
A geomorphic history based on topographic map evidence Abstract: The James River-Big Sioux River drainage divide area south of Redfield and Watertown and north of Huron and Brookings is located in eastern South Dakota, USA. The James River is located in a broad south-oriented lowland and flows south near Redfield and Huron to reach the […]
A geomorphic history based on topographic map evidence Abstract: The James River-Big Sioux River drainage divide area investigated here is located south of Huron and Brookings and north of Mitchell and Sioux Falls, South Dakota, USA. The James River flows south in a broad lowland interpreted here to have originated as the floor of a […]
A geomorphic history based on topographic map evidence Abstract: The James River-Big Sioux River drainage divide area south of Mitchell and Sioux Falls is located in the southeast corner of South Dakota, USA. Major drainage routes present include the south-oriented James, Vermillion, and Big Sioux Rivers, all of which flow to the southeast-oriented Missouri River, […]
A geomorphic history based on topographic map evidence Abstract: The Big Sioux River-Minnesota River drainage divide area discussed here is located in Brookings County, South Dakota and Lincoln and Lyon Counties, Minnesota, USA. Major landforms include the Prairie Coteau upland surface and the northeast-facing Prairie Coteau escarpment. The Prairie Coteau escarpment is interpreted here to […]
A geomorphic history based on topographic evidence Abstract: The Big Sioux River-Rock River drainage divide area is located in southeastern South Dakota, the Minnesota southwest corner, and the Iowa northwest corner. Rock River is a south and south-southwest oriented tributary to the south-oriented Big Sioux River. Topographic map evidence suggests the Rock River valley eroded […]
A geomorphic history based on topographic evidence Abstract: The Rock River-Des Moines River drainage divide area is located in southwest Minnesota, USA. The Rock River flows south to the south-oriented Big Sioux River. The Des Moines River flows in a southeast direction along the crest of the northeast-facing Prairie Coteau escarpment and eventually joins the […]
A geomorphic history based on topographic map evidence Abstract: The Big Sioux River-Floyd River drainage divide area is located in northwest Iowa. Present day Big Sioux-Floyd River drainage divide area landforms include the Big Sioux River and Big Sioux River tributary valleys, Floyd River and Floyd River tributary valleys, and drainage divides between the various […]