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Hydrograph River at a Glance Download Inundation
Mapping
Unadilla River at Rockdale Stage (ft)Flow (kcfs)Highest Observation: 5.22 ft at 5:00AM Oct 29, 2014Highest Observation: 5.22 ft at 5:15AM Oct 29, 2014Highest Observation: 5.22 ft at 5:30AM Oct 29, 2014Highest Observation: 5.22 ft at 5:45AM Oct 29, 2014Highest Observation: 5.22 ft at 6:00AM Oct 29, 2014Highest Observation: 5.22 ft at 6:15AM Oct 29, 2014Observed: 5.21 ft at 6:30AM Oct 29, 2014Observed: 5.21 ft at 6:45AM Oct 29, 2014Observed: 5.21 ft at 7:00AM Oct 29, 2014Observed: 5.21 ft at 7:15AM Oct 29, 2014Observed: 5.21 ft at 7:30AM Oct 29, 2014Highest Observation: 5.22 ft at 7:45AM Oct 29, 2014Observed: 5.21 ft at 8:00AM Oct 29, 2014Observed: 5.21 ft at 8:15AM Oct 29, 2014Observed: 5.21 ft at 8:30AM Oct 29, 2014Observed: 5.21 ft at 8:45AM Oct 29, 2014Observed: 5.21 ft at 9:00AM Oct 29, 2014Observed: 5.21 ft at 9:15AM Oct 29, 2014Observed: 5.21 ft at 9:30AM Oct 29, 2014Observed: 5.2 ft at 9:45AM Oct 29, 2014Observed: 5.2 ft at 10:00AM Oct 29, 2014Observed: 5.2 ft at 10:15AM Oct 29, 2014Observed: 5.2 ft at 10:30AM Oct 29, 2014Observed: 5.2 ft at 10:45AM Oct 29, 2014Observed: 5.2 ft at 11:00AM Oct 29, 2014Observed: 5.2 ft at 11:15AM Oct 29, 2014Observed: 5.2 ft at 11:30AM Oct 29, 2014Observed: 5.2 ft at 11:45AM Oct 29, 2014Observed: 5.2 ft at 12:00PM Oct 29, 2014Observed: 5.2 ft at 12:15PM Oct 29, 2014Observed: 5.2 ft at 12:30PM Oct 29, 2014Observed: 5.19 ft at 12:45PM Oct 29, 2014Observed: 5.2 ft at 1:00PM Oct 29, 2014Observed: 5.2 ft at 1:15PM Oct 29, 2014Observed: 5.2 ft at 1:30PM Oct 29, 2014Observed: 5.2 ft at 1:45PM Oct 29, 2014Observed: 5.2 ft at 2:00PM Oct 29, 2014Observed: 5.19 ft at 2:15PM Oct 29, 2014Observed: 5.19 ft at 2:30PM Oct 29, 2014Observed: 5.19 ft at 2:45PM Oct 29, 2014Observed: 5.19 ft at 3:00PM Oct 29, 2014Observed: 5.19 ft at 3:15PM Oct 29, 2014Observed: 5.19 ft at 3:30PM Oct 29, 2014Observed: 5.19 ft at 3:45PM Oct 29, 2014Observed: 5.19 ft at 4:00PM Oct 29, 2014Observed: 5.19 ft at 4:15PM Oct 29, 2014Observed: 5.19 ft at 4:30PM Oct 29, 2014Observed: 5.19 ft at 4:45PM Oct 29, 2014Observed: 5.2 ft at 5:00PM Oct 29, 2014Observed: 5.19 ft at 5:15PM Oct 29, 2014Observed: 5.19 ft at 5:30PM Oct 29, 2014Observed: 5.19 ft at 5:45PM Oct 29, 2014Observed: 5.19 ft at 6:00PM Oct 29, 2014Observed: 5.18 ft at 6:15PM Oct 29, 2014Observed: 5.19 ft at 6:30PM Oct 29, 2014Observed: 5.18 ft at 6:45PM Oct 29, 