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Iowa River. The Iowa River is a tributary of the Mississippi River in the state of Iowa in the United States. It is about 323 miles (520 km) long [3] and is open to small river craft to Iowa City, about 65 miles (105 km) from its mouth. Its major tributary is the Cedar River.
Catchment area. Upper Mississippi River. Basin countries. United States. Water volume. 461,200 acre⋅ft (568,900,000 m 3) Coralville Lake is an artificial lake in Johnson County, Iowa, United States, formed by the Coralville Dam, a dam built from 1949 to 1958 on the Iowa River upstream from the city of Coralville, Iowa.
Lock and Dam No. 15 is a lock and dam located on the Upper Mississippi River.It spans the river between Rock Island, Illinois and Davenport, Iowa.Lock and Dam 15 is the largest roller dam in the world, its dam is 1,203 feet (366.7 m) long and consists of nine 109 feet (33.2 m) non-submersible, non-overflow roller gates and two 109 feet (33.2 m) non-submersible overflow roller gates.
Lake Red Rock (Des Moines River) 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 ...
The flood continued downstream 4.3 miles (6.9 km) on the East Fork of the Snake River to the dam on the river supplying the Lower Reservoir for plant. The dam of the lower reservoir, which by design is able to hold much of the capacity of the upper reservoir, withstood the onslaught of the flood.
NRHP reference No. 04000172 [1] Added to NRHP. March 10, 2004. Lock and Dam No. 12 is a lock and dam located on the Upper Mississippi River at Bellevue, Iowa, United States. The movable portion of the dam starts at the locks adjacent to the Iowa shore and is 849 feet (258.8 m) long, consisting of seven tainter gates and three roller gates.
June 24, 2024 at 5:23 PM. ST. LOUIS (AP) — Hundreds of Iowa residents have needed rescue from record-setting flooding that has swamped parts of the state, covering buildings up to their rooftops ...
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 m 3 ).