Skip Navigation Link weather.gov  
NOAA logo - Click to go to the NOAA homepage National Weather Service NWS logo - Click to go to the NWS homepage
Advanced Hydrologic Prediction Service
Image background of Navigation bar Left
Bookmark and Share Navigation Bar End Cap

  
 
Hydrograph River at a Glance Download
Rock River near Joslin Stage (ft)Flow (kcfs)Observed: 10.09 ft at 2:30AM Jul 01, 2015Highest Observation: 10.12 ft at 2:45AM Jul 01, 2015Observed: 10.1 ft at 3:00AM Jul 01, 2015Highest Observation: 10.12 ft at 3:15AM Jul 01, 2015Observed: 10.1 ft at 3:30AM Jul 01, 2015Observed: 10.09 ft at 3:45AM Jul 01, 2015Observed: 10.1 ft at 4:00AM Jul 01, 2015Observed: 10.09 ft at 4:15AM Jul 01, 2015Observed: 10.09 ft at 4:30AM Jul 01, 2015Observed: 10.09 ft at 4:45AM Jul 01, 2015Observed: 10.09 ft at 5:00AM Jul 01, 2015Observed: 10.08 ft at 5:15AM Jul 01, 2015Observed: 10.07 ft at 5:30AM Jul 01, 2015Observed: 10.09 ft at 5:45AM Jul 01, 2015Observed: 10.07 ft at 6:00AM Jul 01, 2015Observed: 10.08 ft at 6:15AM Jul 01, 2015Observed: 10.08 ft at 6:30AM Jul 01, 2015Observed: 10.09 ft at 6:45AM Jul 01, 2015Observed: 10.08 ft at 7:00AM Jul 01, 2015Observed: 10.08 ft at 7:15AM Jul 01, 2015Observed: 10.06 ft at 7:30AM Jul 01, 2015Observed: 10.08 ft at 7:45AM Jul 01, 2015Observed: 10.06 ft at 8:00AM Jul 01, 2015Observed: 10.08 ft at 8:15AM Jul 01, 2015Observed: 10.09 ft at 8:30AM Jul 01, 2015Observed: 10.09 ft at 8:45AM Jul 01, 2015Observed: 10.07 ft at 9:00AM Jul 01, 2015Observed: 10.07 ft at 9:15AM Jul 01, 2015Observed: 10.08 ft at 9:30AM Jul 01, 2015Observed: 10.07 ft at 9:45AM Jul 01, 2015Observed: 10.06 ft at 10:00AM Jul 01, 2015Observed: 10.08 ft at 10:15AM Jul 01, 2015Observed: 10.08 ft at 10:30AM Jul 01, 2015Observed: 10.07 ft at 10:45AM Jul 01, 2015Observed: 10.07 ft at 11:00AM Jul 01, 2015Observed: 10.04 ft at 11:15AM Jul 01, 2015Observed: 10.07 ft at 11:30AM Jul 01, 2015Observed: 10.06 ft at 11:45AM Jul 01, 2015Observed: 10.05 ft at 12:00PM Jul 01, 2015Observed: 10.05 ft at 12:15PM Jul 01, 2015Observed: 10.04 ft at 12:30PM Jul 01, 2015Observed: 10.03 ft at 12:45PM Jul 01, 2015Observed: 10.05 ft at 1:00PM Jul 01, 2015Observed: 10.02 ft at 1:15PM Jul 01, 2015Observed: 10.04 ft at 1:30PM Jul 01, 2015Observed: 10.01 ft at 1:45PM Jul 01, 2015Observed: 10 ft at 2:00PM Jul 01, 2015Observed: 10.02 ft at 2:15PM Jul 01, 2015Observed: 10.02 ft at 2:30PM Jul 01, 2015Observed: 10.01 ft at 2:45PM Jul 01, 2015Observed: 10 ft at 3:00PM Jul 01, 2015Observed: 9.99 ft at 3:15PM Jul 01, 2015Observed: 9.98 ft at 3:30PM Jul 01, 2015Observed: 9.98 ft at 3:45PM Jul 01, 2015Observed: 9.98 ft at 4:00PM Jul 01, 2015Observed: 