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Hydrograph River at a Glance Download
White River (NE-SD) near Oacoma Stage (ft)Highest Observation: 10.25 ft at 6:00PM Apr 13, 2024Highest Observation: 10.25 ft at 6:15PM Apr 13, 2024Observed: 10.23 ft at 6:30PM Apr 13, 2024Observed: 10.23 ft at 6:45PM Apr 13, 2024Observed: 10.23 ft at 7:00PM Apr 13, 2024Observed: 10.22 ft at 7:15PM Apr 13, 2024Observed: 10.22 ft at 7:30PM Apr 13, 2024Observed: 10.21 ft at 7:45PM Apr 13, 2024Observed: 10.21 ft at 8:00PM Apr 13, 2024Observed: 10.2 ft at 8:15PM Apr 13, 2024Observed: 10.19 ft at 8:30PM Apr 13, 2024Observed: 10.18 ft at 8:45PM Apr 13, 2024Observed: 10.18 ft at 9:00PM Apr 13, 2024Observed: 10.18 ft at 9:15PM Apr 13, 2024Observed: 10.17 ft at 9:30PM Apr 13, 2024Observed: 10.17 ft at 9:45PM Apr 13, 2024Observed: 10.16 ft at 10:00PM Apr 13, 2024Observed: 10.16 ft at 10:15PM Apr 13, 2024Observed: 10.15 ft at 10:30PM Apr 13, 2024Observed: 10.15 ft at 10:45PM Apr 13, 2024Observed: 10.14 ft at 11:00PM Apr 13, 2024Observed: 10.13 ft at 11:15PM Apr 13, 2024Observed: 10.12 ft at 11:30PM Apr 13, 2024Observed: 10.11 ft at 11:45PM Apr 13, 2024Observed: 10.11 ft at 12:00AM Apr 14, 2024Observed: 10.1 ft at 12:15AM Apr 14, 2024Observed: 10.1 ft at 12:30AM Apr 14, 2024Observed: 10.09 ft at 12:45AM Apr 14, 2024Observed: 10.09 ft at 1:00AM Apr 14, 2024Observed: 10.07 ft at 1:15AM Apr 14, 2024Observed: 10.07 ft at 1:30AM Apr 14, 2024Observed: 10.06 ft at 1:45AM Apr 14, 2024Observed: 10.06 ft at 2:00AM Apr 14, 2024Observed: 10.05 ft at 2:15AM Apr 14, 2024Observed: 10.05 ft at 2:30AM Apr 14, 2024Observed: 10.04 ft at 2:45AM Apr 14, 2024Observed: 10.04 ft at 3:00AM Apr 14, 2024Observed: 10.03 ft at 3:15AM Apr 14, 2024Observed: 10.02 ft at 3:30AM Apr 14, 2024Observed: 10.02 ft at 3:45AM Apr 14, 2024Observed: 10.02 ft at 4:00AM Apr 14, 2024Observed: 10.01 ft at 4:15AM Apr 14, 2024Observed: 10.01 ft at 4:30AM Apr 14, 2024Observed: 10 ft at 4:45AM Apr 14, 2024Observed: 10 ft at 5:00AM Apr 14, 2024Observed: 9.99 ft at 5:15AM Apr 14, 2024Observed: 9.98 ft at 5:30AM Apr 14, 2024Observed: 9.97 ft at 5:45AM Apr 14, 2024Observed: 9.97 ft at 6:00AM Apr 14, 2024Observed: 9.97 ft at 6:15AM Apr 14, 2024Observed: 9.97 ft at 6:30AM Apr 14, 2024Observed: 9.96 ft at 6:45AM Apr 14, 2024Observed: 9.96 ft at 7:00AM Apr 14, 2024Observed: 9.95 ft at 7:15AM Apr 14, 2024Observed: 9.95 ft at 7:30AM Apr 14, 2024Observed: 9.94 ft at 7:45AM Apr 14, 2024Observed: 9.94 ft at 8:00AM Apr 14, 2024Observed: 9.94 ft at 8:15AM Apr 14, 2024Observed: 9.93 ft at 8:30AM Apr 14, 2024Observed: 9.92 ft at 8:45AM Apr 14, 2024Observed: 9.92 ft at 9:00AM Apr 14, 2024Observed: 9.92 ft at 9:15AM Apr 14, 2024Observed: 9.91 ft at 9:30AM Apr 14, 2024Observed: 9.9 ft at 9:45AM Apr 14, 2024Observed: 9.89 ft at 10:00AM Apr 14, 2024Observed: 9.89 ft at 10:15AM Apr 14, 2024Observed: 9.89 ft