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Hydrograph River at a Glance Download
South Fork Bad River near Cottonwood Stage (ft)Flow (cfs)Observed: 4.38 ft at 1:45PM Apr 09, 2021Observed: 4.38 ft at 2:00PM Apr 09, 2021Observed: 4.38 ft at 2:15PM Apr 09, 2021Observed: 4.38 ft at 2:30PM Apr 09, 2021Observed: 4.37 ft at 2:45PM Apr 09, 2021Observed: 4.38 ft at 3:00PM Apr 09, 2021Observed: 4.38 ft at 3:15PM Apr 09, 2021Observed: 4.38 ft at 3:30PM Apr 09, 2021Observed: 4.37 ft at 3:45PM Apr 09, 2021Observed: 4.38 ft at 4:00PM Apr 09, 2021Observed: 4.38 ft at 4:15PM Apr 09, 2021Observed: 4.39 ft at 4:30PM Apr 09, 2021Observed: 4.37 ft at 4:45PM Apr 09, 2021Observed: 4.38 ft at 5:00PM Apr 09, 2021Observed: 4.37 ft at 5:15PM Apr 09, 2021Observed: 4.37 ft at 5:30PM Apr 09, 2021Observed: 4.37 ft at 5:45PM Apr 09, 2021Observed: 4.37 ft at 6:00PM Apr 09, 2021Observed: 4.39 ft at 6:15PM Apr 09, 2021Observed: 4.37 ft at 6:30PM Apr 09, 2021Observed: 4.39 ft at 6:45PM Apr 09, 2021Observed: 4.38 ft at 7:00PM Apr 09, 2021Observed: 4.39 ft at 7:15PM Apr 09, 2021Observed: 4.37 ft at 7:30PM Apr 09, 2021Observed: 4.38 ft at 7:45PM Apr 09, 2021Observed: 4.38 ft at 8:00PM Apr 09, 2021Observed: 4.39 ft at 8:15PM Apr 09, 2021Observed: 4.39 ft at 8:30PM Apr 09, 2021Observed: 4.38 ft at 8:45PM Apr 09, 2021Observed: 4.38 ft at 9:00PM Apr 09, 2021Observed: 4.39 ft at 9:15PM Apr 09, 2021Observed: 4.38 ft at 9:30PM Apr 09, 2021Observed: 4.39 ft at 9:45PM Apr 09, 2021Observed: 4.39 ft at 10:00PM Apr 09, 2021Observed: 4.39 ft at 10:15PM Apr 09, 2021Observed: 4.39 ft at 10:30PM Apr 09, 2021Observed: 4.39 ft at 10:45PM Apr 09, 2021Observed: 4.39 ft at 11:00PM Apr 09, 2021Observed: 4.39 ft at 11:15PM Apr 09, 2021Observed: 4.38 ft at 11:30PM Apr 09, 2021Observed: 4.37 ft at 11:45PM Apr 09, 2021Observed: 4.37 ft at 12:00AM Apr 10, 2021Observed: 4.37 ft at 12:15AM Apr 10, 2021Observed: 4.37 ft at 12:30AM Apr 10, 2021Observed: 4.37 ft at 12:45AM Apr 10, 2021Observed: 4.37 ft at 1:00AM Apr 10, 2021Observed: 4.37 ft at 1:15AM Apr 10, 2021Observed: 4.37 ft at 1:30AM Apr 10, 2021Observed: 4.37 ft at 1:45AM Apr 10, 2021Observed: 4.37 ft at 2:00AM Apr 10, 2021Observed: 4.37 ft at 2:15AM Apr 10, 2021Observed: 4.37 ft at 2:30AM Apr 10, 2021Observed: 4.37 ft at 2:45AM Apr 10, 2021Observed: 4.37 ft at 3:00AM Apr 10, 2021Observed: 4.37 ft at 3:15AM Apr 10, 2021Observed: 4.37 ft at 3:30AM Apr 10, 2021Observed: 4.37 ft at 3:45AM Apr 10, 2021Observed: 4.37 ft at 4:00AM Apr 10, 2021Observed: 4.37 ft at 4:15AM Apr 10, 2021Observed: 4.37 ft at 4:30AM Apr 10, 2021Observed: 4.37 ft at 4:45AM Apr 10, 2021Observed: 4.37 ft at 5:00AM Apr 10, 2021Observed: 4.37 ft at 5:15AM Apr 10, 2021Observed: 4.37 ft at 5:30AM