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Hydrograph River at a Glance Download
Smith River  (NH) at Bristol Stage (ft)Flow (kcfs)Observed: 2.01 ft at 12:15PM May 26, 2015Observed: 2.02 ft at 12:30PM May 26, 2015Observed: 2.02 ft at 12:45PM May 26, 2015Observed: 2.02 ft at 1:00PM May 26, 2015Observed: 2.01 ft at 1:15PM May 26, 2015Observed: 2.01 ft at 1:30PM May 26, 2015Observed: 2.01 ft at 1:45PM May 26, 2015Observed: 2.01 ft at 2:00PM May 26, 2015Observed: 2.02 ft at 2:15PM May 26, 2015Observed: 2.01 ft at 2:30PM May 26, 2015Observed: 2.01 ft at 2:45PM May 26, 2015Observed: 2.01 ft at 3:00PM May 26, 2015Observed: 2.01 ft at 3:15PM May 26, 2015Observed: 2.01 ft at 3:16PM May 26, 2015Observed: 2.01 ft at 3:30PM May 26, 2015Observed: 2.01 ft at 3:45PM May 26, 2015Observed: 2.01 ft at 4:00PM May 26, 2015Observed: 2.01 ft at 4:15PM May 26, 2015Observed: 2 ft at 4:30PM May 26, 2015Observed: 2 ft at 4:45PM May 26, 2015Observed: 2 ft at 5:00PM May 26, 2015Observed: 2 ft at 5:15PM May 26, 2015Observed: 2 ft at 5:30PM May 26, 2015Observed: 2 ft at 5:45PM May 26, 2015Observed: 2 ft at 6:00PM May 26, 2015Observed: 2 ft at 6:15PM May 26, 2015Observed: 2 ft at 6:30PM May 26, 2015Observed: 2 ft at 6:45PM May 26, 2015Observed: 2 ft at 7:00PM May 26, 2015Observed: 2 ft at 7:15PM May 26, 2015Observed: 2 ft at 7:30PM May 26, 2015Observed: 1.99 ft at 7:45PM May 26, 2015Observed: 1.99 ft at 8:00PM May 26, 2015Observed: 1.99 ft at 8:15PM May 26, 2015Observed: 1.99 ft at 8:30PM May 26, 2015Observed: 1.99 ft at 8:45PM May 26, 2015Observed: 1.99 ft at 9:00PM May 26, 2015Observed: 1.99 ft at 9:15PM May 26, 2015Observed: 1.99 ft at 9:30PM May 26, 2015Observed: 1.99 ft at 9:45PM May 26, 2015Observed: 1.99 ft at 10:00PM May 26, 2015Observed: 1.99 ft at 10:15PM May 26, 2015Observed: 1.99 ft at 10:30PM May 26, 2015Observed: 1.98 ft at 10:45PM May 26, 2015Observed: 1.98 ft at 11:00PM May 26, 2015Observed: 1.98 ft at 11:15PM May 26, 2015Observed: 1.98 ft at 11:30PM May 26, 2015Observed: 1.98 ft at 11:45PM May 26, 2015Observed: 1.98 ft at 12:00AM May 27, 2015Observed: 1.98 ft at 12:15AM May 27, 2015Observed: 1.98 ft at 12:30AM May 27, 2015Observed: 1.98 ft at 12:45AM May 27, 2015Observed: 1.98 ft at 1:00AM May 27, 2015Observed: 1.98 ft at 1:15AM May 27, 2015Observed: 1.98 ft at 1:30AM May 27, 2015Observed: 1.98 ft at 1:45AM May 27, 2015Observed: 1.98 ft at 2:00AM May 27, 2015Observed: 1.97 ft at 2:15AM May 27, 2015Observed: 1.97 ft at 2:30AM May 27, 2015Observed: 1.97 ft at 2:45AM May 27, 2015Observed: 1.97 ft at 3:00AM May 27, 2015Observed: 1.97 ft at 3:15AM May 27, 2015Observed: 1.97 ft at 3:30AM May 27, 2015Observed: 1.97 ft at 3:31AM May 27, 2015Observed: 1.97 ft at 3:45AM May 27, 2015Observed: 1.97 ft at 4:00AM May 27, 2015Observed: 1.97 ft at 4:15AM May 27, 2015Observed: 1.97 ft