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Hydrograph River at a Glance Download
Hockanum River at East Hartford Stage (ft)Flow (kcfs)Observed: 3.11 ft at 6:45AM Jan 22, 2021Highest Observation: 3.15 ft at 7:00AM Jan 22, 2021Observed: 3.05 ft at 7:15AM Jan 22, 2021Observed: 3.05 ft at 7:30AM Jan 22, 2021Observed: 3.04 ft at 7:45AM Jan 22, 2021Observed: 3.04 ft at 8:00AM Jan 22, 2021Observed: 3.05 ft at 8:15AM Jan 22, 2021Observed: 3.05 ft at 8:30AM Jan 22, 2021Observed: 3.04 ft at 8:45AM Jan 22, 2021Observed: 3.05 ft at 9:00AM Jan 22, 2021Observed: 3.05 ft at 9:15AM Jan 22, 2021Observed: 3.06 ft at 9:30AM Jan 22, 2021Observed: 3.05 ft at 9:45AM Jan 22, 2021Observed: 3.05 ft at 10:00AM Jan 22, 2021Observed: 3.05 ft at 10:15AM Jan 22, 2021Observed: 3.06 ft at 10:30AM Jan 22, 2021Observed: 3.06 ft at 10:45AM Jan 22, 2021Observed: 3.07 ft at 11:00AM Jan 22, 2021Observed: 3.06 ft at 11:15AM Jan 22, 2021Observed: 3.07 ft at 11:30AM Jan 22, 2021Observed: 3.08 ft at 12:00PM Jan 22, 2021Observed: 3.08 ft at 12:15PM Jan 22, 2021Observed: 3.12 ft at 12:30PM Jan 22, 2021Observed: 3.11 ft at 12:45PM Jan 22, 2021Observed: 3.11 ft at 1:00PM Jan 22, 2021Observed: 3.1 ft at 1:15PM Jan 22, 2021Observed: 3.1 ft at 1:30PM Jan 22, 2021Observed: 3.1 ft at 1:45PM Jan 22, 2021Observed: 3.1 ft at 2:00PM Jan 22, 2021Observed: 3.1 ft at 2:15PM Jan 22, 2021Observed: 3.1 ft at 2:30PM Jan 22, 2021Observed: 3.07 ft at 2:45PM Jan 22, 2021Observed: 3.07 ft at 3:00PM Jan 22, 2021Observed: 3.1 ft at 3:15PM Jan 22, 2021Observed: 3.09 ft at 3:30PM Jan 22, 2021Observed: 3.08 ft at 3:45PM Jan 22, 2021Observed: 3.08 ft at 4:00PM Jan 22, 2021Observed: 3.07 ft at 4:15PM Jan 22, 2021Observed: 3.08 ft at 4:30PM Jan 22, 2021Observed: 3.07 ft at 4:45PM Jan 22, 2021Observed: 3.08 ft at 5:00PM Jan 22, 2021Observed: 3.08 ft at 5:15PM Jan 22, 2021Observed: 3.07 ft at 5:30PM Jan 22, 2021Observed: 3.08 ft at 5:45PM Jan 22, 2021Observed: 3.07 ft at 6:00PM Jan 22, 2021Observed: 3.07 ft at 6:15PM Jan 22, 2021Observed: 3.07 ft at 6:30PM Jan 22, 2021Observed: 3.07 ft at 6:45PM Jan 22, 2021Observed: 3.07 ft at 7:00PM Jan 22, 2021Observed: 3.07 ft at 7:15PM Jan 22, 2021Observed: 3.07 ft at 7:30PM Jan 22, 2021Observed: 3.06 ft at 7:45PM Jan 22, 2021Observed: 3.06 ft at 8:00PM Jan 22, 2021Observed: 3.07 ft at 8:15PM Jan 22, 2021Observed: 3.06 ft at 8:30PM Jan 22, 2021Observed: 3.06 ft at 8:45PM Jan 22, 2021Observed: 3.06 ft at 9:00PM Jan 22, 2021Observed: 3.07 ft at 9:15PM Jan 22, 2021Observed: 3.06 ft at 9:30PM Jan 22, 2021Observed: 3.06 ft at 9:45PM Jan 22, 2021Observed: 3.05 ft at 10:00PM Jan 22, 2021Observed: 3.06 ft at 10:15PM Jan 22, 2021Observed: 3.06 