Apr 10, 2021Observed: 4.37 ft at 5:45AM Apr 10, 2021Observed: 4.37 ft at 6:00AM Apr 10, 2021Observed: 4.37 ft at 6:15AM Apr 10, 2021Observed: 4.37 ft at 6:30AM Apr 10, 2021Observed: 4.37 ft at 6:45AM Apr 10, 2021Observed: 4.37 ft at 7:00AM Apr 10, 2021Observed: 4.37 ft at 7:15AM Apr 10, 2021Observed: 4.37 ft at 7:30AM Apr 10, 2021Observed: 4.37 ft at 7:45AM Apr 10, 2021Observed: 4.37 ft at 8:00AM Apr 10, 2021Observed: 4.37 ft at 8:15AM Apr 10, 2021Observed: 4.37 ft at 8:30AM Apr 10, 2021Observed: 4.37 ft at 8:45AM Apr 10, 2021Observed: 4.37 ft at 9:00AM Apr 10, 2021Observed: 4.37 ft at 9:15AM Apr 10, 2021Observed: 4.37 ft at 9:30AM Apr 10, 2021Observed: 4.37 ft at 9:45AM Apr 10, 2021Observed: 4.37 ft at 10:00AM Apr 10, 2021Observed: 4.37 ft at 10:15AM Apr 10, 2021Observed: 4.37 ft at 10:30AM Apr 10, 2021Observed: 4.37 ft at 10:45AM Apr 10, 2021Observed: 4.37 ft at 11:00AM Apr 10, 2021Observed: 4.37 ft at 11:15AM Apr 10, 2021Observed: 4.37 ft at 11:30AM Apr 10, 2021Observed: 4.37 ft at 11:45AM Apr 10, 2021Observed: 4.37 ft at 12:00PM Apr 10, 2021Observed: 4.37 ft at 12:15PM Apr 10, 2021Observed: 4.37 ft at 12:30PM Apr 10, 2021Observed: 4.37 ft at 12:45PM Apr 10, 2021Observed: 4.37 ft at 1:00PM Apr 10, 2021Observed: 4.37 ft at 1:15PM Apr 10, 2021Observed: 4.37 ft at 1:30PM Apr 10, 2021Observed: 4.37 ft at 1:45PM Apr 10, 2021Observed: 4.37 ft at 2:00PM Apr 10, 2021Observed: 4.37 ft at 2:15PM Apr 10, 2021Observed: 4.37 ft at 2:30PM Apr 10, 2021Observed: 4.37 ft at 2:45PM Apr 10, 2021Observed: 4.37 ft at 3:00PM Apr 10, 2021Observed: 4.37 ft at 3:15PM Apr 10, 2021Observed: 4.37 ft at 3:30PM Apr 10, 2021Observed: 4.37 ft at 3:45PM Apr 10, 2021Observed: 4.37 ft at 4:00PM Apr 10, 2021Observed: 4.37 ft at 4:15PM Apr 10, 2021Observed: 4.37 ft at 4:30PM Apr 10, 2021Observed: 4.37 ft at 4:45PM Apr 10, 2021Observed: 4.37 ft at 5:00PM Apr 10, 2021Observed: 4.37 ft at 5:15PM Apr 10, 2021Observed: 4.37 ft at 5:30PM Apr 10, 2021Observed: 4.37 ft at 5:45PM Apr 10, 2021Observed: 4.37 ft at 6:00PM Apr 10, 2021Observed: 4.37 ft at 6:15PM Apr 10, 2021Observed: 4.36 ft at 6:30PM Apr 10, 2021Observed: 4.37 ft at 6:45PM Apr 10, 2021Observed: 4.37 ft at 7:00PM Apr 10, 2021Observed: 4.36 ft at 7:15PM Apr 10, 2021Observed: 4.37 ft at 7:30PM Apr 10, 2021Observed: 4.37 ft at 7:45PM Apr 10, 2021Observed: 4.36 ft at 8:00PM Apr 10, 2021Observed: 4.36 ft at 8:15PM Apr 10, 2021Observed: 4.36 ft at 8:30PM Apr 10, 2021Observed: 4.37 ft at 8:45PM Apr 10, 2021Observed: 4.36 ft at 9:00PM Apr 10, 2021Observed: 4.36 ft at 9:15PM Apr 10, 2021Observed: 4.36 ft at 9:30PM Apr 10, 2021Observed: 4.37 ft at 9:45PM Apr 10, 2021Observed: 4.36 ft at 10:00PM Apr 10, 2021Observed: 4.36 ft at 10:15PM Apr 10, 