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Visit for access to new EXPERIMENTAL products and services from the National Water Center: National Hydrologic Discussion, Area Hydrologic Discussion, Flood Hazard Outlook and the National Water Center Visualization Services, a suite of geospatial services depicting River Forecast Center and National Water Model information.

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Hydrograph River at a Glance Download
Soucook River at Pembroke Stage (ft)Flow (kcfs)Highest Forecast: 8.1 ft 8:00AM Apr 02, 2023Highest Forecast: 8.1 ft 2:00PM Apr 02, 2023Forecast: 7.8 ft 8:00PM Apr 02, 2023Forecast: 7.5 ft 2:00AM Apr 03, 2023Forecast: 7.2 ft 8:00AM Apr 03, 2023Forecast: 6.9 ft 2:00PM Apr 03, 2023Forecast: 6.7 ft 8:00PM Apr 03, 2023Forecast: 6.6 ft 2:00AM Apr 04, 2023Forecast: 6.4 ft 8:00AM Apr 04, 2023USGS--Water Resources of the United StatesSOUN3 Graph Created (4:51AM Apr 2, 2023)Forecast (issued 11:35AM Apr 1)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
NOTE: Forecasts for the Soucook River at Pembroke are issued routinely year-round.
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Flood Categories (in feet)
Major Flood Stage: 15
Moderate Flood Stage: 13
Flood Stage: 11
Action Stage: 9
Low Stage (in feet): -9999

Historic Crests
(1) 14.92 ft on 05/15/2006 (P)
(2) 14.50 ft on 03/14/1977
(3) 11.59 ft on 04/17/1996
(4) 11.02 ft on 06/17/1998
(5) 10.46 ft on 10/22/1996
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(P): Preliminary values subject to further review.

Recent Crests
(1) 14.92 ft on 05/15/2006 (P)
(2) 10.03 ft on 12/18/2003
(3) 11.02 ft on 06/17/1998
(4) 10.46 ft on 10/22/1996
(5) 11.59 ft on 04/17/1996
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 3.86 ft on 08/11/2003
Zoom Level:16
KML Image
Gauge LocationGauge Map Marker
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 Gage house floods.
14 The trailer park near the river gage floods.
13 The trailer park near the river gage begins to flood. A home downstream of Pembroke Road bridge floods.
12 A home downstream of Pembroke Road bridge begins to flood.
11 Low lying areas flood.
10 Low lying areas begin to flood.
About This Location Collapse

Latitude: 43.213692° N, Longitude: 71.480300° 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)
(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 29 265 ft 276 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:

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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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
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Gray, ME 04039
(207) 688-3216
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