2014Observed: 5.18 ft at 7:00PM Oct 29, 2014Observed: 5.18 ft at 7:15PM Oct 29, 2014Observed: 5.18 ft at 7:30PM Oct 29, 2014Observed: 5.18 ft at 7:45PM Oct 29, 2014Observed: 5.18 ft at 8:00PM Oct 29, 2014Observed: 5.18 ft at 8:15PM Oct 29, 2014Observed: 5.18 ft at 8:30PM Oct 29, 2014Observed: 5.17 ft at 8:45PM Oct 29, 2014Observed: 5.17 ft at 9:00PM Oct 29, 2014Observed: 5.17 ft at 9:15PM Oct 29, 2014Observed: 5.17 ft at 9:30PM Oct 29, 2014Observed: 5.17 ft at 9:45PM Oct 29, 2014Observed: 5.17 ft at 10:00PM Oct 29, 2014Observed: 5.17 ft at 10:15PM Oct 29, 2014Observed: 5.17 ft at 10:30PM Oct 29, 2014Observed: 5.17 ft at 10:45PM Oct 29, 2014Observed: 5.17 ft at 11:00PM Oct 29, 2014Observed: 5.17 ft at 11:15PM Oct 29, 2014Observed: 5.17 ft at 11:30PM Oct 29, 2014Observed: 5.17 ft at 11:45PM Oct 29, 2014Observed: 5.17 ft at 12:00AM Oct 30, 2014Observed: 5.17 ft at 12:15AM Oct 30, 2014Observed: 5.16 ft at 12:30AM Oct 30, 2014Observed: 5.16 ft at 12:45AM Oct 30, 2014Observed: 5.17 ft at 1:00AM Oct 30, 2014Observed: 5.16 ft at 1:15AM Oct 30, 2014Observed: 5.16 ft at 1:30AM Oct 30, 2014Observed: 5.16 ft at 1:45AM Oct 30, 2014Observed: 5.16 ft at 2:00AM Oct 30, 2014Observed: 5.16 ft at 2:15AM Oct 30, 2014Observed: 5.15 ft at 2:30AM Oct 30, 2014Observed: 5.15 ft at 2:45AM Oct 30, 2014Observed: 5.16 ft at 3:00AM Oct 30, 2014Observed: 5.15 ft at 3:15AM Oct 30, 2014Observed: 5.15 ft at 3:30AM Oct 30, 2014Observed: 5.16 ft at 3:45AM Oct 30, 2014Observed: 5.15 ft at 4:00AM Oct 30, 2014Observed: 5.15 ft at 4:15AM Oct 30, 2014Observed: 5.15 ft at 4:30AM Oct 30, 2014Observed: 5.15 ft at 4:45AM Oct 30, 2014Observed: 5.16 ft at 5:00AM Oct 30, 2014Observed: 5.15 ft at 5:15AM Oct 30, 2014Observed: 5.15 ft at 5:30AM Oct 30, 2014Observed: 5.14 ft at 5:45AM Oct 30, 2014Observed: 5.15 ft at 6:00AM Oct 30, 2014Observed: 5.14 ft at 6:15AM Oct 30, 2014Observed: 5.14 ft at 6:30AM Oct 30, 2014Observed: 5.15 ft at 6:45AM Oct 30, 2014Observed: 5.14 ft at 7:00AM Oct 30, 2014Observed: 5.14 ft at 7:15AM Oct 30, 2014Observed: 5.14 ft at 7:30AM Oct 30, 2014Observed: 5.14 ft at 7:45AM Oct 30, 2014Observed: 5.14 ft at 8:00AM Oct 30, 2014Observed: 5.14 ft at 8:15AM Oct 30, 2014Observed: 5.14 ft at 8:30AM Oct 30, 2014Observed: 5.14 ft at 8:45AM Oct 30, 2014Observed: 5.14 ft at 9:00AM Oct 30, 2014Observed: 5.14 ft at 9:15AM Oct 30, 2014Observed: 5.14 ft at 9:30AM Oct 30, 2014Observed: 5.13 ft at 9:45AM Oct 30, 2014Observed: 5.13 ft at 10:00AM Oct 30, 2014Observed: 5.13 ft at 