9.98 ft at 4:15PM Jul 01, 2015Observed: 9.97 ft at 4:30PM Jul 01, 2015Observed: 9.97 ft at 4:45PM Jul 01, 2015Observed: 9.94 ft at 5:00PM Jul 01, 2015Observed: 9.93 ft at 5:15PM Jul 01, 2015Observed: 9.93 ft at 5:30PM Jul 01, 2015Observed: 9.93 ft at 5:45PM Jul 01, 2015Observed: 9.95 ft at 6:00PM Jul 01, 2015Observed: 9.93 ft at 6:15PM Jul 01, 2015Observed: 9.92 ft at 6:30PM Jul 01, 2015Observed: 9.92 ft at 6:45PM Jul 01, 2015Observed: 9.91 ft at 7:00PM Jul 01, 2015Observed: 9.9 ft at 7:15PM Jul 01, 2015Observed: 9.91 ft at 7:30PM Jul 01, 2015Observed: 9.88 ft at 7:45PM Jul 01, 2015Observed: 9.88 ft at 8:00PM Jul 01, 2015Observed: 9.87 ft at 8:15PM Jul 01, 2015Observed: 9.87 ft at 8:30PM Jul 01, 2015Observed: 9.85 ft at 8:45PM Jul 01, 2015Observed: 9.83 ft at 9:00PM Jul 01, 2015Observed: 9.84 ft at 9:15PM Jul 01, 2015Observed: 9.81 ft at 9:30PM Jul 01, 2015Observed: 9.82 ft at 9:45PM Jul 01, 2015Observed: 9.81 ft at 10:00PM Jul 01, 2015Observed: 9.82 ft at 10:15PM Jul 01, 2015Observed: 9.8 ft at 10:30PM Jul 01, 2015Observed: 9.78 ft at 10:45PM Jul 01, 2015Observed: 9.78 ft at 11:00PM Jul 01, 2015Observed: 9.75 ft at 11:15PM Jul 01, 2015Observed: 9.76 ft at 11:30PM Jul 01, 2015Observed: 9.76 ft at 11:45PM Jul 01, 2015Observed: 9.75 ft at 12:00AM Jul 02, 2015Observed: 9.75 ft at 12:15AM Jul 02, 2015Observed: 9.72 ft at 12:30AM Jul 02, 2015Observed: 9.74 ft at 12:45AM Jul 02, 2015Observed: 9.74 ft at 1:00AM Jul 02, 2015Observed: 9.73 ft at 1:15AM Jul 02, 2015Observed: 9.69 ft at 1:30AM Jul 02, 2015Observed: 9.71 ft at 1:45AM Jul 02, 2015Observed: 9.72 ft at 2:00AM Jul 02, 2015Observed: 9.69 ft at 2:15AM Jul 02, 2015Observed: 9.69 ft at 2:30AM Jul 02, 2015Observed: 9.68 ft at 2:45AM Jul 02, 2015Observed: 9.66 ft at 3:00AM Jul 02, 2015Observed: 9.67 ft at 3:15AM Jul 02, 2015Observed: 9.67 ft at 3:30AM Jul 02, 2015Observed: 9.65 ft at 3:45AM Jul 02, 2015Observed: 9.65 ft at 4:00AM Jul 02, 2015Observed: 9.61 ft at 4:15AM Jul 02, 2015Observed: 9.63 ft at 4:30AM Jul 02, 2015Observed: 9.63 ft at 4:45AM Jul 02, 2015Observed: 9.63 ft at 5:00AM Jul 02, 2015Observed: 9.6 ft at 5:15AM Jul 02, 2015Observed: 9.61 ft at 5:30AM Jul 02, 2015Observed: 9.6 ft at 5:45AM Jul 02, 2015Observed: 9.59 ft at 6:00AM Jul 02, 2015Observed: 9.58 ft at 6:15AM Jul 02, 2015Observed: 9.58 ft at 6:30AM Jul 02, 2015Observed: 9.56 ft at 6:45AM Jul 02, 2015Observed: 9.56 ft at 7:00AM Jul 02, 2015Observed: 9.57 ft at 7:15AM Jul 02, 2015Observed: 9.56 ft at 7:30AM Jul 02, 2015Observed: 9.58 ft at 7:45AM Jul 02, 2015Observed: 9.56 ft at 8:00AM Jul 02, 2015Observed: 9.55 ft at 8:15AM Jul 02, 2015Observed: 9.54 ft at 8:30AM Jul 02, 2015Observed: 