ft at 10:30PM Jan 22, 2021Observed: 3.05 ft at 10:45PM Jan 22, 2021Observed: 3.05 ft at 11:00PM Jan 22, 2021Observed: 3.05 ft at 11:15PM Jan 22, 2021Observed: 3.04 ft at 11:30PM Jan 22, 2021Observed: 3.04 ft at 11:45PM Jan 22, 2021Observed: 3.04 ft at 12:00AM Jan 23, 2021Observed: 3.03 ft at 12:15AM Jan 23, 2021Observed: 3.03 ft at 12:30AM Jan 23, 2021Observed: 3.03 ft at 12:45AM Jan 23, 2021Observed: 3.02 ft at 1:00AM Jan 23, 2021Observed: 3.02 ft at 1:15AM Jan 23, 2021Observed: 3.01 ft at 1:30AM Jan 23, 2021Observed: 3.01 ft at 1:45AM Jan 23, 2021Observed: 3.01 ft at 2:00AM Jan 23, 2021Observed: 3 ft at 2:15AM Jan 23, 2021Observed: 3 ft at 2:30AM Jan 23, 2021Observed: 2.99 ft at 2:45AM Jan 23, 2021Observed: 2.99 ft at 3:00AM Jan 23, 2021Observed: 2.98 ft at 3:15AM Jan 23, 2021Observed: 2.98 ft at 3:30AM Jan 23, 2021Observed: 2.97 ft at 3:45AM Jan 23, 2021Observed: 2.97 ft at 4:00AM Jan 23, 2021Observed: 2.96 ft at 4:15AM Jan 23, 2021Observed: 2.96 ft at 4:30AM Jan 23, 2021Observed: 2.96 ft at 4:45AM Jan 23, 2021Observed: 2.95 ft at 5:00AM Jan 23, 2021Observed: 2.95 ft at 5:15AM Jan 23, 2021Observed: 2.95 ft at 5:30AM Jan 23, 2021Observed: 2.93 ft at 5:45AM Jan 23, 2021Observed: 2.93 ft at 6:00AM Jan 23, 2021Observed: 2.93 ft at 6:15AM Jan 23, 2021Observed: 2.93 ft at 6:30AM Jan 23, 2021Observed: 2.93 ft at 6:45AM Jan 23, 2021Observed: 2.92 ft at 7:00AM Jan 23, 2021Observed: 2.92 ft at 7:15AM Jan 23, 2021Observed: 2.91 ft at 7:30AM Jan 23, 2021Observed: 2.91 ft at 7:45AM Jan 23, 2021Observed: 2.91 ft at 8:00AM Jan 23, 2021Observed: 2.91 ft at 8:15AM Jan 23, 2021Observed: 2.91 ft at 8:30AM Jan 23, 2021Observed: 2.91 ft at 8:45AM Jan 23, 2021Observed: 2.91 ft at 9:00AM Jan 23, 2021Observed: 2.91 ft at 9:15AM Jan 23, 2021Observed: 2.9 ft at 9:30AM Jan 23, 2021Observed: 2.91 ft at 9:45AM Jan 23, 2021Observed: 2.91 ft at 10:00AM Jan 23, 2021Observed: 2.91 ft at 10:15AM Jan 23, 2021Observed: 2.91 ft at 10:30AM Jan 23, 2021Observed: 2.92 ft at 10:45AM Jan 23, 2021Observed: 2.92 ft at 11:00AM Jan 23, 2021Observed: 2.92 ft at 11:15AM Jan 23, 2021Observed: 2.93 ft at 11:30AM Jan 23, 2021Observed: 2.93 ft at 11:45AM Jan 23, 2021Observed: 2.93 ft at 12:00PM Jan 23, 2021Observed: 2.94 ft at 12:15PM Jan 23, 2021Observed: 2.94 ft at 12:30PM Jan 23, 2021Observed: 2.94 ft at 12:45PM Jan 23, 2021Observed: 2.94 ft at 1:00PM Jan 23, 2021Observed: 2.94 ft at 1:15PM Jan 23, 2021Observed: 2.94 ft at 1:30PM Jan 23, 2021Observed: 2.94 ft at 1:45PM Jan 23, 2021Observed: 2.94 ft at 2:00PM Jan 23, 2021Observed: 2.94 ft at 2:15PM Jan 23, 2021Observed: 2.93 ft at 2:30PM Jan 23, 2021Observed: 2.93 ft at 2:45PM Jan 23, 2021Observed: 2.94 