Medary Creek near Medary

1. 1594.0 ftThe bridges on 217th Street and 473rd Avenue are overtopped.
2. 1593.0 ft217th Street west of the gauge floods, 473rd Avenue begins to flood, as does 219th Street.
3. 1592.0 ftThe bridges on 219th as well as 220th are overtopped. Water reaches the bottom of the bridge on 217th Street.
4. 1591.0 ft474th and 475th Avenue begin to flood, and water reaches the bottom of the bridges on 219th Street and 473rd Avenue.
5. 1589.0 ftModerate flooding of pasture and crop land begins, water is over the top of the culvert on 474th Avenue, 216th Street floods near 474th Avenue, and water reaches the bottom of the bridge on 475th Avenue.
6. 1588.0 ftMinor flooding of pasture lands begins.
7. 1586.0 ftThe low water crossing on 216th Street near 475th Avenue floods.

Most recent crests

• June 30, 2025: 1588.8 ft
• June 24, 2024: 1588.6 ft
• April 10, 2023: 1588.5 ft
• April 1, 2020: 1585.1 ft
• September 12, 2019: 1591.9 ft
• March 21, 2019: 1589.7 ft
• July 20, 2018: 1590.5 ft
• April 23, 2018: 1588.5 ft

• Big Sioux River at Brookings
• Sixmile Creek at Brookings
• North Deer Creek at Brookings
• Spring Creek
• Big Sioux River at Flandreau
• Big Sioux River at Egan
• Big Sioux River at Bruce
• Flandreau Creek at Flandreau

Forecasts by the Missouri Basin River Forecast Center. Forecasts are not available. Only observed stages are available for this point. No forecasts are available for this location Gauge reading may be affected by ice.

Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service.