East Fork Vermillion River near Parker, SD

River level and flood forecast · Turner County

Normal5.0 ftas of Mon 3:15 PM

The river is 7.0 ft below flood stage (12 ft).

Flow: 2 cubic feet per second (USGS).

The last 7 days and the forecast

NWS forecast issued Sun, Dec 31, 6 PM. Forecasts change as rain falls and as upstream water arrives.

Flood stages

Major flood stage	16.5 ft
Moderate flood stage	14 ft
Flood stage	12 ft
Action stage	10 ft
Record crest (September 13, 2019)	17.6 ft

What floods at each level

From the National Weather Service, highest first.

21.5 ftWater overtops the 272nd Street bridge at the gage site.
20.5 ftThe bridge on 275th St over the East Fork of the river is overtopped. 272nd St near the gage is flooded.
19.5 ftWater reaches the bottom of the bridge on 272nd Street at the gage.
17 ftHwy 19 north of 272nd begins to flood. Water begins to approach at least one house off of 272nd St.
16.5 ft275th east of Parker on the East Fork of the river may flood if flow from the West Fork is also high. The bridge on 271st St just west of Highway 19 is overtopped.
16 ftThe bridges on 455th Avenue and 456th Avenue are both overtopped.
15 ftWater reaches the bottom of the bridge on 456th Avenue.
14 ftWater reaches the bottom of the bridge on 455th Avenue.
13 ftWater reaches the bottom of the bridge on 273rd St and water may begin to surround a few outbuildings near the gauge location.
12 ftFlooding of agricultural land begins.
11.5 ftThe lowest portions of 273rd St may begin to flood.
10 ftSome flooding is possible across the lowest banks and ditches.

Highest crests on record

17.6 ft — September 13, 2019
17.53 ft — June 21, 2024
16.09 ft — March 14, 2019
14.92 ft — March 13, 2010
12.73 ft — March 22, 1997

Recent crests: 5.93 ft (June 28, 2025) · 17.53 ft (June 21, 2024) · 9.39 ft (April 10, 2023) · 5.14 ft (July 8, 2022) · 5.04 ft (April 12, 2021)

Up and down the river, and nearby

See it on the live map →Radar & warnings for Turner County NWS gauge page USGS gauge 06478600

Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (VRPS2); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.