ft at 3:00PM Jan 23, 2021Observed: 2.93 ft at 3:15PM Jan 23, 2021Observed: 2.93 ft at 3:30PM Jan 23, 2021Observed: 2.93 ft at 3:45PM Jan 23, 2021Observed: 2.93 ft at 4:00PM Jan 23, 2021Observed: 2.93 ft at 4:15PM Jan 23, 2021Observed: 2.92 ft at 4:30PM Jan 23, 2021Observed: 2.92 ft at 4:45PM Jan 23, 2021Observed: 2.93 ft at 5:00PM Jan 23, 2021Observed: 2.92 ft at 5:15PM Jan 23, 2021Observed: 2.92 ft at 5:30PM Jan 23, 2021Observed: 2.92 ft at 5:45PM Jan 23, 2021Observed: 2.91 ft at 6:00PM Jan 23, 2021Observed: 2.91 ft at 6:15PM Jan 23, 2021Observed: 2.92 ft at 6:30PM Jan 23, 2021Observed: 2.91 ft at 6:45PM Jan 23, 2021Observed: 2.91 ft at 7:00PM Jan 23, 2021Observed: 2.91 ft at 7:15PM Jan 23, 2021Observed: 2.91 ft at 7:30PM Jan 23, 2021Observed: 2.91 ft at 7:45PM Jan 23, 2021Observed: 2.91 ft at 8:00PM Jan 23, 2021Observed: 2.9 ft at 8:15PM Jan 23, 2021Observed: 2.91 ft at 8:30PM Jan 23, 2021Observed: 2.9 ft at 8:45PM Jan 23, 2021Observed: 2.91 ft at 9:00PM Jan 23, 2021Observed: 2.91 ft at 9:15PM Jan 23, 2021Observed: 2.9 ft at 9:30PM Jan 23, 2021Observed: 2.9 ft at 9:45PM Jan 23, 2021Observed: 2.9 ft at 10:00PM Jan 23, 2021Observed: 2.9 ft at 10:15PM Jan 23, 2021Observed: 2.89 ft at 10:30PM Jan 23, 2021Observed: 2.89 ft at 10:45PM Jan 23, 2021Observed: 2.88 ft at 11:00PM Jan 23, 2021Observed: 2.89 ft at 11:15PM Jan 23, 2021Observed: 2.87 ft at 11:30PM Jan 23, 2021Observed: 2.88 ft at 11:45PM Jan 23, 2021Observed: 2.87 ft at 12:00AM Jan 24, 2021Observed: 2.87 ft at 12:15AM Jan 24, 2021Observed: 2.86 ft at 12:30AM Jan 24, 2021Observed: 2.87 ft at 12:45AM Jan 24, 2021Observed: 2.86 ft at 1:00AM Jan 24, 2021Observed: 2.85 ft at 1:15AM Jan 24, 2021Observed: 2.84 ft at 1:30AM Jan 24, 2021Observed: 2.84 ft at 1:45AM Jan 24, 2021Observed: 2.83 ft at 2:00AM Jan 24, 2021Observed: 2.82 ft at 2:15AM Jan 24, 2021Observed: 2.81 ft at 2:30AM Jan 24, 2021Observed: 2.81 ft at 2:45AM Jan 24, 2021Observed: 2.8 ft at 3:00AM Jan 24, 2021Observed: 2.8 ft at 3:15AM Jan 24, 2021Observed: 2.79 ft at 3:30AM Jan 24, 2021Observed: 2.79 ft at 3:45AM Jan 24, 2021Observed: 2.79 ft at 4:00AM Jan 24, 2021Observed: 2.78 ft at 4:15AM Jan 24, 2021Observed: 2.77 ft at 4:30AM Jan 24, 2021Observed: 2.77 ft at 4:45AM Jan 24, 2021Observed: 2.76 ft at 5:00AM Jan 24, 2021Observed: 2.75 ft at 5:15AM Jan 24, 2021Observed: 2.75 ft at 5:30AM Jan 24, 2021Observed: 2.74 ft at 5:45AM Jan 24, 2021Observed: 2.74 ft at 6:00AM Jan 24, 2021Observed: 2.74 ft at 6:15AM Jan 24, 2021Observed: 2.74 ft at 6:30AM Jan 24, 2021Observed: 2.74 ft at 6:45AM Jan 24, 2021Observed: 2.73 ft at 7:00AM Jan 24, 2021Observed: 2.71 ft at 7:15AM Jan 24, 2021Observed: 2.71 ft at 