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Hydrograph River at a Glance Download
Blackberry Creek at Montgomery Stage (ft)Flow (cfs)Observed: 3.71 ft at 6:00PM May 16, 2024Observed: 3.71 ft at 6:15PM May 16, 2024Observed: 3.69 ft at 6:30PM May 16, 2024Observed: 3.69 ft at 6:45PM May 16, 2024Observed: 3.74 ft at 7:00PM May 16, 2024Observed: 3.7 ft at 7:15PM May 16, 2024Observed: 3.69 ft at 7:30PM May 16, 2024Observed: 3.74 ft at 7:45PM May 16, 2024Observed: 3.69 ft at 8:00PM May 16, 2024Observed: 3.69 ft at 8:15PM May 16, 2024Observed: 3.7 ft at 8:30PM May 16, 2024Observed: 3.69 ft at 8:45PM May 16, 2024Observed: 3.7 ft at 9:00PM May 16, 2024Observed: 3.72 ft at 9:15PM May 16, 2024Observed: 3.7 ft at 9:30PM May 16, 2024Observed: 3.73 ft at 9:45PM May 16, 2024Observed: 3.73 ft at 10:00PM May 16, 2024Observed: 3.74 ft at 10:15PM May 16, 2024Observed: 3.72 ft at 10:30PM May 16, 2024Observed: 3.7 ft at 10:45PM May 16, 2024Observed: 3.73 ft at 11:00PM May 16, 2024Observed: 3.7 ft at 11:15PM May 16, 2024Observed: 3.74 ft at 11:30PM May 16, 2024Observed: 3.72 ft at 11:45PM May 16, 2024Observed: 3.72 ft at 12:00AM May 17, 2024Observed: 3.7 ft at 12:15AM May 17, 2024Observed: 3.7 ft at 12:30AM May 17, 2024Observed: 3.73 ft at 12:45AM May 17, 2024Observed: 3.71 ft at 1:00AM May 17, 2024Observed: 3.69 ft at 1:15AM May 17, 2024Observed: 3.69 ft at 1:30AM May 17, 2024Observed: 3.73 ft at 1:45AM May 17, 2024Observed: 3.7 ft at 2:00AM May 17, 2024Observed: 3.72 ft at 2:15AM May 17, 2024Observed: 3.73 ft at 2:30AM May 17, 2024Observed: 3.67 ft at 2:45AM May 17, 2024Observed: 3.67 ft at 3:00AM May 17, 2024Observed: 3.7 ft at 3:15AM May 17, 2024Observed: 3.72 ft at 3:30AM May 17, 2024Observed: 3.72 ft at 3:45AM May 17, 2024Observed: 3.69 ft at 4:00AM May 17, 2024Observed: 3.68 ft at 4:15AM May 17, 2024Observed: 3.69 ft at 4:30AM May 17, 2024Observed: 3.7 ft at 4:45AM May 17, 2024Observed: 3.68 ft at 5:00AM May 17, 2024Observed: 3.71 ft at 5:15AM May 17, 2024Observed: 3.72 ft at 5:30AM May 17, 2024Observed: 3.71 ft at 5:45AM May 17, 2024Observed: 3.7 ft at 6:00AM May 17, 2024Observed: 3.71 ft at 6:15AM May 17, 2024Observed: 3.69 ft at 6:30AM May 17, 2024Observed: 3.66 ft at 6:45AM May 17, 2024Observed: 3.71 ft at 7:00AM May 17, 2024Observed: 3.67 ft at 7:15AM May 17, 2024Observed: 3.7 ft at 7:30AM May 17, 2024Observed: 3.68 ft at 7:45AM May 17, 2024Observed: 3.67 ft at 8:00AM May 17, 2024Observed: 3.72 ft at 8:15AM May 17, 2024Observed: 3.67 ft at 8:30AM May 17, 2024Observed: 3.71 ft at 8:45AM May 17, 2024Observed: 3.72 ft at 9:00AM May 17, 2024Observed: 3.69 ft at 9:15AM May 17, 2024Observed: 3.67 ft at 9:30AM May 17, 2024Observed: 3.69 ft at 9:45AM May 17, 2024Observed: 3.69 ft at 10:00AM May 17, 2024Observed: 3.71 ft at 10:15AM May 17, 2024Observed: 3.68 ft at 10:30AM May 17, 2024Observed: 3.72 ft at 10:45AM May 