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Hydrograph River at a Glance Download
Pemigewasset River at Woodstock Stage (ft)Flow (kcfs)Highest Observation: 3.25 ft at 12:45AM May 14, 2021Highest Observation: 3.25 ft at 1:00AM May 14, 2021Highest Observation: 3.25 ft at 1:15AM May 14, 2021Highest Observation: 3.25 ft at 1:30AM May 14, 2021Highest Observation: 3.25 ft at 1:45AM May 14, 2021Highest Observation: 3.25 ft at 2:00AM May 14, 2021Highest Observation: 3.25 ft at 2:01AM May 14, 2021Highest Observation: 3.25 ft at 2:15AM May 14, 2021Highest Observation: 3.25 ft at 2:30AM May 14, 2021Highest Observation: 3.25 ft at 2:45AM May 14, 2021Highest Observation: 3.25 ft at 3:00AM May 14, 2021Highest Observation: 3.25 ft at 3:15AM May 14, 2021Highest Observation: 3.25 ft at 3:30AM May 14, 2021Highest Observation: 3.25 ft at 3:45AM May 14, 2021Highest Observation: 3.25 ft at 4:00AM May 14, 2021Highest Observation: 3.25 ft at 4:15AM May 14, 2021Highest Observation: 3.25 ft at 4:30AM May 14, 2021Highest Observation: 3.25 ft at 4:45AM May 14, 2021Highest Observation: 3.25 ft at 5:00AM May 14, 2021Highest Observation: 3.25 ft at 5:15AM May 14, 2021Highest Observation: 3.25 ft at 5:30AM May 14, 2021Highest Observation: 3.25 ft at 5:45AM May 14, 2021Highest Observation: 3.25 ft at 6:00AM May 14, 2021Highest Observation: 3.25 ft at 6:15AM May 14, 2021Highest Observation: 3.25 ft at 6:30AM May 14, 2021Highest Observation: 3.25 ft at 6:45AM May 14, 2021Highest Observation: 3.25 ft at 7:00AM May 14, 2021Highest Observation: 3.25 ft at 7:15AM May 14, 2021Highest Observation: 3.25 ft at 7:30AM May 14, 2021Highest Observation: 3.25 ft at 7:45AM May 14, 2021Highest Observation: 3.25 ft at 8:00AM May 14, 2021Highest Observation: 3.25 ft at 8:15AM May 14, 2021Highest Observation: 3.25 ft at 8:30AM May 14, 2021Highest Observation: 3.25 ft at 8:45AM May 14, 2021Highest Observation: 3.25 ft at 9:00AM May 14, 2021Highest Observation: 3.25 ft at 9:15AM May 14, 2021Highest Observation: 3.25 ft at 9:30AM May 14, 2021Highest Observation: 3.25 ft at 9:45AM May 14, 2021Observed: 3.24 ft at 10:00AM May 14, 2021Observed: 3.24 ft at 10:15AM May 14, 2021Observed: 3.24 ft at 10:30AM May 14, 2021Observed: 3.24 ft at 10:45AM May 14, 2021Observed: 3.24 ft at 11:00AM May 14, 2021Observed: 3.24 ft at 11:15AM May 14, 2021Observed: 3.24 ft at 11:30AM May 14, 2021Observed: 3.24 ft at 11:45AM May 14, 2021Observed: 3.23 ft at 12:00PM May 14, 2021Observed: 3.24 ft at 12:15PM May 14, 2021Observed: 3.23 ft at 12:30PM May 14, 2021Observed: 3.23 ft at 12:45PM May 14, 2021Observed: 3.24 ft at 1:00PM May 14, 2021Observed: 3.24 ft at 1:15PM May 14, 2021Observed: 3.23 ft at 1:30PM May 14, 2021Observed: 3.23 ft at 1:45PM May 14, 2021Observed: 3.23 ft at 2:00PM May 14, 2021Observed: 3.23 ft at 2:01PM May 14, 2021Observed: 3.23 ft at 2:15PM May 14, 2021Observed: 3.23 ft at 2:30PM May 14, 2021Observed: 3.23 ft at 2:45PM May 14, 2021Observed: 3.23 ft at 3:00PM May 14, 2021Observed: 3.22 ft at 3:15PM May 14, 