Live Mississippi River Lock Webcam
More info: Lock and Dam No. 19 is located on the Upper Mississippi. The lock is owned and operated by the U.S. Army Corps of Engineers and the dam is owned and operated by Ameren Missouri. The main lock was constructed from 1952 to 1957 and is 1,200 feet (366 m) long and 110 feet (34 m) wide. Construction of the dam began in 1910, and was completed in 1913. At the time it was completed it was second in length only to the Aswan Low Dam on the Nile River in Egypt.
Construction of the powerhouse began in 1910 and when completed in 1913 it was the largest capacity, single powerhouse electricity generating plant in the world. Today, Keokuk Energy Center remains the largest privately owned and operated dam on the Mississippi River. In addition to Lock and Dam No. 19, Lock and Dam No. 1, Lock and Dam No. 2 and the upper St. Anthony Falls dam also produce electricity on the Mississippi River system.