7:30AM Jan 24, 2021Observed: 2.69 ft at 7:45AM Jan 24, 2021Observed: 2.68 ft at 8:00AM Jan 24, 2021Observed: 2.71 ft at 8:15AM Jan 24, 2021Observed: 2.71 ft at 8:30AM Jan 24, 2021Observed: 2.71 ft at 8:45AM Jan 24, 2021Observed: 2.7 ft at 9:00AM Jan 24, 2021Observed: 2.69 ft at 9:15AM Jan 24, 2021Observed: 2.69 ft at 9:30AM Jan 24, 2021Observed: 2.69 ft at 9:45AM Jan 24, 2021Observed: 2.7 ft at 10:00AM Jan 24, 2021Observed: 2.69 ft at 10:15AM Jan 24, 2021Observed: 2.69 ft at 10:30AM Jan 24, 2021Observed: 2.69 ft at 10:45AM Jan 24, 2021Observed: 2.71 ft at 11:00AM Jan 24, 2021Observed: 2.71 ft at 11:15AM Jan 24, 2021Observed: 2.71 ft at 11:30AM Jan 24, 2021Observed: 2.72 ft at 11:45AM Jan 24, 2021Observed: 2.72 ft at 12:00PM Jan 24, 2021Observed: 2.73 ft at 12:15PM Jan 24, 2021Observed: 2.74 ft at 12:30PM Jan 24, 2021Observed: 2.75 ft at 12:45PM Jan 24, 2021Observed: 2.74 ft at 1:00PM Jan 24, 2021Observed: 2.75 ft at 1:15PM Jan 24, 2021Observed: 2.75 ft at 1:30PM Jan 24, 2021Observed: 2.76 ft at 1:45PM Jan 24, 2021Observed: 2.76 ft at 2:00PM Jan 24, 2021Observed: 2.76 ft at 2:15PM Jan 24, 2021Observed: 2.76 ft at 2:30PM Jan 24, 2021Observed: 2.75 ft at 2:45PM Jan 24, 2021Observed: 2.75 ft at 3:00PM Jan 24, 2021Observed: 2.75 ft at 3:15PM Jan 24, 2021Observed: 2.75 ft at 3:30PM Jan 24, 2021Observed: 2.76 ft at 3:45PM Jan 24, 2021Observed: 2.75 ft at 4:00PM Jan 24, 2021Observed: 2.75 ft at 4:15PM Jan 24, 2021Observed: 2.75 ft at 4:30PM Jan 24, 2021Observed: 2.75 ft at 4:45PM Jan 24, 2021Observed: 2.75 ft at 5:00PM Jan 24, 2021Observed: 2.75 ft at 5:15PM Jan 24, 2021Observed: 2.75 ft at 5:30PM Jan 24, 2021Observed: 2.75 ft at 5:45PM Jan 24, 2021Observed: 2.76 ft at 6:00PM Jan 24, 2021Observed: 2.75 ft at 6:15PM Jan 24, 2021Observed: 2.76 ft at 6:30PM Jan 24, 2021Observed: 2.76 ft at 6:45PM Jan 24, 2021Observed: 2.76 ft at 7:00PM Jan 24, 2021Observed: 2.75 ft at 7:15PM Jan 24, 2021Observed: 2.75 ft at 7:30PM Jan 24, 2021Observed: 2.76 ft at 7:45PM Jan 24, 2021Observed: 2.76 ft at 8:00PM Jan 24, 2021Observed: 2.75 ft at 8:15PM Jan 24, 2021Observed: 2.75 ft at 8:30PM Jan 24, 2021Observed: 2.75 ft at 8:45PM Jan 24, 2021Observed: 2.75 ft at 9:00PM Jan 24, 2021Observed: 2.76 ft at 9:15PM Jan 24, 2021Observed: 2.75 ft at 9:30PM Jan 24, 2021Observed: 2.76 ft at 9:45PM Jan 24, 2021Observed: 2.75 ft at 10:00PM Jan 24, 2021Observed: 2.75 ft at 10:15PM Jan 24, 2021Observed: 2.74 ft at 10:30PM Jan 24, 2021Observed: 2.74 ft at 10:45PM Jan 24, 2021Observed: 2.74 ft at 11:00PM Jan 24, 2021Observed: 2.74 ft at 11:15PM Jan 24, 2021Observed: 2.74 ft at 11:30PM Jan 24, 2021Observed: 2.74 ft at 11:45PM Jan 24, 2021Observed: 2.73 ft at 