2021Observed: 3.23 ft at 3:30PM May 14, 2021Observed: 3.22 ft at 3:45PM May 14, 2021Observed: 3.23 ft at 4:00PM May 14, 2021Observed: 3.22 ft at 4:15PM May 14, 2021Observed: 3.22 ft at 4:30PM May 14, 2021Observed: 3.22 ft at 4:45PM May 14, 2021Observed: 3.22 ft at 5:00PM May 14, 2021Observed: 3.22 ft at 5:15PM May 14, 2021Observed: 3.21 ft at 5:30PM May 14, 2021Observed: 3.21 ft at 5:45PM May 14, 2021Observed: 3.21 ft at 6:00PM May 14, 2021Observed: 3.21 ft at 6:15PM May 14, 2021Observed: 3.21 ft at 6:30PM May 14, 2021Observed: 3.21 ft at 6:45PM May 14, 2021Observed: 3.21 ft at 7:00PM May 14, 2021Observed: 3.21 ft at 7:15PM May 14, 2021Observed: 3.21 ft at 7:30PM May 14, 2021Observed: 3.21 ft at 7:45PM May 14, 2021Observed: 3.21 ft at 8:00PM May 14, 2021Observed: 3.2 ft at 8:15PM May 14, 2021Observed: 3.2 ft at 8:30PM May 14, 2021Observed: 3.2 ft at 8:45PM May 14, 2021Observed: 3.2 ft at 9:00PM May 14, 2021Observed: 3.2 ft at 9:15PM May 14, 2021Observed: 3.2 ft at 9:30PM May 14, 2021Observed: 3.2 ft at 9:45PM May 14, 2021Observed: 3.2 ft at 10:00PM May 14, 2021Observed: 3.2 ft at 10:15PM May 14, 2021Observed: 3.2 ft at 10:30PM May 14, 2021Observed: 3.2 ft at 10:45PM May 14, 2021Observed: 3.2 ft at 11:00PM May 14, 2021Observed: 3.2 ft at 11:15PM May 14, 2021Observed: 3.2 ft at 11:30PM May 14, 2021Observed: 3.2 ft at 11:45PM May 14, 2021Observed: 3.2 ft at 12:00AM May 15, 2021Observed: 3.21 ft at 12:15AM May 15, 2021Observed: 3.21 ft at 12:30AM May 15, 2021Observed: 3.21 ft at 12:45AM May 15, 2021Observed: 3.21 ft at 1:00AM May 15, 2021Observed: 3.21 ft at 1:15AM May 15, 2021Observed: 3.22 ft at 1:30AM May 15, 2021Observed: 3.22 ft at 1:45AM May 15, 2021Observed: 3.22 ft at 2:00AM May 15, 2021Observed: 3.22 ft at 2:15AM May 15, 2021Observed: 3.22 ft at 2:30AM May 15, 2021Observed: 3.22 ft at 2:45AM May 15, 2021Observed: 3.23 ft at 3:00AM May 15, 2021Observed: 3.23 ft at 3:15AM May 15, 2021Observed: 3.23 ft at 3:30AM May 15, 2021Observed: 3.23 ft at 3:45AM May 15, 2021Observed: 3.23 ft at 4:00AM May 15, 2021Observed: 3.23 ft at 4:15AM May 15, 2021Observed: 3.23 ft at 4:30AM May 15, 2021Observed: 3.23 ft at 4:45AM May 15, 2021Observed: 3.24 ft at 5:00AM May 15, 2021Observed: 3.24 ft at 5:15AM May 15, 2021Observed: 3.24 ft at 5:30AM May 15, 2021Observed: 3.24 ft at 5:45AM May 15, 2021Observed: 3.24 ft at 6:00AM May 15, 2021Observed: 3.24 ft at 6:15AM May 15, 2021Observed: 3.24 ft at 6:30AM May 15, 2021Observed: 3.24 ft at 6:45AM May 15, 2021Observed: 3.24 ft at 7:00AM May 15, 2021Observed: 3.24 ft at 7:15AM May 15, 2021Observed: 3.24 ft at 7:30AM May 15, 2021Observed: 3.24 ft at 7:45AM May 15, 2021Observed: 3.23 ft at 8:00AM May 15, 2021Observed: 3.23 ft at 8:15AM May 15, 2021Observed: 3.23 ft at 8:16AM May 15, 2021Observed: 3.23 ft at 8:30AM May 15, 2021Observed: 3.23 ft at 8:45AM May 15, 2021Observed: 3.23 ft at 9:00AM May 15, 2021Observed: 3.23 ft at 9:15AM May 15, 2021Observed: 3.23 ft at 9:30AM May 15, 2021Observed: 3.23 ft at 9:45AM May 15, 2021Observed: 3.23 ft at 