2021Observed: 4.37 ft at 10:30PM Apr 10, 2021Observed: 4.37 ft at 10:45PM Apr 10, 2021Observed: 4.37 ft at 11:00PM Apr 10, 2021Observed: 4.37 ft at 11:15PM Apr 10, 2021Observed: 4.37 ft at 11:30PM Apr 10, 2021Observed: 4.37 ft at 11:45PM Apr 10, 2021Observed: 4.37 ft at 12:00AM Apr 11, 2021Observed: 4.37 ft at 12:15AM Apr 11, 2021Observed: 4.37 ft at 12:30AM Apr 11, 2021Observed: 4.37 ft at 12:45AM Apr 11, 2021Observed: 4.37 ft at 1:00AM Apr 11, 2021Observed: 4.37 ft at 1:15AM Apr 11, 2021Observed: 4.37 ft at 1:30AM Apr 11, 2021Observed: 4.37 ft at 1:45AM Apr 11, 2021Observed: 4.37 ft at 2:00AM Apr 11, 2021Observed: 4.38 ft at 2:15AM Apr 11, 2021Observed: 4.38 ft at 2:30AM Apr 11, 2021Observed: 4.38 ft at 2:45AM Apr 11, 2021Observed: 4.38 ft at 3:00AM Apr 11, 2021Observed: 4.37 ft at 3:15AM Apr 11, 2021Observed: 4.37 ft at 3:30AM Apr 11, 2021Observed: 4.37 ft at 3:45AM Apr 11, 2021Observed: 4.38 ft at 4:00AM Apr 11, 2021Observed: 4.38 ft at 4:15AM Apr 11, 2021Observed: 4.38 ft at 4:30AM Apr 11, 2021Observed: 4.37 ft at 4:45AM Apr 11, 2021Observed: 4.38 ft at 5:00AM Apr 11, 2021Observed: 4.38 ft at 5:15AM Apr 11, 2021Observed: 4.37 ft at 5:30AM Apr 11, 2021Observed: 4.37 ft at 5:45AM Apr 11, 2021Observed: 4.37 ft at 6:00AM Apr 11, 2021Observed: 4.38 ft at 6:15AM Apr 11, 2021Observed: 4.38 ft at 6:30AM Apr 11, 2021Observed: 4.37 ft at 6:45AM Apr 11, 2021Observed: 4.38 ft at 7:00AM Apr 11, 2021Observed: 4.38 ft at 7:15AM Apr 11, 2021Observed: 4.37 ft at 7:30AM Apr 11, 2021Observed: 4.38 ft at 7:45AM Apr 11, 2021Observed: 4.38 ft at 8:00AM Apr 11, 2021Observed: 4.38 ft at 8:15AM Apr 11, 2021Observed: 4.37 ft at 8:30AM Apr 11, 2021Observed: 4.37 ft at 8:45AM Apr 11, 2021Observed: 4.38 ft at 9:00AM Apr 11, 2021Observed: 4.37 ft at 9:15AM Apr 11, 2021Observed: 4.37 ft at 9:30AM Apr 11, 2021Observed: 4.38 ft at 9:45AM Apr 11, 2021Observed: 4.38 ft at 10:00AM Apr 11, 2021Observed: 4.38 ft at 10:15AM Apr 11, 2021Observed: 4.39 ft at 10:30AM Apr 11, 2021Observed: 4.38 ft at 10:45AM Apr 11, 2021Observed: 4.37 ft at 11:00AM Apr 11, 2021Observed: 4.38 ft at 11:15AM Apr 11, 2021Observed: 4.38 ft at 11:30AM Apr 11, 2021Observed: 4.39 ft at 11:45AM Apr 11, 2021Observed: 4.38 ft at 12:00PM Apr 11, 2021Observed: 4.39 ft at 12:15PM Apr 11, 2021Observed: 4.38 ft at 12:30PM Apr 11, 2021Observed: 4.38 ft at 12:45PM Apr 11, 2021Highest Observation: 4.4 ft at 1:00PM Apr 11, 2021Observed: 4.38 ft at 1:15PM Apr 11, 2021Observed: 4.38 ft at 1:30PM Apr 11, 2021Observed: 4.39 ft at 1:45PM Apr 11, 2021Observed: 4.39 ft at 2:00PM Apr 11, 2021Observed: 4.37 ft at 2:15PM Apr 11, 2021Observed: 4.39 ft at 2:30PM Apr 11, 2021Observed: 4.39 ft at 2:45PM Apr 11, 2021Observed: 4.39 ft at 3:00PM Apr 