at 10:30AM Apr 14, 2024Observed: 9.89 ft at 10:45AM Apr 14, 2024Observed: 9.88 ft at 11:00AM Apr 14, 2024Observed: 9.88 ft at 11:15AM Apr 14, 2024Observed: 9.88 ft at 11:30AM Apr 14, 2024Observed: 9.87 ft at 11:45AM Apr 14, 2024Observed: 9.87 ft at 12:00PM Apr 14, 2024Observed: 9.87 ft at 12:15PM Apr 14, 2024Observed: 9.87 ft at 12:30PM Apr 14, 2024Observed: 9.87 ft at 12:45PM Apr 14, 2024Observed: 9.87 ft at 1:00PM Apr 14, 2024Observed: 9.87 ft at 1:15PM Apr 14, 2024Observed: 9.87 ft at 1:30PM Apr 14, 2024Observed: 9.86 ft at 1:45PM Apr 14, 2024Observed: 9.86 ft at 2:00PM Apr 14, 2024Observed: 9.86 ft at 2:15PM Apr 14, 2024Observed: 9.85 ft at 2:30PM Apr 14, 2024Observed: 9.85 ft at 2:45PM Apr 14, 2024Observed: 9.86 ft at 3:00PM Apr 14, 2024Observed: 9.85 ft at 3:15PM Apr 14, 2024Observed: 9.85 ft at 3:30PM Apr 14, 2024Observed: 9.85 ft at 3:45PM Apr 14, 2024Observed: 9.85 ft at 4:00PM Apr 14, 2024Observed: 9.85 ft at 4:15PM Apr 14, 2024Observed: 9.86 ft at 4:30PM Apr 14, 2024Observed: 9.86 ft at 4:45PM Apr 14, 2024Observed: 9.85 ft at 5:00PM Apr 14, 2024Observed: 9.85 ft at 5:15PM Apr 14, 2024Observed: 9.86 ft at 5:30PM Apr 14, 2024Observed: 9.86 ft at 5:45PM Apr 14, 2024Observed: 9.86 ft at 6:00PM Apr 14, 2024Observed: 9.86 ft at 6:15PM Apr 14, 2024Observed: 9.86 ft at 6:30PM Apr 14, 2024Observed: 9.87 ft at 6:45PM Apr 14, 2024Observed: 9.86 ft at 7:00PM Apr 14, 2024Observed: 9.87 ft at 7:15PM Apr 14, 2024Observed: 9.87 ft at 7:30PM Apr 14, 2024Observed: 9.87 ft at 7:45PM Apr 14, 2024Observed: 9.88 ft at 8:00PM Apr 14, 2024Observed: 9.88 ft at 8:15PM Apr 14, 2024Observed: 9.88 ft at 8:30PM Apr 14, 2024Observed: 9.89 ft at 8:45PM Apr 14, 2024Observed: 9.9 ft at 9:00PM Apr 14, 2024Observed: 9.9 ft at 9:15PM Apr 14, 2024Observed: 9.91 ft at 9:30PM Apr 14, 2024Observed: 9.91 ft at 9:45PM Apr 14, 2024Observed: 9.92 ft at 10:00PM Apr 14, 2024Observed: 9.92 ft at 10:15PM Apr 14, 2024Observed: 9.93 ft at 10:30PM Apr 14, 2024Observed: 9.94 ft at 10:45PM Apr 14, 2024Observed: 9.94 ft at 11:00PM Apr 14, 2024Observed: 9.95 ft at 11:15PM Apr 14, 2024Observed: 10.01 ft at 1:30AM Apr 15, 2024Observed: 10.02 ft at 1:45AM Apr 15, 2024Observed: 10.02 ft at 2:00AM Apr 15, 2024Observed: 10.03 ft at 2:15AM Apr 15, 2024Observed: 10.04 ft at 2:30AM Apr 15, 2024Observed: 10.04 ft at 2:45AM Apr 15, 2024Observed: 10.04 ft at 3:00AM Apr 15, 2024Observed: 10.05 ft at 3:15AM Apr 15, 2024Observed: 10.06 ft at 3:30AM Apr 15, 2024Observed: 10.06 ft at 3:45AM Apr 15, 2024Observed: 10.07 ft at 4:00AM Apr 15, 2024Observed: 10.07 ft at 4:15AM Apr 15, 2024Observed: 10.08 ft at 4:30AM Apr 15, 2024Observed: 10.08 ft at 4:45AM Apr 15, 2024Observed: 10.08 ft at 5:00AM Apr 15, 2024Observed: 10.09 ft at 5:15AM Apr 15, 2024Observed: 10.1 ft at 5:30AM Apr 15, 2024Observed: 10.1 ft at 5:45AM Apr 15, 2024Observed: 10.1 ft at 6:00AM Apr 15, 2024Observed: 