10:00AM May 15, 2021Observed: 3.23 ft at 10:15AM May 15, 2021Observed: 3.22 ft at 10:30AM May 15, 2021Observed: 3.22 ft at 10:45AM May 15, 2021Observed: 3.22 ft at 11:00AM May 15, 2021Observed: 3.22 ft at 11:15AM May 15, 2021Observed: 3.22 ft at 11:30AM May 15, 2021Observed: 3.22 ft at 11:45AM May 15, 2021Observed: 3.22 ft at 12:00PM May 15, 2021Observed: 3.22 ft at 12:15PM May 15, 2021Observed: 3.22 ft at 12:30PM May 15, 2021Observed: 3.21 ft at 12:45PM May 15, 2021Observed: 3.21 ft at 1:00PM May 15, 2021Observed: 3.21 ft at 1:15PM May 15, 2021Observed: 3.21 ft at 1:30PM May 15, 2021Observed: 3.21 ft at 1:45PM May 15, 2021Observed: 3.21 ft at 2:00PM May 15, 2021Observed: 3.2 ft at 2:15PM May 15, 2021Observed: 3.2 ft at 2:16PM May 15, 2021Observed: 3.2 ft at 2:30PM May 15, 2021Observed: 3.2 ft at 2:45PM May 15, 2021Observed: 3.2 ft at 3:00PM May 15, 2021Observed: 3.2 ft at 3:15PM May 15, 2021Observed: 3.2 ft at 3:30PM May 15, 2021Observed: 3.2 ft at 3:45PM May 15, 2021Observed: 3.19 ft at 4:00PM May 15, 2021Observed: 3.2 ft at 4:15PM May 15, 2021Observed: 3.19 ft at 4:30PM May 15, 2021Observed: 3.19 ft at 4:45PM May 15, 2021Observed: 3.19 ft at 5:00PM May 15, 2021Observed: 3.19 ft at 5:15PM May 15, 2021Observed: 3.19 ft at 5:30PM May 15, 2021Observed: 3.18 ft at 5:45PM May 15, 2021Observed: 3.18 ft at 6:00PM May 15, 2021Observed: 3.18 ft at 6:15PM May 15, 2021Observed: 3.18 ft at 6:30PM May 15, 2021Observed: 3.18 ft at 6:45PM May 15, 2021Observed: 3.18 ft at 7:00PM May 15, 2021Observed: 3.18 ft at 7:15PM May 15, 2021Observed: 3.17 ft at 7:30PM May 15, 2021Observed: 3.17 ft at 7:45PM May 15, 2021Observed: 3.17 ft at 8:00PM May 15, 2021Observed: 3.17 ft at 8:15PM May 15, 2021Observed: 3.17 ft at 8:16PM May 15, 2021Observed: 3.17 ft at 8:30PM May 15, 2021Observed: 3.17 ft at 8:45PM May 15, 2021Observed: 3.17 ft at 9:00PM May 15, 2021Observed: 3.17 ft at 9:15PM May 15, 2021Observed: 3.17 ft at 9:30PM May 15, 2021Observed: 3.17 ft at 9:45PM May 15, 2021Observed: 3.17 ft at 10:00PM May 15, 2021Observed: 3.17 ft at 10:15PM May 15, 2021Observed: 3.17 ft at 10:30PM May 15, 2021Observed: 2.92 ft at 10:45PM May 15, 2021Observed: 3.17 ft at 11:00PM May 15, 2021Observed: 3.17 ft at 11:15PM May 15, 2021Observed: 3.17 ft at 11:30PM May 15, 2021Observed: 3.17 ft at 11:45PM May 15, 2021Observed: 3.17 ft at 12:00AM May 16, 2021Observed: 3.17 ft at 12:15AM May 16, 2021Observed: 3.17 ft at 12:30AM May 16, 2021Observed: 3.17 ft at 12:45AM May 16, 2021Observed: 3.17 ft at 1:00AM May 16, 2021Observed: 3.17 ft at 1:15AM May 16, 2021Observed: 3.17 ft at 1:30AM May 16, 2021Observed: 3.18 ft at 1:45AM May 16, 2021Observed: 3.18 ft at 2:00AM May 16, 2021Observed: 3.18 ft at 2:15AM May 16, 2021Observed: 3.18 ft at 2:30AM May 16, 2021Observed: 3.18 ft at 2:45AM May 16, 2021Observed: 3.18 ft at 3:00AM May 16, 2021Observed: 3.18 ft at 3:15AM May 16, 2021Observed: 3.18 ft at 3:30AM May 16, 2021Observed: 3.18 ft at 3:45AM May 16, 2021Observed: 3.19 ft at 4:00AM May 16, 2021Observed: 3.19 ft at 4:15AM