FloodZoneMap.org

Flood — Brown, SD

Apr 15, 2023

Snowmelt resulted in flooding along the James River and its associated tributaries. The National Weather Service recorded an April record snow depth of 26 inches in Aberdeen on the 5th. This was followed by near normal temperatures through the latter half of the month of April. This relatively mild warmup resulted in snowmelt on top of frozen ground, and forced most of the melt into the waterways. River gauges near Columbia peaked just below major flood stage at 17.85 feet on April 30th and near

Source: NOAA National Weather Service Storm Events Database (event 1092991). Narrative written by NWS staff at the time of the event.

Flood Risk Context for Brown, SD

This event is one of many recorded floods in Brown County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.

View Brown County flood data →

More Flood Stories

Flood$150K damage

Brown, SD · Apr 10, 2023

The snowfall during the season in northeast and central South Dakota exceeded normal levels, with many locations ranking among the top 10 for the snowiest seasons.

Read the full account →
Flood$745K damage

Brown, SD · Apr 1, 2019

The continuation of snowmelt from a much above normal snowfall winter combined with a historic heavy snow/blizzard in mid-April resulted in widespread flooding across central and northeast South Dakota.

Read the full account →
Flash Flood$5.0M damage

Brown, SD · May 5, 2007

A large upper low pressure area in the southwest United States spun off a strong upper level disturbance into the northern plains. This disturbance lifting over the area along with a north to south frontal boundary, powerful low level winds, and abundant gulf moisture resulted…

Read the full account →
Flood$460K damage

Brown, SD · May 11, 1998

Heavy rain of 2 to 4 inches with some amounts nearing 5 inches fell across a large part of the six county area mainly on the evening of the 11th. This round of heavy rain only exacerbated the already extensive flooding occurring from many years of above normal precipitation.

Read the full account →