1900 - 1949 (45)
- Redfield, September 4, 1949, William Huff, slipped while fishing from dam apron
- August 6, 1948, John May & Emery Bellmeyer, fishing in boat at Dubuque Lock & Dam #11
- Manchester, July 17, 1948, Jerry Kirby, fell during attempt to climb from the dam to the pier
- May 20, 1948, John Jant, boating at Dubuque Lock & Dam #11
- Fertile, August 16, 1945, Gerald Nickerson, went over dam while swimming
- Waterloo, May 21, 1944, Walter Gallery & his son Walter Jr., boat swept over dam
- Cresco, August 13, 1943, Leland Aberg, swimming in high water at the dam
- May 29, 1943, John Swehla, Jr., fell in while fishing at Decoarah's Main Street dam
- Waterloo, April 12, 1941, Donald Allen, jumped from oar-less boat as it went over dam
- Northwood, May 3, 1940, John Helsted, age 2, found floating near the dam
- Littleton, June, 1937, George Nagy, fell in while fishing
- Palisades, December 28, 1936, Clifton Cavanaugh, attempted to span spillway with ladder and lost balance
- Littleton, September, 1936, Ray Baldwin, attempted swim from rowboat to shore above dam
- August 2, 1936, Backbone Lake Dam, Joseph Lathrop, boating
- Des Moines, July 4, 1935, William Halloran & Collins Carson, rowboat swept over dam
- Fort Atkinson, June 22, 1933, 11 year old son of Mrs. Heinie Weiss, fell in while fishing
- Northwood, March 31, 1933, N.B. Dorman, boat over dam after motor failure
- Redfield, July 4, 1927, Albert Long & son, father's rescue attempt failed after son fell from bank
- St. Ansgar, June 29, 1924, Cromwell Gould, swimming in high water and swept over dam
- Lynnville, May 26, 1923, Kenneth Wagaman, age 3, fell in and carried over the dam
- Cedar Rapids, June 30, 1922, John Meyers, fell in while fishing
- Marble Rock, June 13, 1922, Ira Weisman, young boy playing at the dam
- Oakland Mills, August 4, 1921, Arthur Larson, wading below the dam
- May 12, 1916, Hawarden, Edna Boreman, Marjorie Fairbrother & Neva Johnson, boat went over dam
- Cedar Rapids, May 22, 1911, canoeist Leo Kelly over dam, searcher Henry Warner's boat overturned
- Waverly, August 9, 1910, Max Eggleston, fell from narrow ledge into mill race
- Waterloo, March 28, 1909, Henry Bothman, C.A. Anderson & Frank Bentz, rowboat capsized before being swept over the dam
- Des Moines, June 15, 1908, Edwin Ebersole & William Jennings, boat swept over dam
- Ottumwa, August 1, 1907, Mr & Mrs William Powell, their son Hal, Mrs JF Stevens & baby boy, boat over dam
- Des Moines, June 17, 1902, Eugene Tiernan, fell in while attempting to pull out driftwood
- Des Moines, April 28, 1900, Johnny Lyons, attempted to walk across the dam
