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Hydrograph River at a Glance Download
Blackstone River at Northbridge Stage (ft)Flow (kcfs)Highest Observation: 3.92 ft at 3:45PM Jul 02, 2015Highest Observation: 3.92 ft at 4:00PM Jul 02, 2015Highest Observation: 3.92 ft at 4:15PM Jul 02, 2015Highest Observation: 3.92 ft at 4:30PM Jul 02, 2015Highest Observation: 3.92 ft at 4:45PM Jul 02, 2015Highest Observation: 3.92 ft at 5:00PM Jul 02, 2015Highest Observation: 3.92 ft at 5:15PM Jul 02, 2015Highest Observation: 3.92 ft at 5:30PM Jul 02, 2015Highest Observation: 3.92 ft at 5:45PM Jul 02, 2015Highest Observation: 3.92 ft at 6:00PM Jul 02, 2015Highest Observation: 3.92 ft at 6:15PM Jul 02, 2015Highest Observation: 3.92 ft at 6:30PM Jul 02, 2015Highest Observation: 3.92 ft at 6:45PM Jul 02, 2015Highest Observation: 3.92 ft at 7:00PM Jul 02, 2015Highest Observation: 3.92 ft at 7:15PM Jul 02, 2015Highest Observation: 3.92 ft at 7:30PM Jul 02, 2015Highest Observation: 3.92 ft at 7:31PM Jul 02, 2015Highest Observation: 3.92 ft at 7:45PM Jul 02, 2015Highest Observation: 3.92 ft at 8:00PM Jul 02, 2015Highest Observation: 3.92 ft at 8:15PM Jul 02, 2015Observed: 3.91 ft at 8:30PM Jul 02, 2015Observed: 3.91 ft at 8:45PM Jul 02, 2015Observed: 3.91 ft at 9:00PM Jul 02, 2015Observed: 3.91 ft at 9:15PM Jul 02, 2015Observed: 3.91 ft at 9:30PM Jul 02, 2015Observed: 3.91 ft at 9:45PM Jul 02, 2015Observed: 3.9 ft at 10:00PM Jul 02, 2015Observed: 3.9 ft at 10:15PM Jul 02, 2015Observed: 3.9 ft at 10:30PM Jul 02, 2015Observed: 3.9 ft at 10:45PM Jul 02, 2015Observed: 3.9 ft at 11:00PM Jul 02, 2015Observed: 3.9 ft at 11:15PM Jul 02, 2015Observed: 3.9 ft at 11:30PM Jul 02, 2015Observed: 3.89 ft at 11:45PM Jul 02, 2015Observed: 3.89 ft at 12:00AM Jul 03, 2015Observed: 3.89 ft at 12:15AM Jul 03, 2015Observed: 3.89 ft at 12:30AM Jul 03, 2015Observed: 3.89 ft at 12:45AM Jul 03, 2015Observed: 3.89 ft at 1:00AM Jul 03, 2015Observed: 3.89 ft at 1:15AM Jul 03, 2015Observed: 3.88 ft at 1:30AM Jul 03, 2015Observed: 3.88 ft at 1:31AM Jul 03, 2015Observed: 3.88 ft at 1:45AM Jul 03, 2015Observed: 3.88 ft at 2:00AM Jul 03, 2015Observed: 3.88 ft at 2:15AM Jul 03, 2015Observed: 3.88 ft at 2:30AM Jul 03, 2015Observed: 3.88 ft at 2:45AM Jul 03, 2015Observed: 3.87 ft at 3:00AM Jul 03, 2015Observed: 3.87 ft at 3:15AM Jul 03, 2015Observed: 3.87 ft at 3:30AM Jul 03, 2015Observed: 3.87 ft at 3:45AM Jul 03, 2015Observed: 3.87 ft at 4:00AM Jul 03, 2015Observed: 3.86 ft at 4:15AM Jul 03, 2015Observed: 3.86 ft at 4:30AM Jul 03, 2015Observed: 3.86 ft at 4:45AM Jul 03, 2015Observed: 3.86 ft at 5:00AM Jul 03, 2015Observed: 3.86 ft at 5:15AM Jul 03, 2015Observed: 3.85 ft at 5:30AM Jul 03, 2015Observed: 3.85 ft at 5:45AM Jul 03, 2015Observed: 3.85 ft at 6:00AM Jul 03, 2015Observed: 3.85 ft at 6:15AM Jul 03, 2015Observed: 3.85 ft at 6:30AM Jul 03, 2015Observed: 3.84 ft at 6:45AM Jul 03, 2015Observed: 3.84 ft at 7:00AM Jul 03, 