9.56 ft at 8:45AM Jul 02, 2015Observed: 9.56 ft at 9:00AM Jul 02, 2015Observed: 9.55 ft at 9:15AM Jul 02, 2015Observed: 9.55 ft at 9:30AM Jul 02, 2015Observed: 9.54 ft at 9:45AM Jul 02, 2015Observed: 9.53 ft at 10:00AM Jul 02, 2015Observed: 9.55 ft at 10:15AM Jul 02, 2015Observed: 9.55 ft at 10:30AM Jul 02, 2015Observed: 9.53 ft at 10:45AM Jul 02, 2015Observed: 9.54 ft at 11:00AM Jul 02, 2015Observed: 9.55 ft at 11:15AM Jul 02, 2015Observed: 9.55 ft at 11:30AM Jul 02, 2015Observed: 9.51 ft at 11:45AM Jul 02, 2015Observed: 9.5 ft at 12:00PM Jul 02, 2015Observed: 9.51 ft at 12:15PM Jul 02, 2015Observed: 9.52 ft at 12:30PM Jul 02, 2015Observed: 9.51 ft at 12:45PM Jul 02, 2015Observed: 9.51 ft at 1:00PM Jul 02, 2015Observed: 9.5 ft at 1:15PM Jul 02, 2015Observed: 9.49 ft at 1:30PM Jul 02, 2015Observed: 9.48 ft at 1:45PM Jul 02, 2015Observed: 9.45 ft at 2:00PM Jul 02, 2015Observed: 9.45 ft at 2:15PM Jul 02, 2015Observed: 9.48 ft at 2:30PM Jul 02, 2015Observed: 9.47 ft at 2:45PM Jul 02, 2015Observed: 9.48 ft at 3:00PM Jul 02, 2015Observed: 9.49 ft at 3:15PM Jul 02, 2015Observed: 9.46 ft at 3:30PM Jul 02, 2015Observed: 9.47 ft at 3:45PM Jul 02, 2015Observed: 9.46 ft at 4:00PM Jul 02, 2015Observed: 9.46 ft at 4:15PM Jul 02, 2015Observed: 9.44 ft at 4:30PM Jul 02, 2015Observed: 9.44 ft at 4:45PM Jul 02, 2015Observed: 9.42 ft at 5:00PM Jul 02, 2015Observed: 9.41 ft at 5:15PM Jul 02, 2015Observed: 9.41 ft at 5:30PM Jul 02, 2015Observed: 9.39 ft at 5:45PM Jul 02, 2015Observed: 9.39 ft at 6:00PM Jul 02, 2015Observed: 9.39 ft at 6:15PM Jul 02, 2015Observed: 9.39 ft at 6:30PM Jul 02, 2015Observed: 9.36 ft at 6:45PM Jul 02, 2015Observed: 9.36 ft at 7:00PM Jul 02, 2015Observed: 9.37 ft at 7:15PM Jul 02, 2015Observed: 9.33 ft at 7:30PM Jul 02, 2015Observed: 9.32 ft at 7:45PM Jul 02, 2015Observed: 9.29 ft at 8:00PM Jul 02, 2015Observed: 9.31 ft at 8:15PM Jul 02, 2015Observed: 9.29 ft at 8:30PM Jul 02, 2015Observed: 9.27 ft at 8:45PM Jul 02, 2015Observed: 9.24 ft at 9:00PM Jul 02, 2015Observed: 9.22 ft at 9:15PM Jul 02, 2015Observed: 9.21 ft at 9:30PM Jul 02, 2015Observed: 9.21 ft at 9:45PM Jul 02, 2015Observed: 9.18 ft at 10:00PM Jul 02, 2015Observed: 9.16 ft at 10:15PM Jul 02, 2015Observed: 9.15 ft at 10:30PM Jul 02, 2015Observed: 9.14 ft at 10:45PM Jul 02, 2015Observed: 9.11 ft at 11:00PM Jul 02, 2015Observed: 9.1 ft at 11:15PM Jul 02, 2015Observed: 9.07 ft at 11:30PM Jul 02, 2015Observed: 9.05 ft at 11:45PM Jul 02, 2015Observed: 9.02 ft at 12:00AM Jul 03, 2015Observed: 9 ft at 12:15AM Jul 03, 2015Observed: 9 ft at 12:30AM Jul 03, 2015Observed: 8.98 ft at 12:45AM Jul 03, 2015Observed: 8.97 ft at 1:00AM Jul 