Mar 1, 2020
With one to four inches of liquid residing in the snowpack near and north of Interstate 90 at the start of the month, a more or less ideal melting of the winter snowpack in early March combined with high base flows and wet antecedent conditions to produce minor to major flooding along middle portions of the James River Basin.
Source: NOAA National Weather Service Storm Events Database (event 875491). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Sanborn County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.