2015Observed: 3.84 ft at 7:15AM Jul 03, 2015Observed: 3.84 ft at 7:30AM Jul 03, 2015Observed: 3.83 ft at 7:45AM Jul 03, 2015Observed: 3.83 ft at 8:00AM Jul 03, 2015Observed: 3.83 ft at 8:15AM Jul 03, 2015Observed: 3.83 ft at 8:30AM Jul 03, 2015Observed: 3.82 ft at 8:45AM Jul 03, 2015Observed: 3.82 ft at 9:00AM Jul 03, 2015Observed: 3.82 ft at 9:15AM Jul 03, 2015Observed: 3.82 ft at 9:30AM Jul 03, 2015Observed: 3.81 ft at 9:45AM Jul 03, 2015Observed: 3.81 ft at 10:00AM Jul 03, 2015Observed: 3.81 ft at 10:15AM Jul 03, 2015Observed: 3.81 ft at 10:30AM Jul 03, 2015Observed: 3.81 ft at 10:45AM Jul 03, 2015Observed: 3.8 ft at 11:00AM Jul 03, 2015Observed: 3.8 ft at 11:15AM Jul 03, 2015Observed: 3.8 ft at 11:30AM Jul 03, 2015Observed: 3.8 ft at 11:45AM Jul 03, 2015Observed: 3.8 ft at 12:00PM Jul 03, 2015Observed: 3.8 ft at 12:15PM Jul 03, 2015Observed: 3.8 ft at 12:30PM Jul 03, 2015Observed: 3.79 ft at 12:45PM Jul 03, 2015Observed: 3.79 ft at 1:00PM Jul 03, 2015Observed: 3.79 ft at 1:15PM Jul 03, 2015Observed: 3.79 ft at 1:30PM Jul 03, 2015Observed: 3.79 ft at 1:45PM Jul 03, 2015Observed: 3.79 ft at 2:00PM Jul 03, 2015Observed: 3.79 ft at 2:15PM Jul 03, 2015Observed: 3.78 ft at 2:30PM Jul 03, 2015Observed: 3.78 ft at 2:45PM Jul 03, 2015Observed: 3.78 ft at 3:00PM Jul 03, 2015Observed: 3.78 ft at 3:15PM Jul 03, 2015Observed: 3.78 ft at 3:30PM Jul 03, 2015Observed: 3.78 ft at 3:45PM Jul 03, 2015Observed: 3.78 ft at 4:00PM Jul 03, 2015Observed: 3.79 ft at 4:15PM Jul 03, 2015Observed: 3.79 ft at 4:30PM Jul 03, 2015Observed: 3.79 ft at 4:45PM Jul 03, 2015Observed: 3.79 ft at 5:00PM Jul 03, 2015Observed: 3.79 ft at 5:15PM Jul 03, 2015Observed: 3.79 ft at 5:30PM Jul 03, 2015Observed: 3.79 ft at 5:45PM Jul 03, 2015Observed: 3.79 ft at 6:00PM Jul 03, 2015Observed: 3.79 ft at 6:15PM Jul 03, 2015Observed: 3.79 ft at 6:30PM Jul 03, 2015Observed: 3.79 ft at 6:45PM Jul 03, 2015Observed: 3.79 ft at 7:00PM Jul 03, 2015Observed: 3.79 ft at 7:15PM Jul 03, 2015Observed: 3.79 ft at 7:30PM Jul 03, 2015Observed: 3.79 ft at 7:31PM Jul 03, 2015Observed: 3.79 ft at 7:45PM Jul 03, 2015Observed: 3.79 ft at 8:00PM Jul 03, 2015Observed: 3.79 ft at 8:15PM Jul 03, 2015Observed: 3.79 ft at 8:30PM Jul 03, 2015Observed: 3.79 ft at 8:45PM Jul 03, 2015Observed: 3.79 ft at 9:00PM Jul 03, 2015Observed: 3.79 ft at 9:15PM Jul 03, 2015Observed: 3.79 ft at 9:30PM Jul 03, 2015Observed: 3.78 ft at 9:45PM Jul 03, 2015Observed: 3.78 ft at 10:00PM Jul 03, 2015Observed: 3.78 ft at 10:15PM Jul 03, 2015Observed: 3.78 ft at 10:30PM Jul 03, 2015Observed: 3.78 ft at 10:45PM Jul 03, 2015Observed: 3.78 ft at 11:00PM Jul 03, 2015Observed: 3.78 ft at 11:15PM Jul 03, 2015Observed: 3.78 ft at 11:30PM Jul 03, 2015Observed: 3.78 ft at 11:45PM Jul 03, 2015Observed: 3.78 ft at 12:00AM Jul 04, 2015Observed: 3.78 ft at 12:15AM Jul 04, 2015Observed: 3.77 ft at 12:30AM Jul 04, 2015Observed: 3.77 ft at 12:45AM Jul 04, 2015Observed: 3.77 ft at 