10:15AM Oct 30, 2014Observed: 5.13 ft at 10:30AM Oct 30, 2014Observed: 5.13 ft at 10:45AM Oct 30, 2014Observed: 5.13 ft at 11:00AM Oct 30, 2014Observed: 5.13 ft at 11:15AM Oct 30, 2014Observed: 5.13 ft at 11:30AM Oct 30, 2014Observed: 5.13 ft at 11:45AM Oct 30, 2014Observed: 5.13 ft at 12:00PM Oct 30, 2014Observed: 5.13 ft at 12:15PM Oct 30, 2014Observed: 5.13 ft at 12:30PM Oct 30, 2014Observed: 5.13 ft at 12:45PM Oct 30, 2014Observed: 5.13 ft at 1:00PM Oct 30, 2014Observed: 5.12 ft at 1:15PM Oct 30, 2014Observed: 5.13 ft at 1:30PM Oct 30, 2014Observed: 5.13 ft at 1:45PM Oct 30, 2014Observed: 5.13 ft at 2:00PM Oct 30, 2014Observed: 5.12 ft at 2:15PM Oct 30, 2014Observed: 5.13 ft at 2:30PM Oct 30, 2014Observed: 5.13 ft at 2:45PM Oct 30, 2014Observed: 5.12 ft at 3:00PM Oct 30, 2014Observed: 5.12 ft at 3:15PM Oct 30, 2014Observed: 5.12 ft at 3:30PM Oct 30, 2014Observed: 5.12 ft at 3:45PM Oct 30, 2014Observed: 5.12 ft at 4:00PM Oct 30, 2014Observed: 5.12 ft at 4:15PM Oct 30, 2014Observed: 5.12 ft at 4:30PM Oct 30, 2014Observed: 5.12 ft at 4:45PM Oct 30, 2014Observed: 5.12 ft at 5:00PM Oct 30, 2014Observed: 5.12 ft at 5:15PM Oct 30, 2014Observed: 5.12 ft at 5:30PM Oct 30, 2014Observed: 5.12 ft at 5:45PM Oct 30, 2014Observed: 5.11 ft at 6:00PM Oct 30, 2014Observed: 5.12 ft at 6:15PM Oct 30, 2014Observed: 5.12 ft at 6:30PM Oct 30, 2014Observed: 5.11 ft at 6:45PM Oct 30, 2014Observed: 5.12 ft at 7:00PM Oct 30, 2014Observed: 5.12 ft at 7:15PM Oct 30, 2014Observed: 5.11 ft at 7:30PM Oct 30, 2014Observed: 5.12 ft at 7:45PM Oct 30, 2014Observed: 5.12 ft at 8:00PM Oct 30, 2014Observed: 5.12 ft at 8:15PM Oct 30, 2014Observed: 5.12 ft at 8:30PM Oct 30, 2014Observed: 5.12 ft at 8:45PM Oct 30, 2014Observed: 5.12 ft at 9:00PM Oct 30, 2014Observed: 5.12 ft at 9:15PM Oct 30, 2014Observed: 5.11 ft at 9:30PM Oct 30, 2014Observed: 5.12 ft at 9:45PM Oct 30, 2014Observed: 5.12 ft at 10:00PM Oct 30, 2014Observed: 5.12 ft at 10:15PM Oct 30, 2014Observed: 5.11 ft at 10:30PM Oct 30, 2014Observed: 5.11 ft at 10:45PM Oct 30, 2014Observed: 5.11 ft at 11:00PM Oct 30, 2014Observed: 5.11 ft at 11:15PM Oct 30, 2014Observed: 5.11 ft at 11:30PM Oct 30, 2014Observed: 5.11 ft at 11:45PM Oct 30, 2014Observed: 5.11 ft at 12:00AM Oct 31, 2014Observed: 5.11 ft at 12:15AM Oct 31, 2014Observed: 5.1 ft at 12:30AM Oct 31, 2014Observed: 5.11 ft at 12:45AM Oct 31, 2014Observed: 5.1 ft at 1:00AM Oct 31, 2014Observed: 5.1 ft at 1:15AM Oct 31, 2014Observed: 5.1 ft at 1:30AM Oct 