National Weather Service Advanced Hydrologic Prediction Service

By inergency On Apr 1, 2024

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S. Fork Republican River near Benkelman

NOTE: The current flows in cubic feet per second, are approximate and may be affected by debris, aquatic growth, and seasonal ice in the river.

NOTE: Forecasts for the S. Fork Republican River near Benkelman are issued as needed during times of high water, but are not routinely available.

Flood Categories (in feet)

Major Flood Stage:	13
Moderate Flood Stage:	11
Flood Stage:	9
Action Stage:	8
Low Stage (in feet):	-9999

Historic Crests
(1) 12.10 ft on 05/31/1935
(2) 9.64 ft on 07/24/2020
(3) 8.70 ft on 08/16/1958
(4) 8.60 ft on 07/12/1941
(5) 7.23 ft on 07/03/1979
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 3.08 ft on 05/30/2021
(2) 9.64 ft on 07/24/2020
(3) 1.97 ft on 03/12/2019
(4) 1.86 ft on 04/26/2018
(5) 1.76 ft on 03/30/2017
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 0.01 ft on 07/11/2018
(2) 0.04 ft on 07/09/2017
(3) 0.06 ft on 07/03/2016
Show More Low Water Records

Show FEMA’s National Flood Hazard Layers

	Gauge Location	Disclaimer
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.

If you notice any errors in the below information, please contact our Webmaster
9	Water spreads into lowland areas at a very shallow depth.

Latitude: 40.010278° N,
Longitude: 101.541944° W,
Horizontal Datum:
NAD83/WGS84

River Stage Reference Frame	Gauge Height	Flood Stage	Uses
NWS stage	0 ft	9 ft	Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum	Elevation (gauge height = 0)	Elevation (gauge height = flood stage)	Elevation information source
NAVD88	Not Available	Not Available	Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29	2989.91 ft	2998.91 ft	Older USGS topographic maps, NGVD29 benchmarks
MSL	Not Available	Not Available	Older USGS topographic maps, MSL benchmarks
Other	Not Available	Not Available

Current/Historical Observations:

The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.

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