10.1 ft at 6:15AM Apr 15, 2024Observed: 10.1 ft at 6:30AM Apr 15, 2024Observed: 10.11 ft at 6:45AM Apr 15, 2024Observed: 10.11 ft at 7:00AM Apr 15, 2024Observed: 10.11 ft at 7:15AM Apr 15, 2024Observed: 10.11 ft at 7:30AM Apr 15, 2024Observed: 10.11 ft at 7:45AM Apr 15, 2024Observed: 10.11 ft at 8:00AM Apr 15, 2024Observed: 10.1 ft at 8:15AM Apr 15, 2024Observed: 10.11 ft at 8:30AM Apr 15, 2024Observed: 10.11 ft at 8:45AM Apr 15, 2024Observed: 10.11 ft at 9:00AM Apr 15, 2024Observed: 10.11 ft at 9:15AM Apr 15, 2024Observed: 10.11 ft at 9:30AM Apr 15, 2024Observed: 10.11 ft at 9:45AM Apr 15, 2024Observed: 10.09 ft at 10:00AM Apr 15, 2024Observed: 10.08 ft at 10:15AM Apr 15, 2024Observed: 10.09 ft at 10:30AM Apr 15, 2024Observed: 10.05 ft at 10:45AM Apr 15, 2024Observed: 10.08 ft at 11:00AM Apr 15, 2024Observed: 10.06 ft at 11:15AM Apr 15, 2024Observed: 10.04 ft at 11:30AM Apr 15, 2024Observed: 10.06 ft at 11:45AM Apr 15, 2024Observed: 10.05 ft at 12:00PM Apr 15, 2024Observed: 10.05 ft at 12:15PM Apr 15, 2024Observed: 10.05 ft at 12:30PM Apr 15, 2024Observed: 10.06 ft at 12:45PM Apr 15, 2024Observed: 10.02 ft at 1:00PM Apr 15, 2024Observed: 10.04 ft at 1:15PM Apr 15, 2024Observed: 10.01 ft at 1:30PM Apr 15, 2024Observed: 10.02 ft at 1:45PM Apr 15, 2024Observed: 10 ft at 2:00PM Apr 15, 2024Observed: 10.02 ft at 2:15PM Apr 15, 2024Observed: 10.04 ft at 2:30PM Apr 15, 2024Observed: 10.01 ft at 2:45PM Apr 15, 2024Observed: 10 ft at 3:00PM Apr 15, 2024Observed: 10.01 ft at 3:15PM Apr 15, 2024Observed: 10 ft at 3:30PM Apr 15, 2024Observed: 10 ft at 3:45PM Apr 15, 2024Observed: 9.99 ft at 4:00PM Apr 15, 2024Observed: 9.99 ft at 4:15PM Apr 15, 2024Observed: 10.02 ft at 4:30PM Apr 15, 2024Observed: 9.97 ft at 4:45PM Apr 15, 2024Observed: 9.99 ft at 5:00PM Apr 15, 2024Observed: 9.99 ft at 5:15PM Apr 15, 2024Observed: 9.96 ft at 5:30PM Apr 15, 2024Observed: 9.97 ft at 5:45PM Apr 15, 2024Observed: 9.96 ft at 6:00PM Apr 15, 2024Observed: 9.98 ft at 6:15PM Apr 15, 2024Observed: 9.96 ft at 6:30PM Apr 15, 2024Observed: 9.96 ft at 6:45PM Apr 15, 2024Observed: 10 ft at 7:00PM Apr 15, 2024Observed: 9.99 ft at 7:15PM Apr 15, 2024Observed: 9.98 ft at 7:30PM Apr 15, 2024Observed: 9.99 ft at 7:45PM Apr 15, 2024Observed: 9.98 ft at 8:00PM Apr 15, 2024Observed: 9.99 ft at 8:15PM Apr 15, 2024Observed: 9.96 ft at 8:30PM Apr 15, 2024Observed: 9.96 ft at 8:45PM Apr 15, 2024Observed: 9.93 ft at 9:00PM Apr 15, 2024Observed: 9.96 ft at 9:15PM Apr 15, 2024Observed: 9.93 ft at 9:30PM Apr 15, 2024Observed: 9.92 ft at 9:45PM Apr 15, 2024Observed: 9.97 ft at 10:00PM Apr 15, 2024Observed: 9.91 ft at 10:15PM Apr 15, 2024Observed: 9.9 ft at 10:30PM Apr 15, 2024Observed: 9.91 ft at 10:45PM Apr 15, 2024Observed: 9.93 ft at 11:00PM Apr 15, 2024Observed: 9.91 ft at 11:15PM Apr 15, 2024Observed: 9.9 ft at 11:30PM Apr 15, 2024Observed: 9.91 ft at 11:45PM Apr 15, 2024Observed: 9.91 ft at 12:00AM Apr 16, 2024Observed: 9.91 ft at 12:15AM Apr 16, 2024Observed: 9.9 ft at 12:30AM Apr 16, 2024Observed: 9.89 ft at 12:45AM Apr 16, 2024Observed: 9.87 ft at 1:00AM Apr 16, 2024Observed: 9.89 ft at 1:15AM Apr 16, 2024Observed: 9.88 ft at 1:30AM Apr 16, 2024Observed: 9.87 ft at 1:45AM Apr 16, 2024Observed: 9.87 ft at 2:00AM Apr 16, 2024Observed: 9.85 ft at 2:15AM Apr 16, 2024Observed: 9.87 ft at 2:30AM Apr 16, 2024Observed: 9.86 ft at 2:45AM Apr 16, 2024Observed: 9.82 ft at 3:00AM Apr 16, 2024Observed: 9.86 ft at 3:15AM Apr 16, 2024Observed: 9.87 ft at 3:30AM Apr 16, 2024Observed: 9.86 ft at 3:45AM Apr 16, 2024Observed: 9.85 ft at 4:00AM Apr 16, 2024Observed: 9.91 ft at 4:15AM Apr 16, 2024Observed: 9.87 ft at 4:30AM Apr 16, 2024Observed: 9.89 ft at 4:45AM Apr 16, 2024Observed: 9.82 ft at 5:00AM Apr 16, 2024Observed: 9.86 ft at 5:15AM Apr 16, 2024Observed: 9.88 ft at 5:30AM Apr 16, 2024Observed: 9.92 ft at 5:45AM Apr 16, 2024Observed: 9.92 ft at 6:00AM Apr 16, 2024Observed: 9.91 ft at 6:15AM Apr 16, 2024Observed: 9.9 ft at 7:30AM Apr 16, 2024Observed: 9.89 ft at 7:45AM Apr 16, 2024Observed: 9.9 ft at 8:00AM Apr 16, 2024Observed: 9.91 ft at 8:15AM Apr 16, 2024Observed: 9.89 ft at 8:30AM Apr 16, 2024Observed: 9.89 ft at 8:45AM Apr 16, 2024Observed: 9.91 ft at 9:00AM Apr 16, 2024Observed: 9.92 ft at 9:15AM Apr 16, 2024Observed: 9.91 ft at 9:30AM Apr 16, 2024Observed: 9.92 ft at 9:45AM Apr 16, 2024Observed: 9.93 ft at 10:00AM Apr 16, 2024Observed: 9.93 ft at 10:15AM Apr 16, 2024Observed: 9.93 ft at 10:30AM Apr 16, 2024Observed: 9.94 ft at 10:45AM Apr 16, 2024Observed: 9.94 ft at 11:00AM Apr 16, 2024Observed: 9.94 ft at 11:15AM Apr 16, 2024Observed: 9.93 ft at 11:30AM Apr 16, 2024Observed: 9.93 ft at 11:45AM Apr 16, 2024Observed: 9.92 ft at 12:00PM Apr 16, 2024Observed: 9.91 ft at 12:15PM Apr 16, 2024Observed: 9.9 ft at 12:30PM Apr 16, 2024Observed: 9.9 ft at 12:45PM Apr 16, 2024Observed: 9.89 ft at 1:00PM Apr 16, 2024Observed: 9.88 ft at 1:15PM Apr 16, 2024Observed: 9.84 ft at 1:30PM Apr 16, 2024Observed: 9.83 ft at 1:45PM Apr 16, 2024Observed: 9.83 ft at 2:00PM Apr 16, 2024Observed: 9.82 ft at 2:15PM Apr 16, 2024Observed: 9.8 ft at 2:30PM Apr 16, 2024Observed: 9.84 ft at 2:45PM Apr 16, 2024Observed: 9.82 ft at 3:00PM Apr 16, 2024Observed: 9.83 ft at 3:15PM Apr 16, 2024Observed: 9.81 ft at 3:30PM Apr 16, 2024Observed: 9.82 ft at 3:45PM Apr 16, 2024Observed: 9.82 ft at 4:00PM Apr 16, 2024Observed: 9.81 ft at 4:15PM Apr 16, 2024Observed: 9.79 ft at 4:30PM Apr 16, 2024Observed: 9.77 ft at 4:45PM Apr 16, 2024Observed: 9.79 ft at 5:00PM Apr 16, 2024Observed: 9.78 ft at 5:15PM Apr 16, 2024USGS--Water Resources of the United StatesOACS2(plotting HGIRG) Graph Created (5:54PM Apr 16, 2024)ObservedLatest observed value: 9.78 ft at 5:15 PM CDT 16-Apr-2024. Flood Stage is 15 ft
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About this graph
Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
Datum: NAVD88
Metadata
NOTE: River forecasts for this location take into account past and future precipitation. The stages/flows that will occur may be different if future rainfall is different than forecast.

NOTE: Forecasts for the White River (NE-SD) near Oacoma are issued as needed during times of high water, but are not routinely available.

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Upstream Gauge - near White River Upstream Gauge
Flood Categories (in feet)
Major Flood Stage: 25
Moderate Flood Stage: 20
Flood Stage: 15
Action Stage: 13
Low Stage (in feet): -9999

Historic Crests
(1) 25.02 ft on 03/16/2011
(2) 24.87 ft on 03/19/2019
(3) 24.70 ft on 03/04/1994
(4) 24.44 ft on 03/15/2001
(5) 23.84 ft on 02/20/1997
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 14.78 ft on 06/12/2023
(2) 11.64 ft on 10/16/2021
(3) 11.53 ft on 03/22/2021
(4) 12.46 ft on 05/19/2020
(5) 17.02 ft on 03/02/2020
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
31 Water reaches Highway 47.
25 Major Flood Stage. Extensive flooding along the White River with inundation of structures and roads.
23 Moderate flooding along the south bank of the White River. Flooding of agricultural land downstream from the bridge along the north bank of the river.
22 Water reaches the bottom of the Highway 47 bridge.
20 Moderate Flood Stage. Some inundation of outbuildings, structures and roads near the White River are possible.
17.5 Minor flooding of agricultural land along the entire south bank of the White River upstream and downstream from the highway bridge.
16.5 Minor flooding of agricultural land along the White River continues.
15 Flood Stage. Minor flooding along the river. The water is in the trees along the river on the right bank.
Photos
(1) Residence near the White River at Oacoma river gage
(2) downstream view from the bridge
(3) looking downstream from the highway bridge
(4) radar gage and wire weight gage
(5) White River near Oacoma river gage
(6) Another upstream view from the Highway 47 bridge September 2022
(7) Looking upstream September 2022
(8) Looking upstream
(9) Looking upstream - left bank
(10) Looking downstream - left bank
(11) Looking downstream - right bank
(12) Another view downstream
About This Location Collapse

Latitude: 43.748327° N, Longitude: 99.556495° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 15 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 1378.4 1393.4 Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 Not Available Not Available 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:
Additional Information Collapse
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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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