at 4:30AM May 27, 2015Observed: 1.97 ft at 4:45AM May 27, 2015Observed: 1.97 ft at 5:00AM May 27, 2015Observed: 1.97 ft at 5:15AM May 27, 2015Observed: 1.97 ft at 5:30AM May 27, 2015Observed: 1.98 ft at 5:45AM May 27, 2015Observed: 1.97 ft at 6:00AM May 27, 2015Observed: 1.97 ft at 6:15AM May 27, 2015Observed: 1.97 ft at 6:30AM May 27, 2015Observed: 1.97 ft at 6:45AM May 27, 2015Observed: 1.97 ft at 7:00AM May 27, 2015Observed: 1.97 ft at 7:15AM May 27, 2015Observed: 1.97 ft at 7:30AM May 27, 2015Observed: 1.97 ft at 7:45AM May 27, 2015Observed: 1.97 ft at 8:00AM May 27, 2015Observed: 1.97 ft at 8:15AM May 27, 2015Observed: 1.97 ft at 8:30AM May 27, 2015Observed: 1.97 ft at 8:45AM May 27, 2015Observed: 1.97 ft at 9:00AM May 27, 2015Observed: 1.97 ft at 9:15AM May 27, 2015Observed: 1.97 ft at 9:30AM May 27, 2015Observed: 1.97 ft at 9:45AM May 27, 2015Observed: 1.97 ft at 10:00AM May 27, 2015Observed: 1.98 ft at 10:15AM May 27, 2015Observed: 1.98 ft at 10:30AM May 27, 2015Observed: 1.97 ft at 10:45AM May 27, 2015Observed: 1.97 ft at 11:00AM May 27, 2015Observed: 1.97 ft at 11:15AM May 27, 2015Observed: 1.97 ft at 11:30AM May 27, 2015Observed: 1.98 ft at 11:45AM May 27, 2015Observed: 1.98 ft at 12:00PM May 27, 2015Observed: 1.98 ft at 12:15PM May 27, 2015Observed: 1.97 ft at 12:30PM May 27, 2015Observed: 1.97 ft at 12:45PM May 27, 2015Observed: 1.97 ft at 1:00PM May 27, 2015Observed: 1.97 ft at 1:15PM May 27, 2015Observed: 1.97 ft at 1:30PM May 27, 2015Observed: 1.97 ft at 1:45PM May 27, 2015Observed: 1.97 ft at 2:00PM May 27, 2015Observed: 1.97 ft at 2:15PM May 27, 2015Observed: 1.97 ft at 2:30PM May 27, 2015Observed: 1.97 ft at 2:45PM May 27, 2015Observed: 1.97 ft at 3:00PM May 27, 2015Observed: 1.97 ft at 3:15PM May 27, 2015Observed: 1.97 ft at 3:30PM May 27, 2015Observed: 1.97 ft at 3:31PM May 27, 2015Observed: 1.96 ft at 3:45PM May 27, 2015Observed: 1.96 ft at 4:00PM May 27, 2015Observed: 1.96 ft at 4:15PM May 27, 2015Observed: 1.96 ft at 4:30PM May 27, 2015Observed: 1.96 ft at 4:45PM May 27, 2015Observed: 1.96 ft at 5:00PM May 27, 2015Observed: 1.96 ft at 5:15PM May 27, 2015Observed: 1.96 ft at 5:30PM May 27, 2015Observed: 1.95 ft at 5:45PM May 27, 2015Observed: 1.95 ft at 6:00PM May 27, 2015Observed: 1.95 ft at 6:15PM May 27, 2015Observed: 1.95 ft at 6:30PM May 27, 2015Observed: 1.97 ft at 6:45PM May 27, 2015Observed: 2.03 ft at 7:00PM May 27, 2015Observed: 2.04 ft at 7:15PM May 27, 2015Observed: 2.04 ft at 7:30PM May 27, 2015Observed: 2.05 ft at 7:45PM May 27, 2015Observed: 2.06 ft at 8:00PM May 27, 2015Observed: 2.08 ft at 8:15PM May 27, 2015Observed: 2.09 ft at 8:30PM May 27, 2015Observed: 2.09 ft at 8:45PM May 27, 2015Observed: 2.1 ft at 9:00PM May 27, 2015Observed: 2.11 ft at 9:15PM May 27, 2015Observed: 2.11 ft at 9:30PM May 27, 2015Observed: 2.11 ft at 