Republican River near Hardy, KS

River level and flood forecast · Republic County

Normal2.5 ftas of Mon 3:30 PM

The river is 8.5 ft below flood stage (11 ft).

Flow: 228 cubic feet per second (USGS).

The last 7 days and the forecast

051015TueWedThuFriSatSunMonAction 9 ftFlood 11 ftModerate 13.5 ftNowObserved (ft)NWS forecast

NWS forecast issued Sat, Oct 3, 12:58 PM. Forecasts change as rain falls and as upstream water arrives.

Flood stages

Major flood stage15.5 ft
Moderate flood stage13.5 ft
Flood stage11 ft
Action stage9 ft
Record crest (June 2, 1935)19.4 ft

What floods at each level

From the National Weather Service, highest first.

  • 17 ftWater nears the bottom of the county road bridge south of Hardy.
  • 14 ftThe left bank overflows and the river reaches a maximum width of around 1 mile. One tributary crossing Highway 14 and entering the river on the left, immediately below the river bridge will carry overflow water.
  • 13.5 ftThe county road going south out of Hardy will be inundated and unpassable along both the north and south approach of the Republican River bridge. In addition, a house will be threatened on the south side of the river off of Road 3600 south of Superior. This home required sandbagging during the July flooding of 2019 when the river reached a stage of 13.77 feet.
  • 12.5 ftThe north and south approach of the Republican River Bridge south of Hardy will see shallow flooding as the river expands outward reaching a maximum width of 0.9 mile.
  • 12 ftThe north and south approaches to the river bridge can flood. However, even at extreme flows, the town of Hardy is not threatened by flooding. A record flood of 19.4 feet occurred in June of 1935.
  • 11 ftWater floods rural agricultural land.

Highest crests on record

  1. 19.4 ft — June 2, 1935
  2. 17 ft — June 24, 1947
  3. 14.83 ft — June 17, 1957
  4. 13.92 ft — May 7, 2015
  5. 13.77 ft — July 11, 2019

Recent crests: 9.66 ft (May 19, 2025) · 5.73 ft (June 1, 2024) · 2.49 ft (July 7, 2023) · 8.23 ft (July 7, 2022) · 7.89 ft (March 16, 2021)

Up and down the river, and nearby

Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (HDYN1); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.