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Hydrograph River at a Glance Download
Keyapaha River near Keyapaha Stage (ft)Flow (kcfs)Highest Observation: 4.65 ft at 12:00AM Jul 14, 2019Highest Observation: 4.65 ft at 12:15AM Jul 14, 2019Highest Observation: 4.65 ft at 12:30AM Jul 14, 2019Highest Observation: 4.65 ft at 12:45AM Jul 14, 2019Highest Observation: 4.65 ft at 1:00AM Jul 14, 2019Highest Observation: 4.65 ft at 1:15AM Jul 14, 2019Highest Observation: 4.65 ft at 1:30AM Jul 14, 2019Highest Observation: 4.65 ft at 1:45AM Jul 14, 2019Highest Observation: 4.65 ft at 2:00AM Jul 14, 2019Highest Observation: 4.65 ft at 2:15AM Jul 14, 2019Highest Observation: 4.65 ft at 2:16AM Jul 14, 2019Highest Observation: 4.65 ft at 2:30AM Jul 14, 2019Highest Observation: 4.65 ft at 2:31AM Jul 14, 2019Highest Observation: 4.65 ft at 2:45AM Jul 14, 2019Highest Observation: 4.65 ft at 2:46AM Jul 14, 2019Highest Observation: 4.65 ft at 3:00AM Jul 14, 2019Highest Observation: 4.65 ft at 3:01AM Jul 14, 2019Highest Observation: 4.65 ft at 3:15AM Jul 14, 2019Highest Observation: 4.65 ft at 3:30AM Jul 14, 2019Highest Observation: 4.65 ft at 3:45AM Jul 14, 2019Highest Observation: 4.65 ft at 4:00AM Jul 14, 2019Highest Observation: 4.65 ft at 4:15AM Jul 14, 2019Highest Observation: 4.65 ft at 4:30AM Jul 14, 2019Observed: 4.64 ft at 4:45AM Jul 14, 2019Observed: 4.64 ft at 5:00AM Jul 14, 2019Highest Observation: 4.65 ft at 5:15AM Jul 14, 2019Observed: 4.64 ft at 5:30AM Jul 14, 2019Observed: 4.64 ft at 5:45AM Jul 14, 2019Observed: 4.64 ft at 6:00AM Jul 14, 2019Highest Observation: 4.65 ft at 6:15AM Jul 14, 2019Highest Observation: 4.65 ft at 6:30AM Jul 14, 2019Observed: 4.64 ft at 6:45AM Jul 14, 2019Observed: 4.64 ft at 7:00AM Jul 14, 2019Observed: 4.64 ft at 7:15AM Jul 14, 2019Observed: 4.64 ft at 7:30AM Jul 14, 2019Observed: 4.64 ft at 7:45AM Jul 14, 2019Observed: 4.63 ft at 8:00AM Jul 14, 2019Observed: 4.64 ft at 8:15AM Jul 14, 2019Observed: 4.63 ft at 8:30AM Jul 14, 2019Observed: 4.63 ft at 8:45AM Jul 14, 2019Observed: 4.63 ft at 9:00AM Jul 14, 2019Observed: 4.63 ft at 9:15AM Jul 14, 2019Observed: 4.63 ft at 9:30AM Jul 14, 2019Observed: 4.63 ft at 9:45AM Jul 14, 2019Observed: 4.63 ft at 10:00AM Jul 14, 2019Observed: 4.63 ft at 10:15AM Jul 14, 2019Observed: 4.63 ft at 10:16AM Jul 14, 2019Observed: 4.62 ft at 10:30AM Jul 14, 2019Observed: 4.62 ft at 10:31AM Jul 14, 2019Observed: 4.62 ft at 10:45AM Jul 14, 2019Observed: 4.62 ft at 10:46AM Jul 14, 2019Observed: 4.63 ft at 11:00AM