03, 2015Observed: 8.97 ft at 1:15AM Jul 03, 2015Observed: 8.92 ft at 1:30AM Jul 03, 2015Observed: 8.93 ft at 1:45AM Jul 03, 2015Observed: 8.9 ft at 2:00AM Jul 03, 2015Observed: 8.9 ft at 2:15AM Jul 03, 2015Observed: 8.86 ft at 2:30AM Jul 03, 2015Observed: 8.82 ft at 2:45AM Jul 03, 2015Observed: 8.82 ft at 3:00AM Jul 03, 2015Observed: 8.84 ft at 3:15AM Jul 03, 2015Observed: 8.81 ft at 3:30AM Jul 03, 2015Observed: 8.81 ft at 3:45AM Jul 03, 2015Observed: 8.78 ft at 4:00AM Jul 03, 2015Observed: 8.77 ft at 4:15AM Jul 03, 2015Observed: 8.75 ft at 4:30AM Jul 03, 2015Observed: 8.76 ft at 4:45AM Jul 03, 2015Observed: 8.75 ft at 5:00AM Jul 03, 2015Observed: 8.74 ft at 5:15AM Jul 03, 2015Observed: 8.74 ft at 5:30AM Jul 03, 2015Observed: 8.73 ft at 5:45AM Jul 03, 2015Observed: 8.73 ft at 6:00AM Jul 03, 2015Observed: 8.72 ft at 6:15AM Jul 03, 2015Observed: 8.71 ft at 6:30AM Jul 03, 2015Observed: 8.73 ft at 6:45AM Jul 03, 2015Observed: 8.72 ft at 7:00AM Jul 03, 2015Observed: 8.71 ft at 7:15AM Jul 03, 2015Observed: 8.72 ft at 7:30AM Jul 03, 2015Observed: 8.7 ft at 7:45AM Jul 03, 2015Observed: 8.7 ft at 8:00AM Jul 03, 2015Observed: 8.69 ft at 8:15AM Jul 03, 2015Observed: 8.68 ft at 8:30AM Jul 03, 2015Observed: 8.65 ft at 8:45AM Jul 03, 2015Observed: 8.69 ft at 9:00AM Jul 03, 2015Observed: 8.66 ft at 9:15AM Jul 03, 2015Observed: 8.65 ft at 9:30AM Jul 03, 2015Observed: 8.64 ft at 9:45AM Jul 03, 2015Observed: 8.65 ft at 10:00AM Jul 03, 2015Observed: 8.66 ft at 10:15AM Jul 03, 2015Observed: 8.67 ft at 10:30AM Jul 03, 2015Observed: 8.67 ft at 10:45AM Jul 03, 2015Observed: 8.67 ft at 11:00AM Jul 03, 2015Observed: 8.67 ft at 11:15AM Jul 03, 2015Observed: 8.66 ft at 11:30AM Jul 03, 2015Observed: 8.65 ft at 11:45AM Jul 03, 2015Observed: 8.66 ft at 12:00PM Jul 03, 2015Observed: 8.64 ft at 12:15PM Jul 03, 2015Observed: 8.67 ft at 12:30PM Jul 03, 2015Observed: 8.64 ft at 12:45PM Jul 03, 2015Observed: 8.64 ft at 1:00PM Jul 03, 2015Observed: 8.64 ft at 1:15PM Jul 03, 2015Observed: 8.64 ft at 1:30PM Jul 03, 2015Observed: 8.64 ft at 1:45PM Jul 03, 2015Observed: 8.63 ft at 2:00PM Jul 03, 2015Observed: 8.66 ft at 2:15PM Jul 03, 2015Observed: 8.65 ft at 2:30PM Jul 03, 2015Observed: 8.65 ft at 2:45PM Jul 03, 2015Observed: 8.65 ft at 3:00PM Jul 03, 2015Observed: 8.64 ft at 3:15PM Jul 03, 2015Observed: 8.65 ft at 3:30PM Jul 03, 2015Observed: 8.63 ft at 3:45PM Jul 03, 2015Observed: 8.63 ft at 4:00PM Jul 03, 2015Observed: 8.63 ft at 4:15PM Jul 03, 2015Observed: 8.64 ft at 4:30PM Jul 03, 2015Observed: 8.61 ft at 4:45PM Jul 03, 2015Observed: 8.6 ft at 5:00PM Jul 03, 2015Observed: 8.63 ft at 5:15PM Jul 03, 2015Observed: 8.61 ft at 5:30PM