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Lake Red Rock, also referred to as Red Rock Reservoir is a reservoir formed by Red Rock Dam on the Des Moines River, about 41 miles (66 km) southeast of the city of Des Moines, Iowa, U.S. The dam was completed in 1969 as a Flood control project by the United States Army Corps of Engineers, creating the largest lake in Iowa.
Red Rock Dam is a dam in central Iowa, United States, on the Des Moines River, forming Lake Red Rock. It is contained entirely within Marion County. The nearest cities are Pella to the northeast, and Knoxville to the southwest.
Geology. The Sioux Quartzite is a red to pink Proterozoic quartzite. It is a thick stratigraphic unit (~3000 m [2]) that crops out in southwestern Minnesota, southeastern and south-central South Dakota, northwestern Iowa, and a small part of northeastern Nebraska.
Geography of Iowa. The geography of Iowa includes the study of bedrock, landforms, rivers, geology, paleontology and urbanisation of the U.S. state of Iowa. The state covers an area of 56,272.81 sq mi (145,746 km 2).
The city of Red Rock, Iowa was created just to the west of the line. The city and several of the landmarks denoting the line were, at least partially, submerged in 1962 by the creation of Lake Red Rock with the construction of Red Rock Dam. [ 3]
List of dams and reservoirs in Iowa Following is a list of dams and reservoirs in Iowa. All major dams are linked below. The National Inventory of Dams defines any "major dam" as being 50 feet (15 m) tall with a storage capacity of at least 5,000 acre-feet (6,200,000 m 3), or of any height with a storage capacity of 25,000 acre-feet (31,000,000 ...
The rugged terrain comprising most of the Driftless Area is distinct from the rest of Wisconsin, and is known locally as the Coulee Region. The steep ridges, numerous rock outcroppings, and deep, narrow valleys in the Driftless Area are in marked contrast with the rest of the state, where glaciers have modified the landscape.
Elk Rock State Park is a state park in Marion County, Iowa, United States, situated on both upstream banks of Red Rock Reservoir. Knoxville at the southwest and Pella to the northeast are the nearest cities.