Acquired August 1, 2011, and August 6, 2010, these false-color images compare conditions along the James River, a Missouri River tributary, in South Dakota.
This photo-like image shows extensive flooding on the Red River near Fargo, North Dakota, on March 28, 2009 as the river reached a record high of 40.82 feet.
Acquired April 2, 2011, and February 27, 2011, these natural-color images show rising waters on the Kuiseb River, which flowed all the way to the Atlantic Ocean for the first time in decades.