1936, which authorized the U.S. Army Corps of Engineers to build a series of concrete sewers. Battle Creek, Michigan, flood – June 1938 Battle Creek, Michigan flood Decade of the 1940s Oklahoma/Arkansas flood – 1945 Floods of record occurred on the Sulphur, Sabine, Red, Ouachita, and Little rivers during this event. It helped spur reservoir construction on these rivers in the 1950s and 1960s. Ohio River flood of 1945 The 1945 flood of the Ohio River was the second-worst in Louisville, Kentucky, history after the one in 1937 and caused the razing of the entire waterfront district of the neighborhood of Portland. Afterwards, flood walls were erected around the city to above the highest level of the '37 flood. Michigan flood – April 1947 Snow fell the previous month across Michigan. A pair of frontal zones brought heavy rains to the lower peninsula of Michigan during the first several days of the month. Rainfall amounts of were measured at Jackson with a larger area of falling between Benton Harbor and Detroit. The heavy rain melting the existent snowpack increased runoff, and frozen ground across the region did not help matters. flooding was witnessed from April 4 to 11 and it was considered the worst flood since 1904 for the region. The Kalamazoo, Grand, Saginaw, St. Clair, Clinton, and River Rouge river basins were impacted by this inundation, which was generally considered a once in 50 year event. Damage totaled US$4 million (1947 dollars). Decade of the 1950s Great Flood of 1951 in Kansas This event was the worst in Kansas since June 1903. Small rivers and creeks were running at bankfull over eastern Kansas when rainfall up to in 12 hours the last few days of June and the first few days of July caused rivers in Kansas to flood. After a break in the rainfall on July 4, heavy rains returned on July 5. At Manhattan, Kansas, at the intersection of the Big Blue River and Kansas River, flooding inundated 70 city blocks with water up to the second floor of stores along the main commercial street. The high waters moved downstream to Topeka, forcing 20,000 persons to evacuate, then on to Lawrence, causing their worst flood up to that time. The industrial districts which border the Kansas River in Kansas City were protected by a dike which was equipped with floodgates at each tributary and topped by an