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Hydrograph River at a Glance Download
Vermilion River at Pontiac Stage (ft)Flow (cfs)Observed: 3.73 ft at 9:00PM Apr 17, 2014Observed: 3.72 ft at 9:15PM Apr 17, 2014Observed: 3.72 ft at 9:30PM Apr 17, 2014Highest Observation: 3.74 ft at 9:45PM Apr 17, 2014Observed: 3.73 ft at 10:00PM Apr 17, 2014Observed: 3.73 ft at 10:15PM Apr 17, 2014Observed: 3.72 ft at 10:30PM Apr 17, 2014Observed: 3.73 ft at 10:45PM Apr 17, 2014Observed: 3.72 ft at 11:00PM Apr 17, 2014Observed: 3.73 ft at 11:15PM Apr 17, 2014Observed: 3.72 ft at 11:30PM Apr 17, 2014Highest Observation: 3.74 ft at 11:45PM Apr 17, 2014Observed: 3.73 ft at 12:00AM Apr 18, 2014Observed: 3.73 ft at 12:15AM Apr 18, 2014Observed: 3.71 ft at 12:30AM Apr 18, 2014Observed: 3.72 ft at 12:45AM Apr 18, 2014Observed: 3.73 ft at 1:00AM Apr 18, 2014Observed: 3.72 ft at 1:15AM Apr 18, 2014Observed: 3.72 ft at 1:30AM Apr 18, 2014Observed: 3.73 ft at 1:45AM Apr 18, 2014Observed: 3.73 ft at 2:00AM Apr 18, 2014Observed: 3.73 ft at 2:15AM Apr 18, 2014Observed: 3.73 ft at 2:30AM Apr 18, 2014Observed: 3.72 ft at 2:45AM Apr 18, 2014Observed: 3.71 ft at 3:00AM Apr 18, 2014Observed: 3.71 ft at 3:15AM Apr 18, 2014Observed: 3.72 ft at 3:30AM Apr 18, 2014Observed: 3.73 ft at 3:45AM Apr 18, 2014Observed: 3.71 ft at 4:00AM Apr 18, 2014Observed: 3.73 ft at 4:15AM Apr 18, 2014Observed: 3.71 ft at 4:30AM Apr 18, 2014Observed: 3.72 ft at 4:45AM Apr 18, 2014Observed: 3.73 ft at 5:00AM Apr 18, 2014Observed: 3.72 ft at 5:15AM Apr 18, 2014Observed: 3.73 ft at 5:30AM Apr 18, 2014Observed: 3.73 ft at 5:45AM Apr 18, 2014Observed: 3.73 ft at 6:00AM Apr 18, 2014Observed: 3.71 ft at 6:15AM Apr 18, 2014Observed: 3.71 ft at 6:30AM Apr 18, 2014Observed: 3.72 ft at 6:45AM Apr 18, 2014Observed: 3.72 ft at 7:00AM Apr 18, 2014Observed: 3.72 ft at 7:15AM Apr 18, 2014Observed: 3.72 ft at 7:30AM Apr 18, 2014Observed: 3.73 ft at 7:45AM Apr 18, 2014Observed: 3.72 ft at 8:00AM Apr 18, 2014Observed: 3.71 ft at 8:15AM Apr 18, 2014Observed: 3.72 ft at 8:30AM Apr 18, 2014Observed: 3.71 ft at 8:45AM Apr 18, 2014Observed: 3.72 ft at 9:00AM Apr 18, 2014Observed: 3.72 ft at 9:15AM Apr 18, 2014Observed: 3.72 ft at 9:30AM Apr 18, 2014Observed: 3.71 ft at 9:45AM Apr 18, 2014Observed: 3.72 ft at 10:00AM Apr 18, 2014Observed: 3.72 ft at 10:15AM Apr 18, 2014Observed: 3.7 ft at 10:30AM Apr 18, 2014Observed: 3.71 ft at 10:45AM Apr 18, 2014Observed: 3.72 ft at 11:00AM Apr 18, 2014Observed: 3.7 ft at 11:15AM Apr 18, 2014Observed: 3.72 ft at 11:30AM Apr 18, 2014Observed: 3.71 ft at 11:45AM Apr 18, 2014Observed: 3.7 ft at 12:00PM Apr 18, 2014Observed: 3.7 ft at 12:15PM Apr 18, 2014Observed: 3.71 ft at 12:30PM Apr 18, 2014Observed: 