Jul 14, 2019Observed: 4.63 ft at 11:01AM Jul 14, 2019Observed: 4.62 ft at 11:15AM Jul 14, 2019Observed: 4.62 ft at 11:30AM Jul 14, 2019Observed: 4.62 ft at 11:45AM Jul 14, 2019Observed: 4.62 ft at 12:00PM Jul 14, 2019Observed: 4.61 ft at 12:30PM Jul 14, 2019Observed: 4.61 ft at 12:45PM Jul 14, 2019Observed: 4.6 ft at 1:00PM Jul 14, 2019Observed: 4.6 ft at 1:15PM Jul 14, 2019Observed: 4.6 ft at 1:30PM Jul 14, 2019Observed: 4.59 ft at 1:45PM Jul 14, 2019Observed: 4.59 ft at 2:00PM Jul 14, 2019Observed: 4.59 ft at 2:15PM Jul 14, 2019Observed: 4.59 ft at 2:30PM Jul 14, 2019Observed: 4.59 ft at 2:45PM Jul 14, 2019Observed: 4.59 ft at 3:00PM Jul 14, 2019Observed: 4.59 ft at 3:15PM Jul 14, 2019Observed: 4.59 ft at 3:30PM Jul 14, 2019Observed: 4.58 ft at 3:45PM Jul 14, 2019Observed: 4.59 ft at 4:00PM Jul 14, 2019Observed: 4.58 ft at 4:15PM Jul 14, 2019Observed: 4.59 ft at 4:30PM Jul 14, 2019Observed: 4.59 ft at 4:45PM Jul 14, 2019Observed: 4.59 ft at 5:00PM Jul 14, 2019Observed: 4.58 ft at 5:15PM Jul 14, 2019Observed: 4.58 ft at 5:30PM Jul 14, 2019Observed: 4.58 ft at 5:45PM Jul 14, 2019Observed: 4.58 ft at 6:00PM Jul 14, 2019Observed: 4.58 ft at 6:15PM Jul 14, 2019Observed: 4.59 ft at 6:30PM Jul 14, 2019Observed: 4.59 ft at 6:31PM Jul 14, 2019Observed: 4.58 ft at 6:45PM Jul 14, 2019Observed: 4.58 ft at 6:46PM Jul 14, 2019Observed: 4.58 ft at 7:00PM Jul 14, 2019Observed: 4.58 ft at 7:01PM Jul 14, 2019Observed: 4.59 ft at 7:15PM Jul 14, 2019Observed: 4.59 ft at 7:16PM Jul 14, 2019Observed: 4.59 ft at 7:30PM Jul 14, 2019Observed: 4.59 ft at 7:45PM Jul 14, 2019Observed: 4.59 ft at 8:00PM Jul 14, 2019Observed: 4.59 ft at 8:15PM Jul 14, 2019Observed: 4.59 ft at 8:30PM Jul 14, 2019Observed: 4.59 ft at 8:45PM Jul 14, 2019Observed: 4.59 ft at 9:00PM Jul 14, 2019Observed: 4.59 ft at 9:15PM Jul 14, 2019Observed: 4.59 ft at 9:30PM Jul 14, 2019Observed: 4.59 ft at 9:45PM Jul 14, 2019Observed: 4.59 ft at 10:00PM Jul 14, 2019Observed: 4.59 ft at 10:15PM Jul 14, 2019Observed: 4.59 ft at 10:30PM Jul 14, 2019Observed: 4.59 ft at 10:45PM Jul 14, 2019Observed: 4.59 ft at 11:00PM Jul 14, 2019Observed: 4.59 ft at 11:15PM Jul 14, 2019Observed: 4.59 ft at 11:30PM Jul 14, 2019Observed: 4.59 ft at 11:45PM Jul 14, 2019Observed: 4.59 ft at 12:00AM Jul 15, 2019Observed: 4.59 ft at 12:15AM Jul 15, 2019Observed: 4.59 ft at 12:30AM Jul 15, 2019Observed: 4.59 ft at 12:45AM Jul 15, 2019Observed: 4.59 ft at 1:00AM Jul 15, 2019Observed: 4.59 ft at 1:15AM Jul 15, 2019Observed: 4.59 ft at 1:30AM Jul 15, 