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| Pool 1 | Pool 7 |
|
| Pool 1 extends from Lock & Dam 1 located near St. Paul, Minnesota, upstream to St. Anthony Falls in Minneapolis, Minnesota. | Pool 7 extends from Lock & Dam 7 located near Dresbach, Minnesota upstream to Lock & Dam 6 located near Trempealeau, Wisconsin. | |
| Pool 2 | Pool 8 | |
| Pool 2 extends from Lock & Dam 2 located near Hastings, Minnesota upstream to Lock & Dam 1 located near St. Paul, Minnesota. | Pool 8 extends from Lock & Dam 8 located near Genoa, Wisconsin, upstream to Lock & Dam 7 located near Dresbach, Minnesota. | |
| Pool 3 | Pool 9 | |
| Pool 3 extends from Lock & Dam 3 located near Hager City, Wisconsin upstream to Lock & Dam 2 located near Hastings, Minnesota. | Pool 9 extends from Lock & Dam 9 located near Harpers Ferry, Iowa upstream to Lock & Dam 8 located near Genoa, Wisconsin. | |
| Pool 4 | Pool 10 | |
| Pool 4 extends from Lock & Dam 4 located near Alma, Wisconsin upstream to Lock & Dam 3 located near Hager City, Wisconsin. | Pool 10 extends from Lock & Dam 10 located near Guttenburg, Iowa upstream to Lock & Dam 9 located near Harpers Ferry, Iowa. | |
| Pool 5 | Pool 11 | |
| Pool 5 extends from Lock & Dam 5 located near Whitman, Minnesota upstream to Lock & Dam 4 located near Alma, Wisconsin | Pool 11 extends from Lock & Dam 11 located near Dubuque, Iowa upstream to Lock & Dam 10 located near Guttenburg, Iowa. | |
| Pool 5a | Pool 12 | |
| Pool 5a extends from Lock & Dam 5a located near Winona, Minnesota upstream to Lock & Dam 4 located near Whitman, Minnesota. | Pool 12 extends from Lock & Dam 12 located near Bellevue, Iowa upstream to Lock & Dam 11 located near Dubuque, Iowa. | |
| Pool 6 | Pool 13 | |
| Pool 6 extends from Lock & Dam 6 located near Trempealeau, Wisconsin upstream to Lock & Dam 5a located near Winona, Minnesota. | Pool 13 extends from Lock & Dam 13 located near Clinton, Iowa upstream to Lock & Dam 12 located near Bellevue, Iowa. | |
| On the Mississippi River, the term Pool is used to describe the area between navigation dams. For example, Pool 13 is the area upstream of Lock and Dam 13, to Lock and Dam 12. | ||
U.S. Department of the Interior |
U.S. Geological Survey
URL: http://www.umesc.usgs.gov/rivers/upper_mississippi/reach_1/sel_a_pool_r1.html
Page Contact Information: Contacting the Upper Midwest Environmental Sciences Center
Page Last Modified:
October 2, 2007