May 16, 2021Observed: 3.19 ft at 4:30AM May 16, 2021Observed: 3.19 ft at 4:45AM May 16, 2021Observed: 3.19 ft at 5:00AM May 16, 2021Observed: 3.19 ft at 5:15AM May 16, 2021Observed: 3.19 ft at 5:30AM May 16, 2021Observed: 3.19 ft at 5:45AM May 16, 2021Observed: 3.19 ft at 6:00AM May 16, 2021Observed: 3.19 ft at 6:15AM May 16, 2021Observed: 3.19 ft at 6:30AM May 16, 2021Observed: 3.19 ft at 6:45AM May 16, 2021Observed: 3.19 ft at 7:00AM May 16, 2021Observed: 3.18 ft at 7:15AM May 16, 2021Observed: 3.18 ft at 7:30AM May 16, 2021Observed: 3.19 ft at 7:45AM May 16, 2021Observed: 3.19 ft at 8:00AM May 16, 2021Observed: 3.18 ft at 8:15AM May 16, 2021Observed: 3.18 ft at 8:16AM May 16, 2021Observed: 3.18 ft at 8:30AM May 16, 2021Observed: 3.18 ft at 8:45AM May 16, 2021Observed: 3.18 ft at 9:00AM May 16, 2021Observed: 3.18 ft at 9:15AM May 16, 2021Observed: 3.18 ft at 9:30AM May 16, 2021Observed: 3.18 ft at 9:45AM May 16, 2021Observed: 3.18 ft at 10:00AM May 16, 2021Observed: 3.18 ft at 10:15AM May 16, 2021Observed: 3.18 ft at 10:30AM May 16, 2021Observed: 3.18 ft at 10:45AM May 16, 2021Observed: 3.18 ft at 11:00AM May 16, 2021Observed: 3.18 ft at 11:15AM May 16, 2021Observed: 3.17 ft at 11:30AM May 16, 2021Observed: 3.18 ft at 11:45AM May 16, 2021Observed: 3.17 ft at 12:00PM May 16, 2021Observed: 3.17 ft at 12:15PM May 16, 2021Observed: 3.17 ft at 12:30PM May 16, 2021Observed: 3.17 ft at 12:45PM May 16, 2021Observed: 3.17 ft at 1:00PM May 16, 2021Observed: 3.17 ft at 1:15PM May 16, 2021Observed: 3.17 ft at 1:30PM May 16, 2021Observed: 3.17 ft at 1:45PM May 16, 2021Observed: 3.17 ft at 2:00PM May 16, 2021Observed: 3.17 ft at 2:15PM May 16, 2021Observed: 3.16 ft at 2:30PM May 16, 2021Observed: 3.16 ft at 2:45PM May 16, 2021Observed: 3.16 ft at 3:00PM May 16, 2021Observed: 3.16 ft at 3:15PM May 16, 2021Observed: 3.16 ft at 3:30PM May 16, 2021Observed: 3.16 ft at 3:45PM May 16, 2021Observed: 3.16 ft at 4:00PM May 16, 2021Observed: 3.16 ft at 4:15PM May 16, 2021Observed: 3.16 ft at 4:30PM May 16, 2021Observed: 3.15 ft at 4:45PM May 16, 2021Observed: 3.15 ft at 5:00PM May 16, 2021Observed: 3.15 ft at 5:15PM May 16, 2021Observed: 3.15 ft at 5:30PM May 16, 2021Observed: 3.14 ft at 5:45PM May 16, 2021Observed: 3.14 ft at 6:00PM May 16, 2021Observed: 3.14 ft at 6:15PM May 16, 2021Observed: 3.14 ft at 6:30PM May 16, 2021Observed: 3.14 ft at 6:45PM May 16, 2021Observed: 3.14 ft at 7:00PM May 16, 2021Observed: 3.14 ft at 7:15PM May 16, 2021Observed: 3.14 ft at 7:30PM May 16, 2021Observed: 3.14 ft at 7:45PM May 16, 2021Observed: 3.13 ft at 8:00PM May 16, 2021Observed: 3.13 ft at 8:15PM May 16, 2021Observed: 3.13 ft at 8:16PM May 16, 2021Observed: 3.13 ft at 8:30PM May 16, 2021Observed: 3.13 ft at 8:45PM May 16, 2021Observed: 3.13 ft at 9:00PM May 16, 2021Observed: 3.13 ft at 9:15PM May 16, 2021Observed: 3.13 ft at 9:30PM May 16, 2021Observed: 3.13 ft at 9:45PM May 16, 2021Observed: 3.13 ft at 10:00PM May 16, 2021Observed: 3.13 ft at 10:15PM May 16, 2021Observed: 3.13 ft at 10:30PM