17, 2024Observed: 3.72 ft at 11:00AM May 17, 2024Observed: 3.72 ft at 11:15AM May 17, 2024Observed: 3.72 ft at 11:30AM May 17, 2024Observed: 3.66 ft at 11:45AM May 17, 2024Observed: 3.72 ft at 12:00PM May 17, 2024Observed: 3.69 ft at 12:15PM May 17, 2024Observed: 3.72 ft at 12:30PM May 17, 2024Observed: 3.69 ft at 12:45PM May 17, 2024Observed: 3.68 ft at 1:00PM May 17, 2024Observed: 3.67 ft at 1:15PM May 17, 2024Observed: 3.71 ft at 1:30PM May 17, 2024Observed: 3.71 ft at 1:45PM May 17, 2024Observed: 3.7 ft at 2:00PM May 17, 2024Observed: 3.73 ft at 2:15PM May 17, 2024Observed: 3.73 ft at 2:30PM May 17, 2024Observed: 3.73 ft at 2:45PM May 17, 2024Observed: 3.69 ft at 3:00PM May 17, 2024Observed: 3.7 ft at 3:15PM May 17, 2024Observed: 3.72 ft at 3:30PM May 17, 2024Observed: 3.69 ft at 3:45PM May 17, 2024Observed: 3.71 ft at 4:00PM May 17, 2024Observed: 3.72 ft at 4:15PM May 17, 2024Observed: 3.74 ft at 4:30PM May 17, 2024Observed: 3.74 ft at 4:45PM May 17, 2024Observed: 3.69 ft at 5:00PM May 17, 2024Observed: 3.69 ft at 5:15PM May 17, 2024Observed: 3.72 ft at 5:30PM May 17, 2024Observed: 3.72 ft at 5:45PM May 17, 2024Observed: 3.74 ft at 6:00PM May 17, 2024Observed: 3.71 ft at 6:15PM May 17, 2024Observed: 3.73 ft at 6:30PM May 17, 2024Observed: 3.69 ft at 6:45PM May 17, 2024Observed: 3.71 ft at 7:00PM May 17, 2024Observed: 3.73 ft at 7:15PM May 17, 2024Highest Observation: 3.75 ft at 7:30PM May 17, 2024Observed: 3.72 ft at 7:45PM May 17, 2024Observed: 3.71 ft at 8:00PM May 17, 2024Observed: 3.73 ft at 8:15PM May 17, 2024Observed: 3.74 ft at 8:30PM May 17, 2024Observed: 3.74 ft at 8:45PM May 17, 2024Observed: 3.72 ft at 9:00PM May 17, 2024Observed: 3.73 ft at 9:15PM May 17, 2024Observed: 3.74 ft at 9:30PM May 17, 2024Observed: 3.72 ft at 9:45PM May 17, 2024Observed: 3.69 ft at 10:00PM May 17, 2024Observed: 3.72 ft at 10:15PM May 17, 2024Observed: 3.71 ft at 10:30PM May 17, 2024Observed: 3.74 ft at 10:45PM May 17, 2024Observed: 3.74 ft at 11:00PM May 17, 2024Observed: 3.72 ft at 11:15PM May 17, 2024Observed: 3.73 ft at 11:30PM May 17, 2024Observed: 3.73 ft at 11:45PM May 17, 2024Observed: 3.73 ft at 12:00AM May 18, 2024Observed: 3.73 ft at 12:15AM May 18, 2024Observed: 3.7 ft at 12:30AM May 18, 2024Observed: 3.72 ft at 12:45AM May 18, 2024Observed: 3.67 ft at 1:00AM May 18, 2024Observed: 3.67 ft at 1:15AM May 18, 2024Observed: 3.67 ft at 1:30AM May 18, 2024Observed: 3.72 ft at 1:45AM May 18, 2024Observed: 3.7 ft at 2:00AM May 18, 2024Observed: 3.72 ft at 2:15AM May 18, 2024Observed: 3.67 ft at 2:30AM May 18, 2024Observed: 3.71 ft at 2:45AM May 18, 2024Observed: 3.7 ft at 3:00AM May 18, 2024Observed: 3.66 ft at 3:15AM May 18, 2024Observed: 3.71 ft at 3:30AM May 18, 2024Observed: 3.68 ft at 3:45AM May 18, 2024Observed: 3.68 ft at 4:00AM May 18, 2024Observed: 3.69 ft at 4:15AM May 18, 2024Observed: 3.71 ft at 4:30AM