3.71 ft at 12:45PM Apr 18, 2014Observed: 3.71 ft at 1:00PM Apr 18, 2014Observed: 3.71 ft at 1:15PM Apr 18, 2014Observed: 3.7 ft at 1:30PM Apr 18, 2014Observed: 3.71 ft at 1:45PM Apr 18, 2014Observed: 3.71 ft at 2:00PM Apr 18, 2014Observed: 3.69 ft at 2:15PM Apr 18, 2014Observed: 3.72 ft at 2:30PM Apr 18, 2014Observed: 3.71 ft at 2:45PM Apr 18, 2014Observed: 3.71 ft at 3:00PM Apr 18, 2014Observed: 3.7 ft at 3:15PM Apr 18, 2014Observed: 3.71 ft at 3:30PM Apr 18, 2014Observed: 3.71 ft at 3:45PM Apr 18, 2014Observed: 3.71 ft at 4:00PM Apr 18, 2014Observed: 3.71 ft at 4:15PM Apr 18, 2014Observed: 3.71 ft at 4:30PM Apr 18, 2014Observed: 3.7 ft at 4:45PM Apr 18, 2014Observed: 3.69 ft at 5:00PM Apr 18, 2014Observed: 3.71 ft at 5:15PM Apr 18, 2014Observed: 3.71 ft at 5:30PM Apr 18, 2014Observed: 3.7 ft at 5:45PM Apr 18, 2014Observed: 3.69 ft at 6:00PM Apr 18, 2014Observed: 3.71 ft at 6:15PM Apr 18, 2014Observed: 3.7 ft at 6:30PM Apr 18, 2014Observed: 3.7 ft at 6:45PM Apr 18, 2014Observed: 3.69 ft at 7:00PM Apr 18, 2014Observed: 3.69 ft at 7:15PM Apr 18, 2014Observed: 3.68 ft at 7:30PM Apr 18, 2014Observed: 3.7 ft at 7:45PM Apr 18, 2014Observed: 3.7 ft at 8:00PM Apr 18, 2014Observed: 3.68 ft at 8:15PM Apr 18, 2014Observed: 3.7 ft at 8:30PM Apr 18, 2014Observed: 3.7 ft at 8:45PM Apr 18, 2014Observed: 3.69 ft at 9:00PM Apr 18, 2014Observed: 3.69 ft at 9:15PM Apr 18, 2014Observed: 3.7 ft at 9:30PM Apr 18, 2014Observed: 3.68 ft at 9:45PM Apr 18, 2014Observed: 3.68 ft at 10:00PM Apr 18, 2014Observed: 3.68 ft at 10:15PM Apr 18, 2014Observed: 3.69 ft at 10:30PM Apr 18, 2014Observed: 3.69 ft at 10:45PM Apr 18, 2014Observed: 3.69 ft at 11:00PM Apr 18, 2014Observed: 3.69 ft at 11:15PM Apr 18, 2014Observed: 3.68 ft at 11:30PM Apr 18, 2014Observed: 3.67 ft at 11:45PM Apr 18, 2014Observed: 3.67 ft at 12:00AM Apr 19, 2014Observed: 3.68 ft at 12:15AM Apr 19, 2014Observed: 3.67 ft at 12:30AM Apr 19, 2014Observed: 3.68 ft at 12:45AM Apr 19, 2014Observed: 3.67 ft at 1:00AM Apr 19, 2014Observed: 3.68 ft at 1:15AM Apr 19, 2014Observed: 3.68 ft at 1:30AM Apr 19, 2014Observed: 3.66 ft at 1:45AM Apr 19, 2014Observed: 3.68 ft at 2:00AM Apr 19, 2014Observed: 3.68 ft at 2:15AM Apr 19, 2014Observed: 3.67 ft at 2:30AM Apr 19, 2014Observed: 3.67 ft at 2:45AM Apr 19, 2014Observed: 3.67 ft at 3:00AM Apr 19, 2014Observed: 3.67 ft at 3:15AM Apr 19, 2014Observed: 3.67 ft at 3:30AM Apr 19, 2014Observed: 3.67 ft at 3:45AM Apr 19, 2014Observed: 3.67 ft at 4:00AM Apr 19, 2014Observed: 3.67 ft at 4:15AM Apr 19, 2014Observed: 3.68 ft at 4:30AM Apr 19, 2014Observed: 3.67 ft at 4:45AM Apr 19, 2014Observed: 3.67 ft at 5:00AM Apr 19, 2014Observed: 3.67 ft at 5:15AM Apr 19, 2014Observed: 3.67 ft at 5:30AM