2019Observed: 4.59 ft at 1:45AM Jul 15, 2019Observed: 4.59 ft at 2:00AM Jul 15, 2019Observed: 4.59 ft at 2:15AM Jul 15, 2019Observed: 4.59 ft at 2:30AM Jul 15, 2019Observed: 4.59 ft at 2:31AM Jul 15, 2019Observed: 4.59 ft at 2:45AM Jul 15, 2019Observed: 4.59 ft at 2:46AM Jul 15, 2019Observed: 4.59 ft at 3:00AM Jul 15, 2019Observed: 4.59 ft at 3:01AM Jul 15, 2019Observed: 4.59 ft at 3:15AM Jul 15, 2019Observed: 4.59 ft at 3:16AM Jul 15, 2019Observed: 4.59 ft at 3:30AM Jul 15, 2019Observed: 4.59 ft at 3:45AM Jul 15, 2019Observed: 4.58 ft at 4:00AM Jul 15, 2019Observed: 4.59 ft at 4:15AM Jul 15, 2019Observed: 4.59 ft at 4:30AM Jul 15, 2019Observed: 4.58 ft at 4:45AM Jul 15, 2019Observed: 4.59 ft at 5:00AM Jul 15, 2019Observed: 4.59 ft at 5:15AM Jul 15, 2019Observed: 4.58 ft at 5:30AM Jul 15, 2019Observed: 4.59 ft at 5:45AM Jul 15, 2019Observed: 4.59 ft at 6:00AM Jul 15, 2019Observed: 4.59 ft at 6:15AM Jul 15, 2019Observed: 4.58 ft at 6:30AM Jul 15, 2019Observed: 4.59 ft at 6:45AM Jul 15, 2019Observed: 4.59 ft at 7:00AM Jul 15, 2019Observed: 4.59 ft at 7:15AM Jul 15, 2019Observed: 4.58 ft at 7:30AM Jul 15, 2019Observed: 4.58 ft at 7:45AM Jul 15, 2019Observed: 4.59 ft at 8:00AM Jul 15, 2019Observed: 4.58 ft at 8:15AM Jul 15, 2019Observed: 4.58 ft at 8:30AM Jul 15, 2019Observed: 4.58 ft at 8:45AM Jul 15, 2019Observed: 4.58 ft at 9:00AM Jul 15, 2019Observed: 4.58 ft at 9:15AM Jul 15, 2019Observed: 4.58 ft at 9:30AM Jul 15, 2019Observed: 4.58 ft at 9:45AM Jul 15, 2019Observed: 4.58 ft at 10:00AM Jul 15, 2019Observed: 4.58 ft at 10:15AM Jul 15, 2019Observed: 4.58 ft at 10:30AM Jul 15, 2019Observed: 4.58 ft at 10:31AM Jul 15, 2019Observed: 4.57 ft at 10:45AM Jul 15, 2019Observed: 4.57 ft at 10:46AM Jul 15, 2019Observed: 4.58 ft at 11:00AM Jul 15, 2019Observed: 4.58 ft at 11:01AM Jul 15, 2019Observed: 4.57 ft at 11:15AM Jul 15, 2019Observed: 4.57 ft at 11:16AM Jul 15, 2019Observed: 4.57 ft at 11:30AM Jul 15, 2019Observed: 4.57 ft at 11:45AM Jul 15, 2019Observed: 4.57 ft at 12:00PM Jul 15, 2019Observed: 4.57 ft at 12:15PM Jul 15, 2019Observed: 4.57 ft at 12:30PM Jul 15, 2019Observed: 4.57 ft at 12:45PM Jul 15, 2019Observed: 4.57 ft at 1:00PM Jul 15, 2019Observed: 4.57 ft at 1:15PM Jul 15, 2019Observed: 4.56 ft at 1:30PM Jul 15, 2019Observed: 4.57 ft at 1:45PM Jul 15, 2019Observed: 4.56 ft at 2:00PM Jul 15, 2019Observed: 4.56 ft at 2:15PM Jul 15, 2019Observed: 4.56 ft at 2:30PM Jul 15, 2019Observed: 4.55 ft at 2:45PM Jul 15, 2019Observed: 4.56 ft at 3:00PM Jul 15, 2019Observed: 4.56 