9:31PM May 27, 2015Observed: 2.13 ft at 9:45PM May 27, 2015Observed: 2.15 ft at 10:00PM May 27, 2015Observed: 2.17 ft at 10:15PM May 27, 2015Observed: 2.19 ft at 10:30PM May 27, 2015Observed: 2.23 ft at 10:45PM May 27, 2015Observed: 2.25 ft at 11:00PM May 27, 2015Observed: 2.28 ft at 11:15PM May 27, 2015Observed: 2.31 ft at 11:30PM May 27, 2015Observed: 2.33 ft at 11:45PM May 27, 2015Observed: 2.37 ft at 12:00AM May 28, 2015Observed: 2.39 ft at 12:15AM May 28, 2015Observed: 2.42 ft at 12:30AM May 28, 2015Observed: 2.44 ft at 12:45AM May 28, 2015Observed: 2.45 ft at 1:00AM May 28, 2015Observed: 2.45 ft at 1:15AM May 28, 2015Observed: 2.45 ft at 1:30AM May 28, 2015Observed: 2.46 ft at 1:45AM May 28, 2015Observed: 2.46 ft at 2:00AM May 28, 2015Observed: 2.46 ft at 2:15AM May 28, 2015Observed: 2.45 ft at 2:30AM May 28, 2015Observed: 2.45 ft at 2:45AM May 28, 2015Observed: 2.44 ft at 3:00AM May 28, 2015Observed: 2.44 ft at 3:15AM May 28, 2015Observed: 2.44 ft at 3:30AM May 28, 2015Observed: 2.44 ft at 3:31AM May 28, 2015Observed: 2.44 ft at 3:45AM May 28, 2015Observed: 2.44 ft at 4:00AM May 28, 2015Observed: 2.44 ft at 4:15AM May 28, 2015Observed: 2.43 ft at 4:30AM May 28, 2015Observed: 2.43 ft at 4:45AM May 28, 2015Observed: 2.43 ft at 5:00AM May 28, 2015Observed: 2.43 ft at 5:15AM May 28, 2015Observed: 2.43 ft at 5:30AM May 28, 2015Observed: 2.43 ft at 5:45AM May 28, 2015Observed: 2.43 ft at 6:00AM May 28, 2015Observed: 2.43 ft at 6:15AM May 28, 2015Observed: 2.42 ft at 6:30AM May 28, 2015Observed: 2.42 ft at 6:45AM May 28, 2015Observed: 2.42 ft at 7:00AM May 28, 2015Observed: 2.42 ft at 7:15AM May 28, 2015Observed: 2.42 ft at 7:30AM May 28, 2015Observed: 2.41 ft at 7:45AM May 28, 2015Observed: 2.41 ft at 8:00AM May 28, 2015Observed: 2.41 ft at 8:15AM May 28, 2015Observed: 2.41 ft at 8:30AM May 28, 2015Observed: 2.41 ft at 8:45AM May 28, 2015Observed: 2.41 ft at 9:00AM May 28, 2015Observed: 2.4 ft at 9:15AM May 28, 2015Observed: 2.4 ft at 9:30AM May 28, 2015Observed: 2.4 ft at 9:31AM May 28, 2015Observed: 2.4 ft at 9:45AM May 28, 2015Observed: 2.4 ft at 10:00AM May 28, 2015Observed: 2.4 ft at 10:15AM May 28, 2015Observed: 2.4 ft at 10:30AM May 28, 2015Observed: 2.4 ft at 10:45AM May 28, 2015Observed: 2.4 ft at 11:00AM May 28, 2015Observed: 2.39 ft at 11:15AM May 28, 2015Observed: 2.39 ft at 11:30AM May 28, 2015Observed: 2.4 ft at 12:45PM May 28, 2015Observed: 2.39 ft at 1:00PM May 28, 2015Observed: 2.39 ft at 1:15PM May 28, 2015Observed: 2.39 ft at 1:30PM May 28, 2015Observed: 2.39 ft at 1:45PM May 28, 2015Observed: 2.39 ft at 2:00PM May 28, 2015Observed: 2.39 ft at 2:15PM May 28, 2015Observed: 2.39 ft at 2:30PM May 28, 2015Observed: 2.39 ft at 2:45PM May 28, 2015Observed: 2.39 ft at 3:00PM May 28, 2015Observed: 2.39 ft at 3:15PM May 28, 2015Observed: 2.39 ft at 3:30PM May 