31, 2014Observed: 5.1 ft at 1:45AM Oct 31, 2014Observed: 5.1 ft at 2:00AM Oct 31, 2014Observed: 5.1 ft at 2:15AM Oct 31, 2014Observed: 5.1 ft at 2:30AM Oct 31, 2014Observed: 5.1 ft at 2:45AM Oct 31, 2014Observed: 5.1 ft at 3:00AM Oct 31, 2014Observed: 5.1 ft at 3:15AM Oct 31, 2014Observed: 5.1 ft at 3:30AM Oct 31, 2014Observed: 5.1 ft at 3:45AM Oct 31, 2014Observed: 5.1 ft at 4:00AM Oct 31, 2014Observed: 5.1 ft at 4:15AM Oct 31, 2014Observed: 5.09 ft at 4:30AM Oct 31, 2014Observed: 5.09 ft at 4:45AM Oct 31, 2014Observed: 5.09 ft at 5:00AM Oct 31, 2014Observed: 5.09 ft at 5:15AM Oct 31, 2014Observed: 5.09 ft at 5:30AM Oct 31, 2014Observed: 5.09 ft at 5:45AM Oct 31, 2014Observed: 5.09 ft at 6:00AM Oct 31, 2014Observed: 5.09 ft at 6:15AM Oct 31, 2014Observed: 5.09 ft at 6:30AM Oct 31, 2014Observed: 5.09 ft at 6:45AM Oct 31, 2014Observed: 5.09 ft at 7:00AM Oct 31, 2014Observed: 5.09 ft at 7:15AM Oct 31, 2014Observed: 5.09 ft at 7:30AM Oct 31, 2014Observed: 5.09 ft at 7:45AM Oct 31, 2014Observed: 5.09 ft at 8:00AM Oct 31, 2014Observed: 5.09 ft at 8:15AM Oct 31, 2014Observed: 5.09 ft at 8:30AM Oct 31, 2014Observed: 5.09 ft at 8:45AM Oct 31, 2014Observed: 5.09 ft at 9:00AM Oct 31, 2014Observed: 5.08 ft at 9:15AM Oct 31, 2014Observed: 5.08 ft at 9:30AM Oct 31, 2014Observed: 5.08 ft at 9:45AM Oct 31, 2014Observed: 5.08 ft at 10:00AM Oct 31, 2014Observed: 5.08 ft at 10:15AM Oct 31, 2014Observed: 5.08 ft at 10:30AM Oct 31, 2014Observed: 5.08 ft at 10:45AM Oct 31, 2014Observed: 5.08 ft at 11:00AM Oct 31, 2014Observed: 5.08 ft at 11:15AM Oct 31, 2014Observed: 5.08 ft at 11:30AM Oct 31, 2014Observed: 5.08 ft at 11:45AM Oct 31, 2014Observed: 5.08 ft at 12:00PM Oct 31, 2014Observed: 5.08 ft at 12:15PM Oct 31, 2014Observed: 5.08 ft at 12:30PM Oct 31, 2014Observed: 5.08 ft at 12:45PM Oct 31, 2014Observed: 5.08 ft at 1:00PM Oct 31, 2014Observed: 5.07 ft at 1:15PM Oct 31, 2014Observed: 5.08 ft at 1:30PM Oct 31, 2014Observed: 5.07 ft at 1:45PM Oct 31, 2014Observed: 5.07 ft at 2:00PM Oct 31, 2014Observed: 5.08 ft at 2:15PM Oct 31, 2014Observed: 5.07 ft at 2:30PM Oct 31, 2014Observed: 5.07 ft at 2:45PM Oct 31, 2014Observed: 5.07 ft at 3:00PM Oct 31, 2014Observed: 5.07 ft at 3:15PM Oct 31, 2014Observed: 5.07 ft at 3:30PM Oct 31, 2014Observed: 5.07 ft at 3:45PM Oct 31, 2014Observed: 5.07 ft at 4:00PM Oct 31, 2014Observed: 5.07 ft at 4:15PM Oct 31, 2014Observed: 5.07 ft at 4:30PM Oct 31, 2014Observed: 5.07 ft at 4:45PM Oct 31, 2014Observed: 5.07 ft at 