1:00AM Jul 04, 2015Observed: 3.77 ft at 1:15AM Jul 04, 2015Observed: 3.77 ft at 1:30AM Jul 04, 2015Observed: 3.77 ft at 1:45AM Jul 04, 2015Observed: 3.76 ft at 2:00AM Jul 04, 2015Observed: 3.76 ft at 2:15AM Jul 04, 2015Observed: 3.76 ft at 2:30AM Jul 04, 2015Observed: 3.76 ft at 2:45AM Jul 04, 2015Observed: 3.76 ft at 3:00AM Jul 04, 2015Observed: 3.76 ft at 3:15AM Jul 04, 2015Observed: 3.75 ft at 3:30AM Jul 04, 2015Observed: 3.75 ft at 3:45AM Jul 04, 2015Observed: 3.75 ft at 4:00AM Jul 04, 2015Observed: 3.75 ft at 4:15AM Jul 04, 2015Observed: 3.75 ft at 4:30AM Jul 04, 2015Observed: 3.75 ft at 4:45AM Jul 04, 2015Observed: 3.74 ft at 5:00AM Jul 04, 2015Observed: 3.74 ft at 5:15AM Jul 04, 2015Observed: 3.74 ft at 5:30AM Jul 04, 2015Observed: 3.74 ft at 5:45AM Jul 04, 2015Observed: 3.74 ft at 6:00AM Jul 04, 2015Observed: 3.74 ft at 6:15AM Jul 04, 2015Observed: 3.73 ft at 6:30AM Jul 04, 2015Observed: 3.73 ft at 6:45AM Jul 04, 2015Observed: 3.73 ft at 7:00AM Jul 04, 2015Observed: 3.73 ft at 7:15AM Jul 04, 2015Observed: 3.73 ft at 7:30AM Jul 04, 2015Observed: 3.73 ft at 7:45AM Jul 04, 2015Observed: 3.72 ft at 8:00AM Jul 04, 2015Observed: 3.72 ft at 8:15AM Jul 04, 2015Observed: 3.72 ft at 8:30AM Jul 04, 2015Observed: 3.72 ft at 8:45AM Jul 04, 2015Observed: 3.72 ft at 9:00AM Jul 04, 2015Observed: 3.71 ft at 9:15AM Jul 04, 2015Observed: 3.71 ft at 9:30AM Jul 04, 2015Observed: 3.71 ft at 9:45AM Jul 04, 2015Observed: 3.71 ft at 10:00AM Jul 04, 2015Observed: 3.71 ft at 10:15AM Jul 04, 2015Observed: 3.7 ft at 10:30AM Jul 04, 2015Observed: 3.7 ft at 10:45AM Jul 04, 2015Observed: 3.7 ft at 11:00AM Jul 04, 2015Observed: 3.7 ft at 11:15AM Jul 04, 2015Observed: 3.7 ft at 11:30AM Jul 04, 2015Observed: 3.69 ft at 11:45AM Jul 04, 2015Observed: 3.69 ft at 12:00PM Jul 04, 2015Observed: 3.69 ft at 12:15PM Jul 04, 2015Observed: 3.69 ft at 12:30PM Jul 04, 2015Observed: 3.69 ft at 12:45PM Jul 04, 2015Observed: 3.68 ft at 1:00PM Jul 04, 2015Observed: 3.68 ft at 1:15PM Jul 04, 2015Observed: 3.68 ft at 1:30PM Jul 04, 2015Observed: 3.68 ft at 1:31PM Jul 04, 2015Observed: 3.68 ft at 1:45PM Jul 04, 2015Observed: 3.68 ft at 2:00PM Jul 04, 2015Observed: 3.68 ft at 2:15PM Jul 04, 2015Observed: 3.68 ft at 2:30PM Jul 04, 2015Observed: 3.67 ft at 2:45PM Jul 04, 2015Observed: 3.67 ft at 3:00PM Jul 04, 2015Observed: 3.67 ft at 3:15PM Jul 04, 2015Observed: 3.67 ft at 3:30PM Jul 04, 2015Observed: 3.68 ft at 3:45PM Jul 04, 2015Observed: 3.68 ft at 4:00PM Jul 04, 2015Observed: 3.67 ft at 4:15PM Jul 04, 2015Observed: 3.68 ft at 4:30PM Jul 04, 2015Observed: 3.68 ft at 4:45PM Jul 04, 2015Observed: 3.68 ft at 5:00PM Jul 04, 2015Observed: 3.67 ft at 5:15PM Jul 04, 2015Observed: 3.68 ft at 5:30PM Jul 04, 2015Observed: 3.68 ft at 5:45PM Jul 04, 2015Observed: 3.68 ft at 6:00PM Jul 04, 2015Observed: 3.68 ft at 6:15PM Jul 04, 2015Observed: 3.68 ft at 6:30PM Jul 04, 2015Observed: 3.68 ft at 6:45PM Jul 04, 2015Observed: 3.69 ft at 