Rivers in South Dakota

Firesteel Creek near Mt. Vernon

Davison County, South DakotaNWS MTVS2USGS 06477500Sioux Falls office

Below flood stage
2.37ftStage

Observed Thu, Sep 24, 4:15 PM CDT

Flood stage
8.00 ft
Record crest
17.12 ft1969

Open the live map with the river flood outlook

Flood stages and impacts

CategoryStage
Major flood15.00 ft
Moderate flood13.00 ft
Minor flood8.00 ft
Action7.00 ft
  1. 19.00 ftThe bridge on 398th Avenue at the gage is overtopped.
  2. 18.00 ft403rd Ave north of the bridge will begin to flood.
  3. 17.00 ftThe water reaches the bottom of the bridge on 398th Avenue at the gage and the low spot in the road south of the bridge will be flooded.
  4. 14.50 ftThe bridge on 405th Ave will be overtopped.
  5. 13.50 ftThe bridge on 404th Avenue is overtopped.
  6. 13.00 ftThe left bank overflows.
  7. 12.00 ftThe water reaches the bottom of the bridge on 404th Avenue.
  8. 8.00 ftThe right bank overflows.
  9. 7.50 ftWater reaches the bottom of the bridge 2 1/2 miles west of Storla.

Flood outlook

Chance of flooding, September to November

CategoryChance
Minor flooding20%
Moderate floodingUnder 5%
Major floodingUnder 5%

The three-month chances are the River Forecast Centers’ long-range flood outlook, issued September 23, 2026.

Crest history

70 crests on NOAA’s list since 1956.

#DateStage
1April 3, 196917.12 ft
2June 22, 202416.94 ft
3July 31, 201016.04 ft
4June 21, 198415.56 ft
5April 4, 196915.34 ft
6September 13, 201915.16 ft
7March 28, 196015.13 ft
8May 10, 199514.99 ft
9March 22, 201914.55 ft
10May 10, 198614.48 ft
11June 23, 201114.18 ft
12March 17, 201113.86 ft
13March 16, 198513.41 ft
14May 7, 200712.73 ft
15April 24, 200112.35 ft
16March 28, 198711.96 ft
17May 7, 199911.87 ft
18March 21, 197811.61 ft
19July 5, 199311.48 ft
20March 4, 202011.46 ft
21August 8, 199211.21 ft
22March 17, 201811.00 ft
23July 7, 200810.46 ft
24March 5, 199410.45 ft
25February 14, 199610.36 ft

Most recent crests

  • June 29, 2025: 2.93 ft
  • June 22, 2024: 16.94 ft
  • April 20, 2023: 3.30 ft
  • June 4, 2022: 3.32 ft
  • April 8, 2021: 3.12 ft
  • March 4, 2020: 11.46 ft
  • September 13, 2019: 15.16 ft
  • March 22, 2019: 14.55 ft
  • March 17, 2018: 11.00 ft
  • June 27, 2017: 6.38 ft

Nearby

Upstream, downstream and the gauges around this one.

What this means

Forecasts by the Missouri Basin River Forecast Center. Forecasts are issued as needed during times of high water, but are not routinely available. River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 48 hours into the future from the forecast issuance time. River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time. Gauge reading may be affected by ice.

Sources

Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service. Streamflow and the daily record from the U.S. Geological Survey.