May 18, 2024Observed: 3.68 ft at 4:45AM May 18, 2024Observed: 3.67 ft at 5:00AM May 18, 2024Observed: 3.69 ft at 5:15AM May 18, 2024Observed: 3.69 ft at 5:30AM May 18, 2024Observed: 3.67 ft at 5:45AM May 18, 2024Observed: 3.66 ft at 6:00AM May 18, 2024Observed: 3.69 ft at 6:15AM May 18, 2024Observed: 3.71 ft at 6:30AM May 18, 2024Observed: 3.67 ft at 6:45AM May 18, 2024Observed: 3.67 ft at 7:00AM May 18, 2024Observed: 3.71 ft at 7:15AM May 18, 2024Observed: 3.66 ft at 7:30AM May 18, 2024Observed: 3.72 ft at 7:45AM May 18, 2024Observed: 3.68 ft at 8:00AM May 18, 2024Observed: 3.69 ft at 8:15AM May 18, 2024Observed: 3.66 ft at 8:30AM May 18, 2024Observed: 3.7 ft at 8:45AM May 18, 2024Observed: 3.67 ft at 9:00AM May 18, 2024Observed: 3.71 ft at 9:15AM May 18, 2024Observed: 3.68 ft at 9:30AM May 18, 2024Observed: 3.71 ft at 9:45AM May 18, 2024Observed: 3.7 ft at 10:00AM May 18, 2024Observed: 3.67 ft at 10:15AM May 18, 2024Observed: 3.67 ft at 10:30AM May 18, 2024Observed: 3.68 ft at 10:45AM May 18, 2024Observed: 3.71 ft at 11:00AM May 18, 2024Observed: 3.68 ft at 11:15AM May 18, 2024Observed: 3.7 ft at 11:30AM May 18, 2024Observed: 3.66 ft at 11:45AM May 18, 2024Observed: 3.71 ft at 12:00PM May 18, 2024Observed: 3.72 ft at 12:15PM May 18, 2024Observed: 3.7 ft at 12:30PM May 18, 2024Observed: 3.71 ft at 12:45PM May 18, 2024Observed: 3.7 ft at 1:00PM May 18, 2024Observed: 3.7 ft at 1:15PM May 18, 2024Observed: 3.71 ft at 1:30PM May 18, 2024Observed: 3.67 ft at 1:45PM May 18, 2024Observed: 3.69 ft at 2:00PM May 18, 2024Observed: 3.7 ft at 2:15PM May 18, 2024Observed: 3.67 ft at 2:30PM May 18, 2024Observed: 3.67 ft at 2:45PM May 18, 2024Observed: 3.71 ft at 3:00PM May 18, 2024Observed: 3.71 ft at 3:15PM May 18, 2024Observed: 3.66 ft at 3:30PM May 18, 2024Observed: 3.73 ft at 3:45PM May 18, 2024Observed: 3.7 ft at 4:00PM May 18, 2024Observed: 3.7 ft at 4:15PM May 18, 2024Observed: 3.72 ft at 4:30PM May 18, 2024Observed: 3.7 ft at 4:45PM May 18, 2024Observed: 3.67 ft at 5:00PM May 18, 2024Observed: 3.7 ft at 5:15PM May 18, 2024Observed: 3.72 ft at 5:30PM May 18, 2024Observed: 3.74 ft at 5:45PM May 18, 2024Observed: 3.72 ft at 6:00PM May 18, 2024Observed: 3.74 ft at 6:15PM May 18, 2024Observed: 3.72 ft at 6:30PM May 18, 2024Observed: 3.71 ft at 6:45PM May 18, 2024Observed: 3.7 ft at 7:00PM May 18, 2024Observed: 3.73 ft at 7:15PM May 18, 2024Observed: 3.73 ft at 7:30PM May 18, 2024Observed: 3.73 ft at 7:45PM May 18, 2024Observed: 3.74 ft at 8:00PM May 18, 2024Observed: 3.68 ft at 8:15PM May 18, 2024Observed: 3.73 ft at 8:30PM May 18, 2024Observed: 3.72 ft at 8:45PM May 18, 2024Observed: 3.71 ft at 9:00PM May 18, 2024Observed: 3.7 ft at 9:15PM May 18, 2024Observed: 3.68 ft at 9:30PM May 18, 2024Observed: 3.73 ft at 9:45PM May 18, 2024Observed: 3.67 ft at 10:00PM May 18, 2024Observed: 3.7 ft at 10:15PM May 18, 