7:00PM Jul 04, 2015Observed: 3.69 ft at 7:15PM Jul 04, 2015Observed: 3.69 ft at 7:30PM Jul 04, 2015Observed: 3.69 ft at 7:45PM Jul 04, 2015Observed: 3.69 ft at 8:00PM Jul 04, 2015Observed: 3.69 ft at 8:15PM Jul 04, 2015Observed: 3.69 ft at 8:30PM Jul 04, 2015Observed: 3.7 ft at 8:45PM Jul 04, 2015Observed: 3.7 ft at 9:00PM Jul 04, 2015Observed: 3.7 ft at 9:15PM Jul 04, 2015Observed: 3.7 ft at 9:30PM Jul 04, 2015Observed: 3.7 ft at 9:45PM Jul 04, 2015Observed: 3.7 ft at 10:00PM Jul 04, 2015Observed: 3.7 ft at 10:15PM Jul 04, 2015Observed: 3.7 ft at 10:30PM Jul 04, 2015Observed: 3.7 ft at 10:45PM Jul 04, 2015Observed: 3.7 ft at 11:00PM Jul 04, 2015Observed: 3.7 ft at 11:15PM Jul 04, 2015Observed: 3.69 ft at 11:30PM Jul 04, 2015Observed: 3.69 ft at 11:45PM Jul 04, 2015Observed: 3.69 ft at 12:00AM Jul 05, 2015Observed: 3.69 ft at 12:15AM Jul 05, 2015Observed: 3.69 ft at 12:30AM Jul 05, 2015Observed: 3.69 ft at 12:45AM Jul 05, 2015Observed: 3.69 ft at 1:00AM Jul 05, 2015Observed: 3.69 ft at 1:15AM Jul 05, 2015Observed: 3.69 ft at 1:30AM Jul 05, 2015Observed: 3.69 ft at 1:31AM Jul 05, 2015Observed: 3.69 ft at 1:45AM Jul 05, 2015Observed: 3.68 ft at 2:00AM Jul 05, 2015Observed: 3.68 ft at 2:15AM Jul 05, 2015Observed: 3.68 ft at 2:30AM Jul 05, 2015Observed: 3.68 ft at 2:45AM Jul 05, 2015Observed: 3.68 ft at 3:00AM Jul 05, 2015Observed: 3.68 ft at 3:15AM Jul 05, 2015Observed: 3.67 ft at 3:30AM Jul 05, 2015Observed: 3.67 ft at 3:45AM Jul 05, 2015Observed: 3.67 ft at 4:00AM Jul 05, 2015Observed: 3.67 ft at 4:15AM Jul 05, 2015Observed: 3.67 ft at 4:30AM Jul 05, 2015Observed: 3.67 ft at 4:45AM Jul 05, 2015Observed: 3.67 ft at 5:00AM Jul 05, 2015Observed: 3.67 ft at 5:15AM Jul 05, 2015Observed: 3.67 ft at 5:30AM Jul 05, 2015Observed: 3.67 ft at 5:45AM Jul 05, 2015Observed: 3.67 ft at 6:00AM Jul 05, 2015Observed: 3.66 ft at 6:15AM Jul 05, 2015Observed: 3.66 ft at 6:30AM Jul 05, 2015Observed: 3.66 ft at 6:45AM Jul 05, 2015Observed: 3.66 ft at 7:00AM Jul 05, 2015Observed: 3.66 ft at 7:15AM Jul 05, 2015Observed: 3.66 ft at 7:30AM Jul 05, 2015Observed: 3.65 ft at 7:45AM Jul 05, 2015Observed: 3.65 ft at 8:00AM Jul 05, 2015Observed: 3.65 ft at 8:15AM Jul 05, 2015Observed: 3.65 ft at 8:30AM Jul 05, 2015Observed: 3.65 ft at 8:45AM Jul 05, 2015Observed: 3.65 ft at 9:00AM Jul 05, 2015Observed: 3.65 ft at 9:15AM Jul 05, 2015Observed: 3.65 ft at 9:30AM Jul 05, 2015Observed: 3.64 ft at 9:45AM Jul 05, 2015Observed: 3.64 ft at 10:00AM Jul 05, 2015Observed: 3.64 ft at 10:15AM Jul 05, 2015Observed: 3.64 ft at 10:30AM Jul 05, 2015Observed: 3.64 ft at 10:45AM Jul 05, 2015Observed: 3.64 ft at 11:00AM Jul 05, 2015Observed: 3.63 ft at 11:15AM Jul 05, 2015Observed: 3.63 ft at 11:30AM Jul 05, 2015Observed: 3.63 ft at 11:45AM Jul 05, 2015Observed: 3.63 ft at 12:00PM Jul 05, 2015Observed: 3.63 ft at 12:15PM Jul 05, 2015Observed: 3.63 ft at 12:30PM Jul 05, 2015Observed: 3.63 ft at 12:45PM Jul 05, 2015Observed: 3.63 