28, 2015Observed: 2.39 ft at 3:45PM May 28, 2015Observed: 2.39 ft at 4:00PM May 28, 2015Observed: 2.39 ft at 4:15PM May 28, 2015Observed: 2.39 ft at 4:30PM May 28, 2015Observed: 2.4 ft at 4:45PM May 28, 2015Observed: 2.4 ft at 5:00PM May 28, 2015Observed: 2.4 ft at 5:15PM May 28, 2015Observed: 2.4 ft at 5:30PM May 28, 2015Observed: 2.4 ft at 5:45PM May 28, 2015Observed: 2.4 ft at 6:00PM May 28, 2015Observed: 2.4 ft at 6:15PM May 28, 2015Observed: 2.4 ft at 6:30PM May 28, 2015Observed: 2.41 ft at 6:45PM May 28, 2015Observed: 2.41 ft at 7:00PM May 28, 2015Observed: 2.41 ft at 7:15PM May 28, 2015Observed: 2.41 ft at 7:30PM May 28, 2015Observed: 2.42 ft at 7:45PM May 28, 2015Observed: 2.42 ft at 8:00PM May 28, 2015Observed: 2.43 ft at 8:15PM May 28, 2015Observed: 2.43 ft at 8:30PM May 28, 2015Observed: 2.44 ft at 8:45PM May 28, 2015Observed: 2.44 ft at 9:00PM May 28, 2015Observed: 2.44 ft at 9:15PM May 28, 2015Observed: 2.45 ft at 9:30PM May 28, 2015Observed: 2.45 ft at 9:45PM May 28, 2015Observed: 2.45 ft at 10:00PM May 28, 2015Observed: 2.46 ft at 10:15PM May 28, 2015Observed: 2.47 ft at 10:30PM May 28, 2015Observed: 2.47 ft at 10:45PM May 28, 2015Observed: 2.47 ft at 11:00PM May 28, 2015Observed: 2.47 ft at 11:15PM May 28, 2015Observed: 2.47 ft at 11:30PM May 28, 2015Observed: 2.47 ft at 11:45PM May 28, 2015Highest Observation: 2.48 ft at 12:00AM May 29, 2015Highest Observation: 2.48 ft at 12:15AM May 29, 2015Highest Observation: 2.48 ft at 12:30AM May 29, 2015Observed: 2.47 ft at 12:45AM May 29, 2015Observed: 2.47 ft at 1:00AM May 29, 2015Observed: 2.47 ft at 1:15AM May 29, 2015Observed: 2.47 ft at 1:30AM May 29, 2015Observed: 2.47 ft at 1:45AM May 29, 2015Observed: 2.47 ft at 2:00AM May 29, 2015Observed: 2.47 ft at 2:15AM May 29, 2015Observed: 2.46 ft at 2:30AM May 29, 2015Observed: 2.46 ft at 2:45AM May 29, 2015Observed: 2.45 ft at 3:00AM May 29, 2015Observed: 2.45 ft at 3:15AM May 29, 2015Observed: 2.45 ft at 3:30AM May 29, 2015Observed: 2.45 ft at 3:31AM May 29, 2015Observed: 2.45 ft at 3:45AM May 29, 2015Observed: 2.45 ft at 4:00AM May 29, 2015Observed: 2.44 ft at 4:15AM May 29, 2015Observed: 2.44 ft at 4:30AM May 29, 2015Observed: 2.44 ft at 4:45AM May 29, 2015Observed: 2.44 ft at 5:00AM May 29, 2015Observed: 2.44 ft at 5:15AM May 29, 2015Observed: 2.43 ft at 5:30AM May 29, 2015Observed: 2.43 ft at 5:45AM May 29, 2015Observed: 2.42 ft at 6:00AM May 29, 2015Observed: 2.42 ft at 6:15AM May 29, 2015Observed: 2.42 ft at 6:30AM May 29, 2015Observed: 2.42 ft at 6:45AM May 29, 2015Observed: 2.42 ft at 7:00AM May 29, 2015Observed: 2.41 ft at 7:15AM May 29, 2015Observed: 2.41 ft at 7:30AM May 29, 2015Observed: 2.4 ft at 7:45AM May 29, 2015Observed: 2.41 ft at 8:00AM May 29, 2015Observed: 2.41 ft at 8:15AM May 29, 2015Observed: 2.4 ft at 8:30AM May 29, 2015Observed: 