11, 2021Observed: 4.38 ft at 3:15PM Apr 11, 2021Observed: 4.38 ft at 3:30PM Apr 11, 2021Observed: 4.38 ft at 3:45PM Apr 11, 2021Observed: 4.39 ft at 4:00PM Apr 11, 2021Observed: 4.37 ft at 4:15PM Apr 11, 2021Observed: 4.37 ft at 4:30PM Apr 11, 2021Observed: 4.38 ft at 4:45PM Apr 11, 2021Observed: 4.38 ft at 5:00PM Apr 11, 2021Observed: 4.38 ft at 5:15PM Apr 11, 2021Observed: 4.38 ft at 5:30PM Apr 11, 2021Observed: 4.38 ft at 5:45PM Apr 11, 2021Observed: 4.38 ft at 6:00PM Apr 11, 2021Observed: 4.37 ft at 6:15PM Apr 11, 2021Observed: 4.38 ft at 6:30PM Apr 11, 2021Observed: 4.38 ft at 6:45PM Apr 11, 2021Observed: 4.37 ft at 7:00PM Apr 11, 2021Observed: 4.37 ft at 7:15PM Apr 11, 2021Observed: 4.38 ft at 7:30PM Apr 11, 2021Observed: 4.37 ft at 7:45PM Apr 11, 2021Observed: 4.37 ft at 8:00PM Apr 11, 2021Observed: 4.37 ft at 8:15PM Apr 11, 2021Observed: 4.37 ft at 8:30PM Apr 11, 2021Observed: 4.37 ft at 8:45PM Apr 11, 2021Observed: 4.38 ft at 9:00PM Apr 11, 2021Observed: 4.37 ft at 9:15PM Apr 11, 2021Observed: 4.37 ft at 9:30PM Apr 11, 2021Observed: 4.37 ft at 9:45PM Apr 11, 2021Observed: 4.37 ft at 10:00PM Apr 11, 2021Observed: 4.37 ft at 10:15PM Apr 11, 2021Observed: 4.37 ft at 10:30PM Apr 11, 2021Observed: 4.38 ft at 10:45PM Apr 11, 2021Observed: 4.38 ft at 11:00PM Apr 11, 2021Observed: 4.37 ft at 11:15PM Apr 11, 2021Observed: 4.37 ft at 11:30PM Apr 11, 2021Observed: 4.37 ft at 11:45PM Apr 11, 2021Observed: 4.37 ft at 12:00AM Apr 12, 2021Observed: 4.37 ft at 12:15AM Apr 12, 2021Observed: 4.37 ft at 12:30AM Apr 12, 2021Observed: 4.37 ft at 12:45AM Apr 12, 2021Observed: 4.37 ft at 1:00AM Apr 12, 2021Observed: 4.37 ft at 1:15AM Apr 12, 2021Observed: 4.37 ft at 1:30AM Apr 12, 2021Observed: 4.37 ft at 1:45AM Apr 12, 2021Observed: 4.37 ft at 2:00AM Apr 12, 2021Observed: 4.37 ft at 2:15AM Apr 12, 2021Observed: 4.37 ft at 2:30AM Apr 12, 2021Observed: 4.37 ft at 2:45AM Apr 12, 2021Observed: 4.37 ft at 3:00AM Apr 12, 2021Observed: 4.37 ft at 3:15AM Apr 12, 2021Observed: 4.37 ft at 3:30AM Apr 12, 2021Observed: 4.37 ft at 3:45AM Apr 12, 2021Observed: 4.37 ft at 4:00AM Apr 12, 2021Observed: 4.37 ft at 4:15AM Apr 12, 2021Observed: 4.37 ft at 4:30AM Apr 12, 2021Observed: 4.37 ft at 4:45AM Apr 12, 2021Observed: 4.37 ft at 5:00AM Apr 12, 2021Observed: 4.37 ft at 5:15AM Apr 12, 2021Observed: 4.37 ft at 5:30AM Apr 12, 2021Observed: 4.37 ft at 5:45AM Apr 12, 2021Observed: 4.38 ft at 6:00AM Apr 12, 2021Observed: 4.37 ft at 6:15AM Apr 12, 2021Observed: 4.37 ft at 6:30AM Apr 12, 2021Observed: 4.38 ft at 6:45AM Apr 12, 2021Observed: 4.38 ft at 7:00AM Apr 12, 2021Observed: 4.38 ft at 7:15AM Apr 12, 2021Observed: 4.37 ft at 7:30AM Apr 12, 2021Observed: 4.38 ft at 7:45AM Apr 12, 2021Observed: 