12:00AM Jan 25, 2021Observed: 2.73 ft at 12:15AM Jan 25, 2021Observed: 2.72 ft at 12:30AM Jan 25, 2021Observed: 2.72 ft at 12:45AM Jan 25, 2021Observed: 2.71 ft at 1:00AM Jan 25, 2021Observed: 2.7 ft at 1:15AM Jan 25, 2021Observed: 2.7 ft at 1:30AM Jan 25, 2021Observed: 2.7 ft at 1:45AM Jan 25, 2021Observed: 2.69 ft at 2:00AM Jan 25, 2021Observed: 2.69 ft at 2:15AM Jan 25, 2021Observed: 2.68 ft at 2:30AM Jan 25, 2021Observed: 2.68 ft at 2:45AM Jan 25, 2021Observed: 2.66 ft at 3:00AM Jan 25, 2021Observed: 2.66 ft at 3:15AM Jan 25, 2021Observed: 2.66 ft at 3:30AM Jan 25, 2021Observed: 2.65 ft at 3:45AM Jan 25, 2021Observed: 2.65 ft at 4:00AM Jan 25, 2021Observed: 2.64 ft at 4:15AM Jan 25, 2021Observed: 2.64 ft at 4:30AM Jan 25, 2021Observed: 2.63 ft at 4:45AM Jan 25, 2021Observed: 2.63 ft at 5:00AM Jan 25, 2021Observed: 2.62 ft at 5:15AM Jan 25, 2021Observed: 2.62 ft at 5:30AM Jan 25, 2021USGS--Water Resources of the United StatesEHDC3(plotting HGIRG) Graph Created (6:30AM Jan 25, 2021)ObservedLatest observed value: 2.62 ft at 5:30 AM EST 25-Jan-2021. Flood Stage is 9 ft
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (EST)
XML Data
RSS Files
Datum: NGVD29
Metadata
NOTE: Stage may be affected by ice.

NOTE: Forecasts are not available for the Hockanum River at East Hartford. Only observed stages are available for this point.

Return to Area Map
Flood Categories (in feet)
Major Flood Stage: 13
Moderate Flood Stage: 11
Flood Stage: 9
Action Stage: 7
Low Stage (in feet): -9999

Historic Crests
(1) 13.78 ft on 09/21/1938
(2) 12.03 ft on 10/15/2005
(3) 11.93 ft on 01/25/1979
(4) 10.85 ft on 06/06/1982
(5) 10.46 ft on 08/19/1955
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 9.06 ft on 08/28/2011
(2) 9.54 ft on 03/07/2011
(3) 9.43 ft on 12/12/2008
(4) 12.03 ft on 10/15/2005
(5) 7.52 ft on 04/14/2004
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
12 Impacted areas include lower lying spots on Arbitus and Preston Streets, as well as Burnside Ave.
10.5 Floodwaters begin to back up behind the Walnut Street Bridge.
9.5 The river begins to flood Burnside Ave, Route 44, in East Hartford.
About This Location Collapse

Latitude: 41.783056° N, Longitude: 72.587778° W, Horizontal Datum: NAD27

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 9 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 53.60 62.60 Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other NULL NULL  

Current/Historical Observations:
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
Boston / Norton Weather Forecast Office
46 Commerce Way
Norton, MA 02766
(508) 622-3250
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