2.4 ft at 8:45AM May 29, 2015Observed: 2.39 ft at 9:00AM May 29, 2015Observed: 2.39 ft at 9:15AM May 29, 2015Observed: 2.39 ft at 9:30AM May 29, 2015Observed: 2.39 ft at 9:31AM May 29, 2015Observed: 2.39 ft at 9:45AM May 29, 2015Observed: 2.39 ft at 10:00AM May 29, 2015Observed: 2.39 ft at 10:15AM May 29, 2015Observed: 2.38 ft at 10:30AM May 29, 2015Observed: 2.37 ft at 10:45AM May 29, 2015Observed: 2.37 ft at 11:00AM May 29, 2015Observed: 2.37 ft at 11:15AM May 29, 2015Observed: 2.37 ft at 11:30AM May 29, 2015Forecast: 2.4 ft 2:00PM May 29, 2015Forecast: 2.3 ft 8:00PM May 29, 2015Forecast: 2.3 ft 2:00AM May 30, 2015Forecast: 2.2 ft 8:00AM May 30, 2015Forecast: 2.2 ft 2:00PM May 30, 2015Forecast: 2.2 ft 8:00PM May 30, 2015Forecast: 2.2 ft 2:00AM May 31, 2015Forecast: 2.6 ft 8:00AM May 31, 2015Forecast: 3.3 ft 2:00PM May 31, 2015Forecast: 3.6 ft 8:00PM May 31, 2015Highest Forecast: 3.7 ft 2:00AM Jun 01, 2015Forecast: 3.5 ft 8:00AM Jun 01, 2015USGS--Water Resources of the United StatesBRSN3(plotting HGIRG) Graph Created (12:03PM May 29, 2015)ObservedForecast (issued 10:48AM May 29)Latest observed value: 2.37 ft at 11:30 AM EDT 29-May-2015. Flood Stage is 8 ft
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About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Forecasts for the Smith River (NH) at Bristol are issued routinely year-round.
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Flood Categories (in feet)
Major Flood Stage: 12
Moderate Flood Stage: 10
Flood Stage: 8
Action Stage: 6
Low Stage (in feet): 0

Historic Crests
(1) 16.09 ft on 03/19/1936
(2) 11.41 ft on 05/14/2006
(3) 10.77 ft on 09/22/1938
(4) 10.44 ft on 03/27/1953
(5) 10.37 ft on 04/12/1934
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 8.18 ft on 08/29/2011
(2) 8.65 ft on 04/17/2007
(3) 11.41 ft on 05/14/2006
(4) 8.22 ft on 04/04/2005
(5) 8.99 ft on 10/21/1996
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
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 Smith River Road flooded in several locations from Bristol to Danbury.
14 Water starts encroaching on Smith River Road.
12 Prime farmland flooded from Bristol to Danbury.
8 Minor lowland flooding
About This Location Collapse

Latitude: 43.566400° N, Longitude: 71.748300° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 8 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 29 449.8 ft 457.8 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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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
National Weather Service
Gray Weather Forecast Office
P.O. Box 1208, 1 Weather Lane, Route 231
Gray, ME 04039
(207) 688-3216
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Page last modified: 12-Feb-2015 9:36 PM
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