4.38 ft at 8:00AM Apr 12, 2021Observed: 4.39 ft at 8:15AM Apr 12, 2021Observed: 4.38 ft at 8:30AM Apr 12, 2021Observed: 4.38 ft at 8:45AM Apr 12, 2021Observed: 4.39 ft at 9:00AM Apr 12, 2021Observed: 4.38 ft at 9:15AM Apr 12, 2021Observed: 4.38 ft at 9:30AM Apr 12, 2021Observed: 4.37 ft at 9:45AM Apr 12, 2021Observed: 4.38 ft at 10:00AM Apr 12, 2021Observed: 4.37 ft at 10:15AM Apr 12, 2021Observed: 4.38 ft at 10:30AM Apr 12, 2021Observed: 4.38 ft at 10:45AM Apr 12, 2021Observed: 4.37 ft at 11:00AM Apr 12, 2021Observed: 4.39 ft at 11:15AM Apr 12, 2021Observed: 4.37 ft at 11:30AM Apr 12, 2021Observed: 4.38 ft at 11:45AM Apr 12, 2021Observed: 4.37 ft at 12:00PM Apr 12, 2021Observed: 4.38 ft at 12:15PM Apr 12, 2021Observed: 4.39 ft at 12:30PM Apr 12, 2021USGS--Water Resources of the United StatesCTTS2(plotting HGIRG) Graph Created (1:38PM Apr 12, 2021)ObservedLatest observed value: 4.39 ft at 12:30 PM MDT 12-Apr-2021. Flood Stage is 12 ft
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About this graph
Tabular Data (UTC)
Tabular Data (MDT)
XML Data
RSS Files
Datum: NGVD29
Metadata
NOTE: Forecasts are not available for the South Fork Bad River near Cottonwood. Only observed stages are available for this point.
Return to Area Map
Downstream Gauge Downstream Gauge - near Midland
Flood Categories (in feet)
Major Flood Stage: 18
Moderate Flood Stage: 16
Flood Stage: 12
Action Stage: 10
Low Stage (in feet): -9999

Historic Crests
(1) 17.89 ft on 05/31/1991
(2) 16.71 ft on 05/28/1996
(3) 16.59 ft on 05/22/2019
(4) 15.75 ft on 02/08/1997
(5) 14.39 ft on 06/03/1997
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 16.59 ft on 05/22/2019
(2) 10.68 ft on 06/22/2018
(3) 7.32 ft on 02/19/2017
(4) 10.74 ft on 04/17/2016
(5) 14.30 ft on 05/25/2015
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

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
18 Major flood stage. Extensive flooding of agricultural land and inundation of structures and roads.
16 Moderate flood stage. Extensive flooding of agricultural land with some inundation of structures and roads possible.
12 Flood stage. Flooding of agricultural land begins.
10 Action stage. Low land flooding along Cottonwood Creek especially along the east side of the river.
About This Location Collapse

Latitude: 43.968889° N, Longitude: 101.766667° W, Horizontal Datum: NAD27

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 12 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 2242.96 ft 2254.96 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:
Resources Collapse
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: 2-Nov-2020 7:28 PM 		Disclaimer
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