2024Observed: 3.73 ft at 10:30PM May 18, 2024Observed: 3.73 ft at 10:45PM May 18, 2024Observed: 3.69 ft at 11:00PM May 18, 2024Observed: 3.69 ft at 11:15PM May 18, 2024Observed: 3.68 ft at 11:30PM May 18, 2024Observed: 3.67 ft at 11:45PM May 18, 2024Observed: 3.73 ft at 12:00AM May 19, 2024Observed: 3.69 ft at 12:15AM May 19, 2024Observed: 3.67 ft at 12:30AM May 19, 2024Observed: 3.7 ft at 12:45AM May 19, 2024Observed: 3.71 ft at 1:00AM May 19, 2024Observed: 3.71 ft at 1:15AM May 19, 2024Observed: 3.71 ft at 1:30AM May 19, 2024Observed: 3.66 ft at 1:45AM May 19, 2024Observed: 3.71 ft at 2:00AM May 19, 2024Observed: 3.66 ft at 2:15AM May 19, 2024Observed: 3.66 ft at 2:30AM May 19, 2024Observed: 3.71 ft at 2:45AM May 19, 2024Observed: 3.71 ft at 3:00AM May 19, 2024Observed: 3.66 ft at 3:15AM May 19, 2024Observed: 3.68 ft at 3:30AM May 19, 2024Observed: 3.66 ft at 3:45AM May 19, 2024Observed: 3.66 ft at 4:00AM May 19, 2024Observed: 3.69 ft at 4:15AM May 19, 2024Observed: 3.71 ft at 4:30AM May 19, 2024Observed: 3.68 ft at 4:45AM May 19, 2024Observed: 3.68 ft at 5:00AM May 19, 2024Observed: 3.71 ft at 5:15AM May 19, 2024Observed: 3.6 ft at 5:30AM May 19, 2024Observed: 3.6 ft at 5:45AM May 19, 2024Observed: 3.6 ft at 6:00AM May 19, 2024Observed: 3.6 ft at 6:15AM May 19, 2024Observed: 3.6 ft at 6:30AM May 19, 2024Observed: 3.6 ft at 6:45AM May 19, 2024Observed: 3.6 ft at 7:00AM May 19, 2024Observed: 3.6 ft at 7:15AM May 19, 2024Observed: 3.6 ft at 7:30AM May 19, 2024Observed: 3.6 ft at 7:45AM May 19, 2024Observed: 3.6 ft at 8:00AM May 19, 2024Observed: 3.6 ft at 8:15AM May 19, 2024Observed: 3.6 ft at 8:30AM May 19, 2024Observed: 3.6 ft at 8:45AM May 19, 2024Observed: 3.6 ft at 9:00AM May 19, 2024Observed: 3.6 ft at 9:15AM May 19, 2024Observed: 3.6 ft at 9:30AM May 19, 2024Observed: 3.6 ft at 9:45AM May 19, 2024Observed: 3.61 ft at 10:00AM May 19, 2024Observed: 3.61 ft at 10:15AM May 19, 2024Observed: 3.61 ft at 10:30AM May 19, 2024Observed: 3.61 ft at 10:45AM May 19, 2024Observed: 3.61 ft at 11:00AM May 19, 2024Observed: 3.61 ft at 11:15AM May 19, 2024Observed: 3.61 ft at 11:30AM May 19, 2024Observed: 3.61 ft at 11:45AM May 19, 2024Observed: 3.61 ft at 12:00PM May 19, 2024Observed: 3.61 ft at 12:15PM May 19, 2024Observed: 3.61 ft at 12:30PM May 19, 2024Observed: 3.61 ft at 12:45PM May 19, 2024Observed: 3.61 ft at 1:00PM May 19, 2024Observed: 3.61 ft at 1:15PM May 19, 2024Observed: 3.61 ft at 1:30PM May 19, 2024Observed: 3.61 ft at 1:45PM May 19, 2024Observed: 3.61 ft at 2:00PM May 19, 2024Observed: 3.61 ft at 2:15PM May 19, 2024Observed: 3.61 ft at 2:30PM May 19, 2024Observed: 3.61 ft at 2:45PM May 19, 2024Observed: 3.61 ft at 3:00PM May 19, 2024Observed: 3.61 ft at 3:15PM May 19, 2024Observed: 3.61 ft at 3:30PM May 19, 2024Observed: 3.61 ft at 3:45PM May 19, 2024Observed: 3.61 ft at 4:00PM May 19, 2024Observed: 3.61 ft at 4:15PM May 19, 2024Observed: 3.61 ft at 4:30PM May 19, 2024USGS--Water Resources of the United StatesBBMI2(plotting HGIRG) Graph Created (5:56PM May 19, 2024)ObservedLatest observed value: 3.61 ft at 4:30 PM CDT 19-May-2024. Flood Stage is 10 ft