ft at 3:15PM Jul 15, 2019Observed: 4.56 ft at 3:30PM Jul 15, 2019Observed: 4.56 ft at 3:45PM Jul 15, 2019Observed: 4.56 ft at 4:00PM Jul 15, 2019Observed: 4.56 ft at 4:15PM Jul 15, 2019Observed: 4.56 ft at 4:30PM Jul 15, 2019Observed: 4.56 ft at 4:45PM Jul 15, 2019Observed: 4.56 ft at 5:00PM Jul 15, 2019Observed: 4.56 ft at 5:15PM Jul 15, 2019Observed: 4.56 ft at 5:30PM Jul 15, 2019Observed: 4.56 ft at 5:45PM Jul 15, 2019Observed: 4.56 ft at 6:00PM Jul 15, 2019Observed: 4.57 ft at 6:15PM Jul 15, 2019Observed: 4.56 ft at 6:30PM Jul 15, 2019Observed: 4.56 ft at 6:45PM Jul 15, 2019Observed: 4.56 ft at 7:00PM Jul 15, 2019Observed: 4.57 ft at 7:15PM Jul 15, 2019Observed: 4.56 ft at 7:30PM Jul 15, 2019Observed: 4.57 ft at 7:45PM Jul 15, 2019Observed: 4.56 ft at 8:00PM Jul 15, 2019Observed: 4.56 ft at 8:15PM Jul 15, 2019Observed: 4.56 ft at 8:30PM Jul 15, 2019Observed: 4.56 ft at 8:45PM Jul 15, 2019Observed: 4.56 ft at 9:00PM Jul 15, 2019Observed: 4.57 ft at 9:15PM Jul 15, 2019Observed: 4.57 ft at 9:30PM Jul 15, 2019Observed: 4.57 ft at 9:45PM Jul 15, 2019Observed: 4.57 ft at 10:00PM Jul 15, 2019Observed: 4.57 ft at 10:15PM Jul 15, 2019Observed: 4.57 ft at 10:30PM Jul 15, 2019Observed: 4.57 ft at 10:45PM Jul 15, 2019Observed: 4.57 ft at 11:00PM Jul 15, 2019Observed: 4.57 ft at 11:15PM Jul 15, 2019Observed: 4.56 ft at 11:30PM Jul 15, 2019Observed: 4.57 ft at 11:45PM Jul 15, 2019Observed: 4.57 ft at 12:00AM Jul 16, 2019Observed: 4.57 ft at 12:15AM Jul 16, 2019Observed: 4.57 ft at 12:30AM Jul 16, 2019Observed: 4.57 ft at 12:45AM Jul 16, 2019Observed: 4.57 ft at 1:00AM Jul 16, 2019Observed: 4.58 ft at 1:15AM Jul 16, 2019Observed: 4.58 ft at 1:30AM Jul 16, 2019Observed: 4.59 ft at 1:45AM Jul 16, 2019Observed: 4.61 ft at 2:00AM Jul 16, 2019Observed: 4.6 ft at 2:15AM Jul 16, 2019Observed: 4.6 ft at 2:30AM Jul 16, 2019Observed: 4.6 ft at 2:31AM Jul 16, 2019Observed: 4.59 ft at 2:45AM Jul 16, 2019Observed: 4.59 ft at 2:46AM Jul 16, 2019Observed: 4.6 ft at 3:00AM Jul 16, 2019Observed: 4.6 ft at 3:01AM Jul 16, 2019Observed: 4.6 ft at 3:15AM Jul 16, 2019Observed: 4.6 ft at 3:16AM Jul 16, 2019Observed: 4.6 ft at 3:30AM Jul 16, 2019Observed: 4.6 ft at 3:45AM Jul 16, 2019Observed: 4.6 ft at 4:00AM Jul 16, 2019Observed: 4.61 ft at 4:15AM Jul 16, 2019Observed: 4.61 ft at 4:30AM Jul 16, 2019Observed: 4.61 ft at 4:45AM Jul 16, 2019Observed: 4.61 ft at 5:00AM Jul 16, 2019Observed: 4.61 ft at 5:15AM Jul 16, 2019Observed: 4.61 ft at 5:30AM Jul 16, 2019Observed: 4.62 ft at 5:45AM Jul 16, 