Apr 19, 2014Observed: 3.66 ft at 5:45AM Apr 19, 2014Observed: 3.67 ft at 6:00AM Apr 19, 2014Observed: 3.67 ft at 6:15AM Apr 19, 2014Observed: 3.66 ft at 6:30AM Apr 19, 2014Observed: 3.68 ft at 6:45AM Apr 19, 2014Observed: 3.66 ft at 7:00AM Apr 19, 2014Observed: 3.67 ft at 7:15AM Apr 19, 2014Observed: 3.65 ft at 7:30AM Apr 19, 2014Observed: 3.67 ft at 7:45AM Apr 19, 2014Observed: 3.67 ft at 8:00AM Apr 19, 2014Observed: 3.67 ft at 8:15AM Apr 19, 2014Observed: 3.67 ft at 8:30AM Apr 19, 2014Observed: 3.67 ft at 8:45AM Apr 19, 2014Observed: 3.66 ft at 9:00AM Apr 19, 2014Observed: 3.65 ft at 9:15AM Apr 19, 2014Observed: 3.67 ft at 9:30AM Apr 19, 2014Observed: 3.65 ft at 9:45AM Apr 19, 2014Observed: 3.66 ft at 10:00AM Apr 19, 2014Observed: 3.65 ft at 10:15AM Apr 19, 2014Observed: 3.66 ft at 10:30AM Apr 19, 2014Observed: 3.67 ft at 10:45AM Apr 19, 2014Observed: 3.66 ft at 11:00AM Apr 19, 2014Observed: 3.65 ft at 11:15AM Apr 19, 2014Observed: 3.66 ft at 11:30AM Apr 19, 2014Observed: 3.66 ft at 11:45AM Apr 19, 2014Observed: 3.67 ft at 12:00PM Apr 19, 2014Observed: 3.65 ft at 12:15PM Apr 19, 2014Observed: 3.66 ft at 12:30PM Apr 19, 2014Observed: 3.65 ft at 12:45PM Apr 19, 2014Observed: 3.66 ft at 1:00PM Apr 19, 2014Observed: 3.66 ft at 1:15PM Apr 19, 2014Observed: 3.67 ft at 1:30PM Apr 19, 2014Observed: 3.65 ft at 1:45PM Apr 19, 2014Observed: 3.64 ft at 2:00PM Apr 19, 2014Observed: 3.66 ft at 2:15PM Apr 19, 2014Observed: 3.65 ft at 2:30PM Apr 19, 2014Observed: 3.65 ft at 2:45PM Apr 19, 2014Observed: 3.66 ft at 3:00PM Apr 19, 2014Observed: 3.65 ft at 3:15PM Apr 19, 2014Observed: 3.66 ft at 3:30PM Apr 19, 2014Observed: 3.66 ft at 3:45PM Apr 19, 2014Observed: 3.65 ft at 4:00PM Apr 19, 2014Observed: 3.66 ft at 4:15PM Apr 19, 2014Observed: 3.64 ft at 4:30PM Apr 19, 2014Observed: 3.65 ft at 4:45PM Apr 19, 2014Observed: 3.64 ft at 5:00PM Apr 19, 2014Observed: 3.65 ft at 5:15PM Apr 19, 2014Observed: 3.64 ft at 5:30PM Apr 19, 2014Observed: 3.65 ft at 5:45PM Apr 19, 2014Observed: 3.65 ft at 6:00PM Apr 19, 2014Observed: 3.64 ft at 6:15PM Apr 19, 2014Observed: 3.63 ft at 6:30PM Apr 19, 2014Observed: 3.65 ft at 6:45PM Apr 19, 2014Observed: 3.65 ft at 7:00PM Apr 19, 2014Observed: 3.64 ft at 7:15PM Apr 19, 2014Observed: 3.64 ft at 7:30PM Apr 19, 2014Observed: 3.62 ft at 7:45PM Apr 19, 2014Observed: 3.63 ft at 8:00PM Apr 19, 2014Observed: 3.62 ft at 8:15PM Apr 19, 2014Observed: 3.64 ft at 8:30PM Apr 19, 2014Observed: 3.62 ft at 8:45PM Apr 19, 2014Observed: 3.62 ft at 9:00PM Apr 19, 2014Observed: 3.63 ft at 9:15PM Apr 19, 2014Observed: 3.64 ft at 9:30PM Apr 19, 2014Observed: 3.63 ft at 9:45PM Apr 19, 2014Observed: 3.64 ft at 10:00PM Apr 19, 2014Observed: 3.62 ft at 10:15PM Apr 