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About this graph
Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
Datum: NAVD88
Metadata
NOTE: Graphical forecasts are not available for the Blackberry Creek at Montgomery. During times of high water, forecast crest information can be found in the text products.
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Downstream Gauge Downstream Gauge - at Yorkville
Flood Categories (in feet)
Major Flood Stage: 12.5
Moderate Flood Stage: 11.5
Flood Stage: 10
Action Stage: 8
Low Stage (in feet): 3

Historic Crests
(1) 13.50 ft on 07/18/1996 (P)
(2) 10.69 ft on 09/14/2008
(3) 9.30 ft on 04/19/2013
(4) 8.73 ft on 06/17/2015
(5) 8.63 ft on 12/28/2008
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 8.54 ft on 05/18/2020
(2) 7.91 ft on 05/01/2019
(3) 8.26 ft on 02/21/2018
(4) 8.15 ft on 10/15/2017
(5) 7.59 ft on 05/01/2017
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 3.12 ft on 09/06/2012
(2) 3.18 ft on 09/21/2005
(3) 3.27 ft on 09/06/2020
(4) 3.27 ft on 09/18/2017
(5) 3.32 ft on 08/24/2003
Show More Low Water Records

For more information on your flood risk go to www.floodsmart.gov.
Zoom Level:15
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
16 Numerous residences are threatened off Concord Drive in Montgomery.
15.5 Multiple residences threatened near US-30 (Base Line Road) and Orchard Road west of Montgomery.
15 Concord Drive is threatened in Montgomery.
13 Jericho Road is threatened at creek in Montgomery.
12 Water begins to bypass the main channel eastward toward Montgomery. Numerous residences threatened along Willow Lane, Park Lane, and Brookside Lane between Montgomery and Yorkville.
11.5 Roadways are threatened at Jericho Lake Park in Montgomery.
11 Willow Lane, Park Lane, and Brookside Lane threatened near the creek between Montgomery and Yorkville.
9 Low-lying sections of Blackberry Trail Park are inundated in Montgomery.
8.5 Low-lying trails along the creek are threatened.
Low Water Impacts Collapse
If you notice any errors in the below information, please contact our Webmaster
3 River nears zero flow.
About This Location Collapse

Latitude: 41.740833° N, Longitude: 88.383333° W, Horizontal Datum: NAD83/WGS84

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 653.74 663.74 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:
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Hydrologic Resources Additional Resources
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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
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