May 16, 2021Observed: 3.13 ft at 10:45PM May 16, 2021Observed: 3.13 ft at 11:00PM May 16, 2021Observed: 3.13 ft at 11:15PM May 16, 2021Observed: 3.13 ft at 11:30PM May 16, 2021Highest Forecast: 3.2 ft 2:00AM May 17, 2021Highest Forecast: 3.2 ft 8:00AM May 17, 2021Highest Forecast: 3.2 ft 2:00PM May 17, 2021Highest Forecast: 3.2 ft 8:00PM May 17, 2021Highest Forecast: 3.2 ft 2:00AM May 18, 2021Highest Forecast: 3.2 ft 8:00AM May 18, 2021Forecast: 3.1 ft 2:00PM May 18, 2021Forecast: 3.1 ft 8:00PM May 18, 2021Forecast: 3.1 ft 2:00AM May 19, 2021Forecast: 3.1 ft 8:00AM May 19, 2021USGS--Water Resources of the United StatesWOON3(plotting HGIRG) Graph Created (12:36AM May 17, 2021)ObservedForecast (issued 11:12AM May 16)Latest observed value: 3.13 ft at 11:30 PM EDT 16-May-2021. Flood Stage is 9 ft
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Forecasts for the Pemigewasset River at Woodstock are issued routinely year-round.
Return to Area Map
Downstream Gauge Downstream Gauge - at Plymouth
Flood Categories (in feet)
Major Flood Stage: 16
Moderate Flood Stage: 13
Flood Stage: 9
Action Stage: 6
Low Stage (in feet): 0

Historic Crests
(1) 16.97 ft on 08/28/2011
(2) 16.13 ft on 10/24/1959
(3) 14.09 ft on 10/22/1995
(4) 14.01 ft on 04/01/1987
(5) 13.54 ft on 10/30/2017
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 13.54 ft on 10/30/2017
(2) 11.14 ft on 07/02/2017
(3) 12.51 ft on 04/15/2014
(4) 16.97 ft on 08/28/2011
(5) 11.62 ft on 04/24/2005
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
16.5 Significant flooding occurs along Route 112. Significant flooding also occurs along Route 3 and Route 175 from North Woodstock to West Campton. Some flooding occurs at the Riverfront condo development, the River Green Hotel and the Saint Andrews condos. Water rises up to the low steel on the Route 175 bridge in North Woodstock.
13 Route 175 floods to a depth of 2 to 4 feet from Cox Farm Road to Meadow Lane in Woodstock. Low lying areas along US route 3 also flood.
11 Route 175 floods to a depth of 1 foot at Cox Farm Road in Woodstock. Campgrounds along the river also flood.
9 Minor lowland flooding begins.
About This Location Collapse

Latitude: 43.976111° N, Longitude: 71.680000° W, Horizontal Datum: NAD83/WGS84

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 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other 615 ft 624 ft  

Current/Historical Observations:

Additional Information Collapse
Potential River Levels
Used to Estimate the Chance of Flooding and the Range of Possible River Levels
10 Day (HEFS) 7 Day (NAEFS) 7 Day (GEFS)
HEFS Ensemble NAEFS Ensemble GEFS Ensemble

Note: Use the official hydrograph at the top of this web page for river levels within the next 72 hours.

Click individual graphics to enlarge.

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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
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: 2-Nov-2020 7:30 PM
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