19, 2014Observed: 3.64 ft at 10:30PM Apr 19, 2014Observed: 3.63 ft at 10:45PM Apr 19, 2014Observed: 3.63 ft at 11:00PM Apr 19, 2014Observed: 3.63 ft at 11:15PM Apr 19, 2014Observed: 3.63 ft at 11:30PM Apr 19, 2014Observed: 3.63 ft at 11:45PM Apr 19, 2014Observed: 3.62 ft at 12:00AM Apr 20, 2014Observed: 3.63 ft at 12:15AM Apr 20, 2014Observed: 3.62 ft at 12:30AM Apr 20, 2014Observed: 3.62 ft at 12:45AM Apr 20, 2014Observed: 3.63 ft at 1:00AM Apr 20, 2014Observed: 3.64 ft at 1:15AM Apr 20, 2014Observed: 3.63 ft at 1:30AM Apr 20, 2014Observed: 3.62 ft at 1:45AM Apr 20, 2014Observed: 3.62 ft at 2:00AM Apr 20, 2014Observed: 3.62 ft at 2:15AM Apr 20, 2014Observed: 3.63 ft at 2:30AM Apr 20, 2014Observed: 3.63 ft at 2:45AM Apr 20, 2014Observed: 3.63 ft at 3:00AM Apr 20, 2014Observed: 3.63 ft at 3:15AM Apr 20, 2014Observed: 3.63 ft at 3:30AM Apr 20, 2014Observed: 3.62 ft at 3:45AM Apr 20, 2014Observed: 3.61 ft at 4:00AM Apr 20, 2014Observed: 3.61 ft at 4:15AM Apr 20, 2014Observed: 3.63 ft at 4:30AM Apr 20, 2014Observed: 3.63 ft at 4:45AM Apr 20, 2014Observed: 3.63 ft at 5:00AM Apr 20, 2014Observed: 3.63 ft at 5:15AM Apr 20, 2014Observed: 3.63 ft at 5:30AM Apr 20, 2014Observed: 3.63 ft at 5:45AM Apr 20, 2014Observed: 3.63 ft at 6:00AM Apr 20, 2014Observed: 3.63 ft at 6:15AM Apr 20, 2014Observed: 3.61 ft at 6:30AM Apr 20, 2014Observed: 3.61 ft at 6:45AM Apr 20, 2014Observed: 3.63 ft at 7:00AM Apr 20, 2014Observed: 3.63 ft at 7:15AM Apr 20, 2014Observed: 3.62 ft at 7:30AM Apr 20, 2014Observed: 3.62 ft at 7:45AM Apr 20, 2014Observed: 3.63 ft at 8:00AM Apr 20, 2014Observed: 3.61 ft at 8:15AM Apr 20, 2014Observed: 3.63 ft at 8:30AM Apr 20, 2014Observed: 3.62 ft at 8:45AM Apr 20, 2014Observed: 3.63 ft at 9:00AM Apr 20, 2014Observed: 3.64 ft at 9:15AM Apr 20, 2014Observed: 3.62 ft at 9:30AM Apr 20, 2014Observed: 3.64 ft at 9:45AM Apr 20, 2014Observed: 3.62 ft at 10:00AM Apr 20, 2014Observed: 3.64 ft at 10:15AM Apr 20, 2014Observed: 3.63 ft at 10:30AM Apr 20, 2014Observed: 3.63 ft at 10:45AM Apr 20, 2014Observed: 3.62 ft at 11:00AM Apr 20, 2014Observed: 3.63 ft at 11:15AM Apr 20, 2014Observed: 3.64 ft at 11:30AM Apr 20, 2014Observed: 3.63 ft at 11:45AM Apr 20, 2014Observed: 3.63 ft at 12:00PM Apr 20, 2014Observed: 3.63 ft at 12:15PM Apr 20, 2014Observed: 3.63 ft at 12:30PM Apr 20, 2014Observed: 3.63 ft at 12:45PM Apr 20, 2014Observed: 3.61 ft at 1:00PM Apr 20, 2014Observed: 3.63 ft at 1:15PM Apr 20, 2014Observed: 3.62 ft at 1:30PM Apr 20, 2014Observed: 3.62 ft at 1:45PM Apr 20, 2014Observed: 3.62 ft at 2:00PM Apr 20, 2014Observed: 3.62 ft at 2:15PM Apr 20, 2014Observed: 3.62 ft at 2:30PM Apr 20, 2014Observed: 3.61 ft at 2:45PM Apr 20, 2014Observed: 3.61 ft at 3:00PM Apr 20, 