5:00PM Oct 31, 2014Observed: 5.07 ft at 5:15PM Oct 31, 2014Observed: 5.07 ft at 5:30PM Oct 31, 2014Observed: 5.07 ft at 5:45PM Oct 31, 2014Observed: 5.07 ft at 6:00PM Oct 31, 2014Observed: 5.07 ft at 6:15PM Oct 31, 2014Observed: 5.07 ft at 6:30PM Oct 31, 2014Observed: 5.07 ft at 6:45PM Oct 31, 2014Observed: 5.07 ft at 7:00PM Oct 31, 2014Observed: 5.07 ft at 7:15PM Oct 31, 2014Observed: 5.07 ft at 7:30PM Oct 31, 2014Observed: 5.06 ft at 7:45PM Oct 31, 2014Observed: 5.06 ft at 8:00PM Oct 31, 2014Observed: 5.06 ft at 8:15PM Oct 31, 2014Observed: 5.06 ft at 8:30PM Oct 31, 2014Observed: 5.07 ft at 8:45PM Oct 31, 2014Observed: 5.06 ft at 9:00PM Oct 31, 2014Observed: 5.06 ft at 9:15PM Oct 31, 2014Observed: 5.06 ft at 9:30PM Oct 31, 2014Observed: 5.06 ft at 9:45PM Oct 31, 2014Observed: 5.06 ft at 10:00PM Oct 31, 2014Observed: 5.06 ft at 10:15PM Oct 31, 2014Observed: 5.06 ft at 10:30PM Oct 31, 2014Observed: 5.06 ft at 10:45PM Oct 31, 2014Observed: 5.06 ft at 11:00PM Oct 31, 2014Observed: 5.06 ft at 11:15PM Oct 31, 2014Observed: 5.06 ft at 11:30PM Oct 31, 2014Observed: 5.06 ft at 11:45PM Oct 31, 2014Observed: 5.06 ft at 12:00AM Nov 01, 2014Observed: 5.06 ft at 12:15AM Nov 01, 2014Observed: 5.06 ft at 12:30AM Nov 01, 2014Observed: 5.06 ft at 12:45AM Nov 01, 2014Observed: 5.06 ft at 1:00AM Nov 01, 2014Observed: 5.05 ft at 1:15AM Nov 01, 2014Observed: 5.05 ft at 1:30AM Nov 01, 2014Observed: 5.05 ft at 1:45AM Nov 01, 2014Observed: 5.05 ft at 2:00AM Nov 01, 2014Observed: 5.05 ft at 2:15AM Nov 01, 2014Observed: 5.05 ft at 2:30AM Nov 01, 2014Observed: 5.05 ft at 2:45AM Nov 01, 2014Observed: 5.05 ft at 3:00AM Nov 01, 2014Observed: 5.05 ft at 3:15AM Nov 01, 2014Observed: 5.05 ft at 3:30AM Nov 01, 2014Highest Forecast: 5 ft 8:00AM Nov 01, 2014Highest Forecast: 5 ft 2:00PM Nov 01, 2014Highest Forecast: 5 ft 8:00PM Nov 01, 2014Highest Forecast: 5 ft 1:00AM Nov 02, 2014Forecast: 4.9 ft 7:00AM Nov 02, 2014Forecast: 4.9 ft 1:00PM Nov 02, 2014Forecast: 4.9 ft 7:00PM Nov 02, 2014Forecast: 4.9 ft 1:00AM Nov 03, 2014Forecast: 4.9 ft 7:00AM Nov 03, 2014USGS--Water Resources of the United StatesRCKN6(plotting HGIRG) Graph Created (4:46AM Nov 1, 2014)ObservedForecast (issued 8:49AM Oct 31)Latest observed value: 5.05 ft at 3:30 AM EDT 1-Nov-2014. Flood Stage is 11 ft
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About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Gauge reading may be affected by ice during freezing weather from November to April.

