1194 Yellow River flood 1194 Yellow River flood The 1194 Yellow River flood was a series of natural disasters along the Yellow River in China during the Jurchen Jin dynasty. The Grand Canal was used to provide extensive disaster relief, but the flood devastated large swathes of the north China plain, wrecked the regional economy, and created many thousands of refugees. It altered the course of the Yellow River from that taken along the Hai River past modern Tianjin during the 1048 flood and also permanently shifted (and shrank) the course of the Si River in Shandong. The former course into the Huai was
Los Angeles flood of 1938 structures spared parts of Los Angeles County from destruction, while Orange and Riverside Counties experienced more damage. The flood of 1938 is considered a 50-year flood. It caused $78 million of damage ($ in dollars), making it one of the costliest natural disasters in Los Angeles' history. In response to the floods, the U.S. Army Corps of Engineers and other agencies began to channelize local streams in concrete, and built many new flood control dams and debris basins. These works have been instrumental in protecting Southern California from subsequent flooding events, such as in 1969 and 2005, which both had