Search results
Results from the WOW.Com Content Network
In terms of geologic and hydrographic history, the Upper Mississippi east and south of Fort Snelling is a portion of the now-extinct Glacial River Warren which carved the valley of the Minnesota River, permitting the immense Glacial Lake Agassiz to join the world's oceans at the Gulf of Mexico. The collapse of ice dams holding back Glacial Lake ...
USACE St. Paul District Locks and Dams; Historic American Engineering Record (HAER) historical overviews: . HAER No. MN-20, "Upper Mississippi River 9-Foot Channel Project History, Mississippi River between Minneapolis & Guttenberg, IA, Red Wing vicinity, Goodhue County, MN", 48 data pages (Lock & Dam Nos. 3–10)
The Mississippi River System, also referred to as the Western Rivers, is a mostly riverine network of the United States which includes the Mississippi River and connecting waterways. The Mississippi River is the largest drainage basin in the United States. [3] In the United States, the Mississippi drains about 41% of the country's rivers.
The river was past its crest by Friday, June 13, but advisories were still in effect. In the morning hours of June 13, the Army Corps of Engineers called for a complete evacuation of a 100-year flood zone in downtown Des Moines, but the data used to call the evacuation turned out to be false because of a faulty water flow rate sensor.
The Spillway diverts part of the flow of the Mississippi River into Lake Pontchartrain. The Spillway is operated to limit the Mississippi River flow passing New Orleans, Louisiana, to the project design flood discharge of 1.25 million cubic feet per second (cfs). The peak diversion discharge through the Spillway of 213,000 cfs occurred on 19 ...
List of crossings of the Upper Mississippi River. The inland and intercoastal waterways, with the Upper Mississippi highlighted in red. The first bridge (and only log bridge) over the Mississippi, about 25 feet south of its source at Lake Itasca. This is a list of all current and notable former bridges or other crossings of the Upper ...
The Upper Mississippi water resource region is one of 21 major geographic areas, or regions, in the first level of classification used by the United States Geological Survey to divide and sub-divide the United States into successively smaller hydrologic units. These geographic areas contain either the drainage area of a major river, or the ...
The Mississippi River [b] is the primary river, and second-longest river, of the largest drainage basin in the United States. [c] [15] [16] From its traditional source of Lake Itasca in northern Minnesota, it flows generally south for 2,340 miles (3,766 km) [16] to the Mississippi River Delta in the Gulf of Mexico.