ft at 1:00PM Jul 05, 2015Observed: 3.63 ft at 1:15PM Jul 05, 2015Observed: 3.63 ft at 1:30PM Jul 05, 2015Observed: 3.63 ft at 1:45PM Jul 05, 2015Observed: 3.63 ft at 2:00PM Jul 05, 2015Observed: 3.63 ft at 2:15PM Jul 05, 2015Observed: 3.63 ft at 2:30PM Jul 05, 2015USGS--Water Resources of the United StatesNBRM3(plotting HGIRG) Graph Created (3:31PM Jul 5, 2015)ObservedLatest observed value: 3.63 ft at 2:30 PM EDT 5-Jul-2015. Flood Stage is 9 ft
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About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: NGVD29
Metadata
NOTE: Gauge reading may be affected by ice. Forecast flows are unadjusted for ice.

NOTE: Forecasts for the Blackstone River at Northbridge are issued as needed during times of high water, but are not routinely available.

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Downstream Gauge Downstream Gauge - at Woonsocket
Flood Categories (in feet)
Major Flood Stage: 14
Moderate Flood Stage: 12
Flood Stage: 9
Action Stage: 8
Low Stage (in feet): 0

Historic Crests
(1) 16.70 ft on 08/20/1955
(2) 13.65 ft on 10/15/2005
(3) 12.48 ft on 01/25/1979
(4) 11.36 ft on 09/12/1954
(5) 10.70 ft on 03/10/1998
(6) 10.69 ft on 03/31/2010
(7) 10.54 ft on 09/08/2011
(8) 10.50 ft on 04/16/2007
(9) 10.50 ft on 12/12/2008
(10) 10.36 ft on 08/29/2011
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 10.54 ft on 09/08/2011
(2) 10.36 ft on 08/29/2011
(3) 9.32 ft on 03/07/2011
(4) 10.69 ft on 03/31/2010
(5) 9.40 ft on 02/26/2010
(6) 10.50 ft on 12/12/2008
(7) 9.13 ft on 09/07/2008
(8) 9.24 ft on 03/09/2008
(9) 10.50 ft on 04/16/2007
(10) 13.65 ft on 10/15/2005
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
16 Widespread flooding is expected along the river. Numerous residences along Main Street along and downstream of the Sutton Street Bridge will experience flooding.
13 This is a serious flood event. Flooding will spread into residences along the river on Main Street. Flooding will affect low lying areas from Northbridge to Millville. Buisnesses along the river should take the necessary actions to protect property along the river.
11 Flooding is expected along the river from Northbridge through Uxbridge and Millville. Flooding will affect some homes and businesses along the river in these towns.
9 Flooding of low lying areas along the river bank is likely between Northbridge and the Rhode Island and Massachusetts border.
About This Location Collapse

Latitude: 42.153611° N, Longitude: 71.652500° 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 29 255.0 264.0 Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other NULL NULL  

Current/Historical Observations:

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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
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Page last modified: 12-Feb-2015 9:34 PM
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