Mar 11, 2011
A soaking rain fell on the 9th-10th and resulted in minor flooding along the Allegheny River in Olean and Salamanca. Some flooding of low-lying agricultural land occurred as well as some minor flooding of roads along the river near Olean. In Salamanca, minor flooding occurred along the river���s reach in areas not protected by the dike system. The river crested at Salamanca at 12.30 feet around 10AM of the 11th. At Olean the river crested at 10.19 feet around 7PM of the 11th.
Source: NOAA National Weather Service Storm Events Database (event 292639). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Cattaraugus County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.