2019Observed: 4.62 ft at 6:00AM Jul 16, 2019Observed: 4.61 ft at 6:15AM Jul 16, 2019Observed: 4.61 ft at 6:30AM Jul 16, 2019Observed: 4.62 ft at 6:45AM Jul 16, 2019Observed: 4.62 ft at 7:00AM Jul 16, 2019Observed: 4.61 ft at 7:15AM Jul 16, 2019Observed: 4.61 ft at 7:30AM Jul 16, 2019Observed: 4.62 ft at 7:45AM Jul 16, 2019Observed: 4.62 ft at 8:00AM Jul 16, 2019Observed: 4.62 ft at 8:15AM Jul 16, 2019Observed: 4.62 ft at 8:30AM Jul 16, 2019Observed: 4.62 ft at 8:45AM Jul 16, 2019Observed: 4.62 ft at 9:00AM Jul 16, 2019Observed: 4.62 ft at 9:15AM Jul 16, 2019Highest Observation: 4.65 ft at 9:30AM Jul 16, 2019Observed: 4.64 ft at 9:45AM Jul 16, 2019Observed: 4.62 ft at 10:00AM Jul 16, 2019Observed: 4.62 ft at 10:15AM Jul 16, 2019Observed: 4.61 ft at 10:30AM Jul 16, 2019Observed: 4.61 ft at 10:45AM Jul 16, 2019Observed: 4.62 ft at 11:00AM Jul 16, 2019Observed: 4.61 ft at 11:15AM Jul 16, 2019Observed: 4.61 ft at 11:30AM Jul 16, 2019Observed: 4.61 ft at 11:45AM Jul 16, 2019Observed: 4.61 ft at 12:00PM Jul 16, 2019Observed: 4.61 ft at 12:15PM Jul 16, 2019Observed: 4.6 ft at 12:30PM Jul 16, 2019Observed: 4.61 ft at 12:45PM Jul 16, 2019Observed: 4.61 ft at 1:00PM Jul 16, 2019Observed: 4.6 ft at 1:15PM Jul 16, 2019Observed: 4.6 ft at 1:30PM Jul 16, 2019Observed: 4.59 ft at 1:45PM Jul 16, 2019Observed: 4.59 ft at 2:00PM Jul 16, 2019Observed: 4.59 ft at 2:15PM Jul 16, 2019Observed: 4.59 ft at 2:30PM Jul 16, 2019Observed: 4.59 ft at 2:45PM Jul 16, 2019Observed: 4.59 ft at 3:00PM Jul 16, 2019Observed: 4.6 ft at 3:15PM Jul 16, 2019Observed: 4.59 ft at 3:30PM Jul 16, 2019Observed: 4.59 ft at 3:45PM Jul 16, 2019Observed: 4.59 ft at 4:00PM Jul 16, 2019Observed: 4.58 ft at 4:15PM Jul 16, 2019Observed: 4.58 ft at 4:30PM Jul 16, 2019Observed: 4.58 ft at 4:45PM Jul 16, 2019Observed: 4.58 ft at 5:00PM Jul 16, 2019Observed: 4.58 ft at 5:15PM Jul 16, 2019Observed: 4.58 ft at 5:30PM Jul 16, 2019Observed: 4.58 ft at 5:45PM Jul 16, 2019Observed: 4.58 ft at 6:00PM Jul 16, 2019Observed: 4.58 ft at 6:15PM Jul 16, 2019Observed: 4.58 ft at 6:30PM Jul 16, 2019Observed: 4.58 ft at 6:31PM Jul 16, 2019Observed: 4.58 ft at 6:45PM Jul 16, 2019Observed: 4.58 ft at 6:46PM Jul 16, 2019Observed: 4.59 ft at 7:00PM Jul 16, 2019Observed: 4.59 ft at 7:01PM Jul 16, 2019Observed: 4.59 ft at 7:15PM Jul 16, 2019Observed: 4.59 ft at 7:16PM Jul 16, 2019Observed: 4.58 ft at 7:30PM Jul 16, 2019Observed: 4.58 ft at 7:45PM Jul 16, 2019Observed: 4.58 ft at 8:00PM Jul 16, 2019Observed: 4.58 ft at 8:15PM Jul 16, 2019Observed: 