NOTE: Forecasts for the Unadilla River at Rockdale are issued routinely year-round.

Return to Area Map
Flood Categories (in feet)
Major Flood Stage:13
Moderate Flood Stage:12
Flood Stage:11
Action Stage:8

Historical Crests
(1) 14.22 ft on 09/08/2011
(2) 13.96 ft on 06/29/2006
(3) 12.98 ft on 12/31/1942
(4) 12.64 ft on 03/14/1977
(5) 12.62 ft on 03/26/1979
Show More Historical Crests

(P): Preliminary values subject to further review.

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
14.22 RECORD FLOOD EVENT OF SEPTEMBER 2011. WIDESPREAD AND SEVERE FLOOD INUNDATION OCCURRED TO RESIDENCES AND BUSINESSES ALONG THE RIVER. MILLIONS OF DOLLARS IN DAMAGE WERE REPORTED.
13.96 FLOOD LEVEL OF JUNE 2006. FLOODING WAS WIDESPREAD AND SEVERE WITH WATER SEVERAL FEET DEEP IN MANY LOCATIONS NEAR THE RIVER ALONG ROUTE 8 FROM MOUNT UPTON TO SIDNEY.
13 MAJOR FLOOD STAGE. MUCH OF ROUTE 8 IS FLOODED NORTH AND SOUTH OF ROCKDALE INCLUDING SEVERAL RESIDENCES AND BUSINESSES. FLOODING THREATENS RESIDENCES IN MOUNT UPTON ALONG BRIDGE STREET. DAMAGES AT THIS STAGE ARE TYPICALLY SEVERE.
12.6 NUMEROUS CELLARS ALONG THE RIVER ARE FLOODED.
12 MODERATE FLOOD STAGE. SEVERAL HOMES AND BUSINESSES ARE FLOODED IN VARIOUS SPOTS ALONG ROUTE 8 BETWEEN ROCKWELLS MILLS AND SIDNEY. FLOODING REACHES PROPERTIES AND RESIDENCES ON COUNTY ROUTE 1 AT ROCKDALE. HITCHING POST LANE FLOODS. RESIDENCES ON COUNTY ROAD 1B AND THE LOWER PARTS OF TALL PINES CAMPGROUND ARE FLOODED.
11 FLOOD STAGE. WIDESPREAD FLOODING OF FARMLAND OCCURS ALONG THE RIVER. COUNTY ROUTE 8 AT THE INTERSECTION OF HIGH BRIDGE ROAD IS FLOODED.
Photos
(1) looking upstream
(2) view of gagehouse
(3) looking downstream
About This Location Collapse

Latitude: 42.377778° N, Longitude: 75.406389° 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 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 992.25 ft 1003.25 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:

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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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Binghamton Weather Forecast Office
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Johnson City, NY 13790
(607) 729-1597
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Page last modified: 5-Aug-2014 6:39 PM
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