Major Flood
16 ft
Current Water Level
Gage Height
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Streamflow
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Last Reading
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FLOOD STAGES
Know the flood categories.
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
Moderate Flood
13 ft
Minor Flood
9 ft
Action Stage
6 ft
What Floods at Each Level
16.5 ft
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 ft
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 ft
Route 175 floods to a depth of 1 foot at Cox Farm Road in Woodstock. Campgrounds along the river also flood.
9 ft
Minor lowland flooding of area campgrounds begins. Water encoraches on Route 175 in North Woodstock.
Impact statements from the National Weather Service, describing what typically happens at each water level.
7-Day Water Level Chart
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Historic Crests
| Date | Stage | Flow |
|---|---|---|
| Aug 28, 2011 | 16.97 ft | 53,700 cfs |
| Oct 23, 1959 | 16.13 ft | 47,000 cfs |
| Dec 18, 2023 | 14.56 ft | 35,900 cfs |
About This Gauge
USGS Site
NWS LID
WOON3
River
Pemigewasset River
County
Grafton, NH
Coordinates
43.9762°N, 71.6800°W
Get Flood Alerts for Pemigewasset River
StormCast monitors this gauge and sends a push notification to your phone when the water level crosses into a new flood category — even at 3 AM.
Frequently Asked Questions
What is the current water level of Pemigewasset River at Woodstock?
The Pemigewasset River at Woodstock gauge is maintained by USGS (site 01075000) and reports water levels every 15 minutes. Visit this page to see the latest reading updated live, or download StormCast to get push alerts when levels rise.
What is flood stage for Pemigewasset River at Woodstock?
The NWS-defined flood stage for Pemigewasset River at Woodstock is 9 feet. Action stage begins at 6 feet. Moderate flooding starts at 13 feet, and major flooding at 16 feet.
How do I get alerts when Pemigewasset River rises?
Download StormCast free on Google Play, go to River Gauges, and add Pemigewasset River at Woodstock to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category.
Where is the Pemigewasset River at Woodstock gauge located?
The gauge is located in Grafton County, New Hampshire at coordinates 43.9762°N, 71.6800°W. USGS site number: 01075000. Data is provided by the U.S. Geological Survey and the National Weather Service.
More Gauges on Pemigewasset River
On This River
Downstream: Pemigewasset River at Plymouth
More Resources
Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey