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Hydrograph River at a Glance Download
Iowa River at Oakville Stage (ft)Flow (kcfs)Highest Observation: 2.02 ft at 2:15PM Jul 28, 2021Observed: 2 ft at 2:30PM Jul 28, 2021Highest Observation: 2.02 ft at 2:45PM Jul 28, 2021Observed: 2.01 ft at 3:00PM Jul 28, 2021Observed: 2.01 ft at 3:15PM Jul 28, 2021Observed: 2.01 ft at 3:30PM Jul 28, 2021Observed: 2 ft at 3:45PM Jul 28, 2021Observed: 2 ft at 4:00PM Jul 28, 2021Observed: 2 ft at 4:15PM Jul 28, 2021Observed: 2.01 ft at 4:30PM Jul 28, 2021Observed: 2 ft at 4:45PM Jul 28, 2021Observed: 2 ft at 5:00PM Jul 28, 2021Observed: 2 ft at 5:15PM Jul 28, 2021Observed: 2 ft at 5:30PM Jul 28, 2021Observed: 1.99 ft at 5:45PM Jul 28, 2021Observed: 1.99 ft at 6:00PM Jul 28, 2021Observed: 2 ft at 6:15PM Jul 28, 2021Observed: 2 ft at 6:30PM Jul 28, 2021Observed: 2 ft at 6:45PM Jul 28, 2021Observed: 2 ft at 7:00PM Jul 28, 2021Observed: 1.99 ft at 7:15PM Jul 28, 2021Observed: 1.99 ft at 7:30PM Jul 28, 2021Observed: 1.99 ft at 7:45PM Jul 28, 2021Observed: 1.99 ft at 8:00PM Jul 28, 2021Observed: 1.99 ft at 8:15PM Jul 28, 2021Observed: 1.99 ft at 8:30PM Jul 28, 2021Observed: 1.99 ft at 8:45PM Jul 28, 2021Observed: 1.98 ft at 9:00PM Jul 28, 2021Observed: 1.98 ft at 9:15PM Jul 28, 2021Observed: 1.98 ft at 9:30PM Jul 28, 2021Observed: 1.98 ft at 9:45PM Jul 28, 2021Observed: 1.98 ft at 10:00PM Jul 28, 2021Observed: 1.98 ft at 10:15PM Jul 28, 2021Observed: 1.98 ft at 10:30PM Jul 28, 2021Observed: 1.97 ft at 10:45PM Jul 28, 2021Observed: 1.97 ft at 11:00PM Jul 28, 2021Observed: 1.97 ft at 11:15PM Jul 28, 2021Observed: 1.97 ft at 11:30PM Jul 28, 2021Observed: 1.97 ft at 11:45PM Jul 28, 2021Observed: 1.96 ft at 12:00AM Jul 29, 2021Observed: 1.96 ft at 12:15AM Jul 29, 2021Observed: 1.96 ft at 12:30AM Jul 29, 2021Observed: 1.95 ft at 12:45AM Jul 29, 2021Observed: 1.96 ft at 1:00AM Jul 29, 2021Observed: 1.95 ft at 1:15AM Jul 29, 2021Observed: 1.95 ft at 1:30AM Jul 29, 2021Observed: 1.94 ft at 1:45AM Jul 29, 2021Observed: 1.95 ft at 2:00AM Jul 29, 2021Observed: 1.94 ft at 2:15AM Jul 29, 2021Observed: 1.94 ft at 2:30AM Jul 29, 2021Observed: 1.94 ft at 2:45AM Jul 29, 2021Observed: 1.94 ft at 3:00AM Jul 29, 2021Observed: 1.93 ft at 3:15AM Jul 29, 2021Observed: 1.94 ft at 3:30AM Jul 29, 2021Observed: 1.93 ft at 3:45AM Jul 29, 2021Observed: 1.93 ft at 4:00AM Jul 29, 2021Observed: 1.93 ft at 4:15AM Jul 29, 2021Observed: 1.92 ft at 4:30AM Jul 29, 2021Observed: 1.92 ft at 4:45AM Jul 29, 2021Observed: 1.92 ft at 5:00AM Jul 29, 2021Observed: 1.92 ft at 5:15AM Jul 29, 2021Observed: 1.92 ft at 5:30AM Jul 29, 2021Observed: 1.91 ft at 5:45AM Jul 29, 2021Observed: 1.91 ft at 6:00AM Jul 29, 2021Observed: 1.91 ft at 6:15AM Jul 29, 2021Observed: 1.91 ft at 6:30AM Jul 29, 2021Observed: 1.91 ft at 6:45AM Jul 29, 2021Observed: 1.91 ft at 7:00AM Jul 29, 2021Observed: 1.9 ft at 7:15AM Jul 29, 2021Observed: 1.9 ft at 7:30AM Jul 29, 2021Observed: 1.9 ft at 7:45AM Jul 29, 2021Observed: 1.89 ft at 8:00AM Jul 29, 2021Observed: 1.9 ft at 8:15AM Jul 29, 2021Observed: 1.89 ft at 8:30AM Jul 29, 2021Observed: 1.9 ft at 8:45AM Jul 29, 2021Observed: 1.89 ft at 9:00AM Jul 29, 2021Observed: 1.89 ft at 9:15AM Jul 29, 2021Observed: 1.89 ft at 9:30AM Jul 29, 2021Observed: 1.88 ft at 9:45AM Jul 29, 2021Observed: 1.89 ft at 10:00AM Jul 29, 2021Observed: 1.88 ft at 10:15AM Jul 29, 2021Observed: 1.88 ft at 10:30AM Jul 29, 2021Observed: 1.88 ft at 10:45AM Jul 29, 2021Observed: 1.89 ft at 11:00AM Jul 29, 2021Observed: 1.89 ft at 11:15AM Jul 29, 2021Observed: 1.88 ft at 11:30AM Jul 29, 2021Observed: 1.88 ft at 11:45AM Jul 29, 2021Observed: 1.88 ft at 12:00PM Jul 29, 2021Observed: 1.88 ft at 12:15PM Jul 29, 2021Observed: 1.88 ft at 12:30PM Jul 29, 2021Observed: 1.88 ft at 12:45PM Jul 29, 2021Observed: 1.86 ft at 1:00PM Jul 29, 2021Observed: 1.87 ft at 1:15PM Jul 29, 2021Observed: 1.87 ft at 1:30PM Jul 29, 2021Observed: 1.87 ft at 1:45PM Jul 29, 2021Observed: 1.87 ft at 2:00PM Jul 29, 2021Observed: 1.87 ft at 2:15PM Jul 29, 2021Observed: 1.86 ft at 2:30PM Jul 29, 2021Observed: 1.86 ft at 2:45PM Jul 29, 2021Observed: 1.87 ft at 3:00PM Jul 29, 2021Observed: 1.86 ft at 3:15PM Jul 29, 2021Observed: 1.86 ft at 3:30PM Jul 29, 2021Observed: 1.87 ft at 3:45PM Jul 29, 2021Observed: 1.87 ft at 4:00PM Jul 29, 2021Observed: 1.86 ft at 4:15PM Jul 29, 2021Observed: 1.85 ft at 4:30PM Jul 29, 2021Observed: 1.85 ft at 4:45PM Jul 29, 2021Observed: 1.86 ft at 5:00PM Jul 29, 2021Observed: 1.86 ft at 5:15PM Jul 29, 2021Observed: 1.86 ft at 5:30PM Jul 29, 2021Observed: 1.85 ft at 5:45PM Jul 29, 2021Observed: 1.85 ft at 6:00PM Jul 29, 2021Observed: 1.86 ft at 6:15PM Jul 29, 2021Observed: 1.86 ft at 6:30PM Jul 29, 2021Observed: 1.85 ft at 6:45PM Jul 29, 2021Observed: 1.85 ft at 7:00PM Jul 29, 2021Observed: 1.85 ft at 7:15PM Jul 29, 2021Observed: 1.85 ft at 7:30PM Jul 29, 2021Observed: 1.84 ft at 7:45PM Jul 29, 2021Observed: 1.84 ft at 8:00PM Jul 29, 2021Observed: 1.84 ft at 8:15PM Jul 29, 2021Observed: 1.84 ft at 8:30PM Jul 29, 2021Observed: 1.84 ft at 8:45PM Jul 29, 2021Observed: 1.84 ft at 9:00PM Jul 29, 2021Observed: 1.84 ft at 9:15PM Jul 29, 2021Observed: 1.84 ft at 9:30PM Jul 29, 2021Observed: 1.84 ft at 9:45PM Jul 29, 2021Observed: 1.84 ft at 10:00PM Jul 29, 2021Observed: 1.84 ft at 10:15PM Jul 29, 2021Observed: 1.83 ft at 10:30PM Jul 29, 2021Observed: 1.83 ft at 10:45PM Jul 29, 2021Observed: 1.83 ft at 11:00PM Jul 29, 2021Observed: 1.83 ft at 11:15PM Jul 29, 2021Observed: 1.83 ft at 11:30PM Jul 29, 2021Observed: 1.83 ft at 11:45PM Jul 29, 2021Observed: 1.83 ft at 12:00AM Jul 30, 2021Observed: 1.83 ft at 12:15AM Jul 30, 2021Observed: 1.83 ft at 12:30AM Jul 30, 2021Observed: 1.83 ft at 12:45AM Jul 30, 2021Observed: 1.83 ft at 1:00AM Jul 30, 2021Observed: 1.83 ft at 1:15AM Jul 30, 2021Observed: 1.83 ft at 1:30AM Jul 30, 2021Observed: 1.82 ft at 1:45AM Jul 30, 2021Observed: 1.82 ft at 2:00AM Jul 30, 2021Observed: 1.82 ft at 2:15AM Jul 30, 2021Observed: 1.82 ft at 2:30AM Jul 30, 2021Observed: 1.83 ft at 2:45AM Jul 30, 2021Observed: 1.82 ft at 3:00AM Jul 30, 2021Observed: 1.82 ft at 3:15AM Jul 30, 2021Observed: 1.82 ft at 3:30AM Jul 30, 2021Observed: 1.82 ft at 3:45AM Jul 30, 2021Observed: 1.82 ft at 4:00AM Jul 30, 2021Observed: 1.82 ft at 4:15AM Jul 30, 2021Observed: 1.82 ft at 4:30AM Jul 30, 2021Observed: 1.81 ft at 4:45AM Jul 30, 2021Observed: 1.82 ft at 5:00AM Jul 30, 2021Observed: 1.81 ft at 5:15AM Jul 30, 2021Observed: 1.81 ft at 5:30AM Jul 30, 2021Observed: 1.81 ft at 5:45AM Jul 30, 2021Observed: 1.81 ft at 6:00AM Jul 30, 2021Observed: 1.81 ft at 6:15AM Jul 30, 2021Observed: 1.81 ft at 6:30AM Jul 30, 2021Observed: 1.81 ft at 6:45AM Jul 30, 2021Observed: 1.8 ft at 7:00AM Jul 30, 2021Observed: 1.8 ft at 7:15AM Jul 30, 2021Observed: 1.8 ft at 7:30AM Jul 30, 2021Observed: 1.8 ft at 7:45AM Jul 30, 2021Observed: 1.78 ft at 8:00AM Jul 30, 2021Observed: 1.8 ft at 8:15AM Jul 30, 2021Observed: 1.77 ft at 8:30AM Jul 30, 2021Observed: 1.79 ft at 8:45AM Jul 30, 2021Observed: 1.8 ft at 9:00AM Jul 30, 2021Observed: 1.8 ft at 9:15AM Jul 30, 2021Observed: 1.8 ft at 9:30AM Jul 30, 2021Observed: 1.8 ft at 9:45AM Jul 30, 2021Observed: 1.79 ft at 10:00AM Jul 30, 2021Observed: 1.8 ft at 10:15AM Jul 30, 2021Observed: 1.79 ft at 10:30AM Jul 30, 2021Observed: 1.79 ft at 10:45AM Jul 30, 2021Observed: 1.79 ft at 11:00AM Jul 30, 2021Observed: 1.79 ft at 11:15AM Jul 30, 2021Observed: 1.79 ft at 11:30AM Jul 30, 2021Observed: 1.78 ft at 11:45AM Jul 30, 2021Observed: 1.79 ft at 12:00PM Jul 30, 2021Observed: 1.79 ft at 12:15PM Jul 30, 2021Observed: 1.78 ft at 12:30PM Jul 30, 2021Observed: 1.79 ft at 12:45PM Jul 30, 2021Observed: 1.79 ft at 1:00PM Jul 30, 2021Observed: 1.78 ft at 1:15PM Jul 30, 2021Observed: 1.78 ft at 1:30PM Jul 30, 2021Observed: 1.78 ft at 1:45PM Jul 30, 2021Observed: 1.78 ft at 2:00PM Jul 30, 2021Observed: 1.77 ft at 2:15PM Jul 30, 2021Observed: 1.78 ft at 2:30PM Jul 30, 2021Observed: 1.78 ft at 2:45PM Jul 30, 2021Observed: 1.77 ft at 3:00PM Jul 30, 2021Observed: 1.77 ft at 3:15PM Jul 30, 2021Observed: 1.77 ft at 3:30PM Jul 30, 2021Observed: 1.77 ft at 3:45PM Jul 30, 2021Observed: 1.77 ft at 4:00PM Jul 30, 2021Observed: 1.77 ft at 4:15PM Jul 30, 2021Observed: 1.77 ft at 4:30PM Jul 30, 2021Observed: 1.77 ft at 4:45PM Jul 30, 2021Observed: 1.77 ft at 5:00PM Jul 30, 2021Observed: 1.77 ft at 5:15PM Jul 30, 2021Observed: 1.77 ft at 5:30PM Jul 30, 2021Observed: 1.77 ft at 5:45PM Jul 30, 2021Observed: 1.76 ft at 6:00PM Jul 30, 2021Observed: 1.76 ft at 6:15PM Jul 30, 2021Observed: 1.76 ft at 6:30PM Jul 30, 2021Observed: 1.77 ft at 6:45PM Jul 30, 2021Observed: 1.76 ft at 7:00PM Jul 30, 2021Observed: 1.76 ft at 7:15PM Jul 30, 2021Observed: 1.76 ft at 7:30PM Jul 30, 2021Observed: 1.76 ft at 7:45PM Jul 30, 2021Observed: 1.76 ft at 8:00PM Jul 30, 2021Observed: 1.76 ft at 8:15PM Jul 30, 2021Observed: 1.76 ft at 8:30PM Jul 30, 2021Observed: 1.75 ft at 8:45PM Jul 30, 2021Observed: 1.75 ft at 9:00PM Jul 30, 2021Observed: 1.75 ft at 9:15PM Jul 30, 2021Observed: 1.75 ft at 9:30PM Jul 30, 2021Observed: 1.75 ft at 9:45PM Jul 30, 2021Observed: 1.75 ft at 10:00PM Jul 30, 2021Observed: 1.75 ft at 10:15PM Jul 30, 2021Observed: 1.75 ft at 10:30PM Jul 30, 2021Observed: 1.75 ft at 10:45PM Jul 30, 2021Observed: 1.75 ft at 11:00PM Jul 30, 2021Observed: 1.75 ft at 11:15PM Jul 30, 2021Observed: 1.75 ft at 11:30PM Jul 30, 2021Observed: 1.75 ft at 11:45PM Jul 30, 2021Observed: 1.74 ft at 12:00AM Jul 31, 2021Observed: 1.74 ft at 12:15AM Jul 31, 2021Observed: 1.75 ft at 12:30AM Jul 31, 2021Observed: 1.74 ft at 12:45AM Jul 31, 2021Observed: 1.74 ft at 1:00AM Jul 31, 2021Observed: 1.73 ft at 1:15AM Jul 31, 2021Observed: 1.74 ft at 1:30AM Jul 31, 2021Observed: 1.73 ft at 1:45AM Jul 31, 2021Observed: 1.73 ft at 2:00AM Jul 31, 2021Observed: 1.73 ft at 2:15AM Jul 31, 2021Observed: 1.73 ft at 2:30AM Jul 31, 2021Observed: 1.72 ft at 2:45AM Jul 31, 2021Observed: 1.72 ft at 3:00AM Jul 31, 2021Observed: 1.71 ft at 3:15AM Jul 31, 2021Observed: 1.72 ft at 3:30AM Jul 31, 2021Observed: 1.73 ft at 3:45AM Jul 31, 2021Observed: 1.72 ft at 4:00AM Jul 31, 2021Observed: 1.72 ft at 4:15AM Jul 31, 2021Observed: 1.72 ft at 4:30AM Jul 31, 2021Observed: 1.72 ft at 4:45AM Jul 31, 2021Observed: 1.72 ft at 5:00AM Jul 31, 2021Observed: 1.72 ft at 5:15AM Jul 31, 2021Observed: 1.71 ft at 5:30AM Jul 31, 2021Observed: 1.73 ft at 5:45AM Jul 31, 2021Observed: 1.71 ft at 6:00AM Jul 31, 2021Observed: 1.71 ft at 6:15AM Jul 31, 2021Observed: 1.71 ft at 6:30AM Jul 31, 2021Observed: 1.71 ft at 6:45AM Jul 31, 2021Observed: 1.71 ft at 7:00AM Jul 31, 2021Observed: 1.71 ft at 7:15AM Jul 31, 2021Observed: 1.71 ft at 7:30AM Jul 31, 2021Observed: 1.71 ft at 7:45AM Jul 31, 2021Observed: 1.7 ft at 8:00AM Jul 31, 2021Observed: 1.71 ft at 8:15AM Jul 31, 2021Observed: 1.71 ft at 8:30AM Jul 31, 2021Observed: 1.71 ft at 8:45AM Jul 31, 2021Observed: 1.71 ft at 9:00AM Jul 31, 2021Observed: 1.71 ft at 9:15AM Jul 31, 2021Observed: 1.71 ft at 9:30AM Jul 31, 2021Observed: 1.71 ft at 9:45AM Jul 31, 2021Observed: 1.71 ft at 10:00AM Jul 31, 2021Observed: 1.71 ft at 10:15AM Jul 31, 2021Observed: 1.71 ft at 10:30AM Jul 31, 2021Observed: 1.71 ft at 10:45AM Jul 31, 2021Observed: 1.7 ft at 11:00AM Jul 31, 2021Observed: 1.7 ft at 11:15AM Jul 31, 2021Observed: 1.7 ft at 11:30AM Jul 31, 2021Observed: 1.7 ft at 11:45AM Jul 31, 2021Observed: 1.7 ft at 12:00PM Jul 31, 2021Observed: 1.7 ft at 12:15PM Jul 31, 2021Observed: 1.7 ft at 12:30PM Jul 31, 2021Observed: 1.7 ft at 12:45PM Jul 31, 2021Observed: 1.7 ft at 1:00PM Jul 31, 2021USGS--Water Resources of the United StatesOKVI4(plotting HGIRG) Graph Created (1:33PM Jul 31, 2021)ObservedLatest observed value: 1.7 ft at 1:00 PM CDT 31-Jul-2021. Flood Stage is 11 ft
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About this graph
Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
Datum: NGVD29
Metadata
NOTE: River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time.

NOTE: Forecasts for the Iowa River at Oakville are issued routinely during the warm season, and as needed at other times of the year.

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Upstream Gauge - at Wapello Upstream Gauge
Flood Categories (in feet)
Major Flood Stage: 20
Moderate Flood Stage: 15
Flood Stage: 11
Action Stage: 8
Low Stage (in feet): -9999

Historic Crests
(1) 23.22 ft on 06/14/2008
(2) 19.22 ft on 07/04/2014
(3) 17.57 ft on 06/01/2019
(4) 17.26 ft on 04/20/2013
(5) 17.26 ft on 05/31/2019
(6) 16.27 ft on 09/30/2016
(7) 15.13 ft on 09/09/2018
(8) 13.90 ft on 02/18/2011
(9) 13.70 ft on 06/29/2020
(10) 13.61 ft on 03/20/2010
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 13.70 ft on 06/29/2020
(2) 17.57 ft on 06/01/2019
(3) 17.26 ft on 05/31/2019
(4) 15.13 ft on 09/09/2018
(5) 9.74 ft on 04/07/2017
(6) 16.27 ft on 09/30/2016
(7) 10.64 ft on 06/17/2015
(8) 11.05 ft on 03/11/2015
(9) 19.22 ft on 07/04/2014
(10) 17.26 ft on 04/20/2013
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:16
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
20 Major Flood Stage. Water nears the top of the levee in Oakville.
15 Moderate Flood Stage. Water affects the south approach to the Iowa Highway 99 bridge near Oakville.
12 Flooding of agricultural land is ongoing. Several county roads are under water and closed.
11.5 River Road is under water and the water is a few feet up onto the levee.
11 Flood Stage. Flood waters begin to impact agricultural land.
10 Low lying areas begin taking on water.
About This Location Collapse

Latitude: 41.103056° N, Longitude: 91.063611° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 11 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 N/A N/A Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 535.64 545.64 Older USGS topographic maps, NGVD29 benchmarks
MSL N/A N/A Older USGS topographic maps, MSL benchmarks
Other N/A N/A  

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
Quad Cities Weather Forecast Office
9040 N Harrison Street
Davenport, IA 52806-7326
(563) 386-3976
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Page last modified: 2-Nov-2020 7:29 PM
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