2014Observed: 3.6 ft at 3:15PM Apr 20, 2014Observed: 3.61 ft at 3:30PM Apr 20, 2014Observed: 3.6 ft at 3:45PM Apr 20, 2014Observed: 3.6 ft at 4:00PM Apr 20, 2014Observed: 3.6 ft at 4:15PM Apr 20, 2014Observed: 3.61 ft at 4:30PM Apr 20, 2014Observed: 3.6 ft at 4:45PM Apr 20, 2014Observed: 3.61 ft at 5:00PM Apr 20, 2014Observed: 3.6 ft at 5:15PM Apr 20, 2014Observed: 3.61 ft at 5:30PM Apr 20, 2014Observed: 3.6 ft at 5:45PM Apr 20, 2014Observed: 3.62 ft at 6:00PM Apr 20, 2014Observed: 3.62 ft at 6:15PM Apr 20, 2014Observed: 3.61 ft at 6:30PM Apr 20, 2014Observed: 3.61 ft at 6:45PM Apr 20, 2014Observed: 3.61 ft at 7:00PM Apr 20, 2014Observed: 3.6 ft at 7:15PM Apr 20, 2014Observed: 3.61 ft at 7:30PM Apr 20, 2014Observed: 3.61 ft at 7:45PM Apr 20, 2014USGS--Water Resources of the United StatesPNTI2(plotting HGIRG) Graph Created (8:50PM Apr 20, 2014)ObservedLatest observed value: 3.61 ft at 7:45 PM CDT 20-Apr-2014. Flood Stage is 14 ft
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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 Vermilion River at Pontiac are issued as needed during times of high water, but are not routinely available.

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Downstream Gauge Downstream Gauge - near Leonore
Flood Categories (in feet)
Major Flood Stage:18
Moderate Flood Stage:15
Flood Stage:14
Action Stage:13

Historical Crests
(1) 19.18 ft on 01/09/2008
(2) 19.16 ft on 12/04/1982
(3) 18.12 ft on 06/03/1980
(4) 17.90 ft on 07/10/1951
(5) 17.46 ft on 05/14/1970
(6) 17.23 ft on 01/14/2005
(7) 17.20 ft on 04/28/1957
(8) 16.64 ft on 03/12/1990
(9) 16.35 ft on 05/13/2002
(10) 16.27 ft on 03/05/1979
Show More Historical Crests

Low Water Records
(1) 2.25 ft on 10/01/2007
Zoom Level: 16
Gauge Location
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 Residential areas flood in Pontiac.
15 Floodwaters approach some low lying homes upstream of Mill Street in Pontiac. Portion of Rt 116 floods in rural areas east and west of town.
14 Rural flooding begins to low lying areas near river.
About This Location Collapse

Latitude: 40.877778° N, Longitude: 88.636111° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 14 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 29 619.45 ft 633.45 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 much forecast precipitation was used for the current river forecast?
USGS Streamflow Duration Hydrograph
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
Chicago Weather Forecast Office
333 W. University Dr.
Romeoville, IL 60446
(815) 834-1435
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Page last modified: 8-Apr-2014 7:35 AM
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