Jul 03, 2015Observed: 8.63 ft at 5:45PM Jul 03, 2015Observed: 8.59 ft at 6:00PM Jul 03, 2015Observed: 8.6 ft at 6:15PM Jul 03, 2015Observed: 8.62 ft at 6:30PM Jul 03, 2015Observed: 8.62 ft at 6:45PM Jul 03, 2015Observed: 8.6 ft at 7:00PM Jul 03, 2015Observed: 8.61 ft at 7:15PM Jul 03, 2015Observed: 8.62 ft at 7:30PM Jul 03, 2015Observed: 8.6 ft at 7:45PM Jul 03, 2015Observed: 8.61 ft at 8:00PM Jul 03, 2015Observed: 8.6 ft at 8:15PM Jul 03, 2015Observed: 8.57 ft at 8:30PM Jul 03, 2015Observed: 8.56 ft at 8:45PM Jul 03, 2015Observed: 8.59 ft at 9:00PM Jul 03, 2015Observed: 8.57 ft at 9:15PM Jul 03, 2015Observed: 8.57 ft at 9:30PM Jul 03, 2015Observed: 8.56 ft at 9:45PM Jul 03, 2015Observed: 8.53 ft at 10:00PM Jul 03, 2015Observed: 8.57 ft at 10:15PM Jul 03, 2015Observed: 8.55 ft at 10:30PM Jul 03, 2015Observed: 8.56 ft at 10:45PM Jul 03, 2015Observed: 8.52 ft at 11:00PM Jul 03, 2015Observed: 8.56 ft at 11:15PM Jul 03, 2015Observed: 8.54 ft at 11:30PM Jul 03, 2015Observed: 8.54 ft at 11:45PM Jul 03, 2015Observed: 8.54 ft at 12:00AM Jul 04, 2015Observed: 8.51 ft at 12:15AM Jul 04, 2015Observed: 8.53 ft at 12:30AM Jul 04, 2015Observed: 8.51 ft at 12:45AM Jul 04, 2015Observed: 8.5 ft at 1:00AM Jul 04, 2015Observed: 8.49 ft at 1:15AM Jul 04, 2015Observed: 8.49 ft at 1:30AM Jul 04, 2015Highest Forecast: 8.3 ft 7:00AM Jul 04, 2015Highest Forecast: 8.3 ft 1:00PM Jul 04, 2015Forecast: 8.2 ft 7:00PM Jul 04, 2015Forecast: 8.1 ft 1:00AM Jul 05, 2015Forecast: 8 ft 7:00AM Jul 05, 2015Forecast: 7.9 ft 1:00PM Jul 05, 2015Forecast: 7.8 ft 7:00PM Jul 05, 2015Forecast: 7.7 ft 1:00AM Jul 06, 2015Forecast: 7.6 ft 7:00AM Jul 06, 2015Forecast: 7.6 ft 1:00PM Jul 06, 2015Forecast: 7.5 ft 7:00PM Jul 06, 2015Forecast: 7.4 ft 1:00AM Jul 07, 2015Forecast: 7.4 ft 7:00AM Jul 07, 2015Forecast: 7.3 ft 1:00PM Jul 07, 2015Forecast: 7.2 ft 7:00PM Jul 07, 2015Forecast: 7.2 ft 1:00AM Jul 08, 2015Forecast: 7.1 ft 7:00AM Jul 08, 2015Forecast: 7.1 ft 1:00PM Jul 08, 2015Forecast: 7 ft 7:00PM Jul 08, 2015Forecast: 7 ft 1:00AM Jul 09, 2015Forecast: 6.9 ft 7:00AM Jul 09, 2015Forecast: 6.9 ft 1:00PM Jul 09, 2015Forecast: 6.9 ft 7:00PM Jul 09, 2015Forecast: 6.8 ft 1:00AM Jul 10, 2015Forecast: 6.8 ft 7:00AM Jul 10, 2015U.S. Geological SurveyJOSI2(plotting HGIRG) Graph Created (2:17AM Jul 4, 2015)ObservedForecast (issued 12:10AM Jul 4)Latest observed value: 8.49 ft at 1:30 AM CDT 4-Jul-2015. Flood Stage is 12 ft
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
Datum: Not Available
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 Rock River near Joslin are issued routinely during the warm season, and as needed at other times of the year.