4.58 ft at 8:30PM Jul 16, 2019Observed: 4.58 ft at 8:45PM Jul 16, 2019Observed: 4.58 ft at 9:00PM Jul 16, 2019Observed: 4.58 ft at 9:15PM Jul 16, 2019Observed: 4.58 ft at 9:30PM Jul 16, 2019Observed: 4.58 ft at 9:45PM Jul 16, 2019Observed: 4.58 ft at 10:00PM Jul 16, 2019Observed: 4.58 ft at 10:15PM Jul 16, 2019USGS--Water Resources of the United StatesPAHS2(plotting HGIRG) Graph Created (11:52PM Jul 16, 2019)ObservedLatest observed value: 4.58 ft at 10:15 PM CDT 16-Jul-2019. Flood Stage is 10 ft
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About this graph
Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
Datum: NGVD29
Metadata
NOTE: Forecasts are not available for the Keyapaha River near Keyapaha. Only observed stages are available for this point.
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Downstream Gauge Downstream Gauge - at Wewala
Flood Categories (in feet)
Major Flood Stage: 12
Moderate Flood Stage: 11
Flood Stage: 10
Action Stage: 8
Low Stage (in feet): -9999

Historic Crests
(1) 13.70 ft on 04/01/1952
(2) 11.29 ft on 02/18/1997
(3) 9.73 ft on 03/12/2011
(4) 9.48 ft on 05/11/1999
(5) 9.48 ft on 02/20/1997
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 7.98 ft on 02/14/2017
(2) 7.27 ft on 05/02/2016
(3) 7.79 ft on 09/24/2015
(4) 8.29 ft on 06/05/2014
(5) 7.58 ft on 05/20/2013
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 2.70 ft on 09/12/2000
Show More Low Water Records

For more information on your flood risk go to www.floodsmart.gov.

Zoom Level:14
KML Image
Gauge LocationGauge Map Marker
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.
Flood Impacts & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
10 Flood stage. Flooding of yards and agricultural land along the river.
About This Location Collapse

Latitude: 43.129167° N, Longitude: 100.106667° W, Horizontal Datum: NAD27

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 10 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 2230 ft 2240 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:

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Hydrologic Resources Additional Resources
Collaborative Agencies Collapse
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.
NWS Information
National Weather Service
Rapid City Weather Forecast Office
300 East Signal Drive
Rapid City, SD 57701-3800
(605) 341-7531
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Page last modified: 4-Mar-2019 11:28 PM
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