Return to Area Map
Upstream Gauge - at Como Upstream Gauge Downstream Gauge Downstream Gauge - at Moline
Flood Categories (in feet)
Major Flood Stage: 16.5
Moderate Flood Stage: 14
Flood Stage: 12
Action Stage: 11
Low Stage (in feet): 0

Historic Crests
(1) 19.24 ft on 06/07/2002
(2) 19.11 ft on 04/21/2013
(3) 18.88 ft on 02/23/1997
(4) 18.73 ft on 05/31/1996
(5) 18.55 ft on 06/16/2000
(6) 18.35 ft on 03/26/1993
(7) 18.02 ft on 02/27/2001
(8) 18.01 ft on 02/22/1994
(9) 17.81 ft on 03/22/1979
(10) 17.74 ft on 04/23/1973
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 14.11 ft on 07/03/2014 (P)
(2) 12.23 ft on 06/21/2014 (P)
(3) 13.52 ft on 03/18/2014 (P)
(4) 15.36 ft on 07/01/2013
(5) 19.11 ft on 04/21/2013
(6) 12.81 ft on 05/31/2011
(7) 12.11 ft on 04/29/2011
(8) 12.11 ft on 03/25/2011
(9) 13.47 ft on 02/23/2011
(10) 17.45 ft on 07/27/2010
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
21 Water affects most of Hillsdale and much of Erie. Water also reaches the bottom of the Illinois Highway 92 bridge at Joslin.
20 Water affects several homes in Erie and affects the railroad tracks east of town.
19.5 Water affects much of Barstow Road between Barstow and Illinois Highway 5.
19.2 Water affects Barstow Road between Barstow and Illinois Highway 5.
19 Water affects several homes in Hillsdale on Docia Street and on the county road south of town. Water also affects most houses in Osborn.
18.5 Water affects the lowest sections of Moline Road east of Erie, as well as River Road.
18.39 Water affects Osborn Road at Osborn.
18.3 Water affects the railroad tracks near Osborn.
18 Water reaches the top of the Zuma Creek levee upstream of Barstow. Water also affects a few homes in Erie and Moline Road east of town. Water affects a few homes on Docia Street in Hillsdale and on the county road south of town. Water also affects a few homes in Shady Beach.
17.7 Water affects the railroad tracks south of Prophetstown.
17.5 Water is across Broadway at Jackson Street in Cleveland.
16.5 Water affects the lowest sections of Broadway and Main Street in Cleveland and affects a few homes.
16 Water affects much of Barstow Road between Barstow and Osborn. Water also affects homes in Osborn.
15 Water affects residences in the Thompson addition.
14 Water affects residences in outlying areas immediately along the river including basements, yards, driveways, and access roads.
13.7 Water affects Barstow Road between Barstow and Osborn.
13 Flooding of unprotected agricultural land occurs. Water also affects Lundeens Landing Campground.
12.5 Water affects some summer cottages along the river.
12 Water affects low lying agricultural land.
About This Location Collapse

Latitude: 41.556111° N, Longitude: 90.185278° W, Horizontal Datum: NAD83/WGS84

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 29 564.06 ft 576.06 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:

Additional Information Collapse
How low could the river get?
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
Quad Cities Weather Forecast Office
9050 Harrison Street
Davenport, IA 52806-7326
(563) 386-3976
Ask Questions/Webmaster
Page last modified: 12-Feb-2015 9:33 PM
Disclaimer
Credits
Glossary
Privacy Policy
About Us
Career Opportunities