Rivers in New Hampshire
Pemigewasset River at Woodstock
Below flood stage
2.20ftStage
Observed Thu, Sep 24, 10:30 AM EDT
- Flood stage
- 9.00 ft
- Forecast crest
- 2.40 ftSun, Sep 27, 2:00 AM EDT
- Record crest
- 16.97 ft2011
Flood stages and impacts
| Category | Stage |
|---|---|
| Major flood | 16.00 ft |
| Moderate flood | 13.00 ft |
| Minor flood | 9.00 ft |
| Action | 6.00 ft |
- 16.50 ftSignificant 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.
- 13.00 ftRoute 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.
- 11.00 ftRoute 175 floods to a depth of 1 foot at Cox Farm Road in Woodstock. Campgrounds along the river also flood.
- 9.00 ftMinor lowland flooding of area campgrounds begins. Water encroaches on Route 175 in North Woodstock.
Flood outlook
Chance of flooding, September to November
| Category | Chance |
|---|---|
| Minor flooding | 23% |
| Moderate flooding | 5% |
| Major flooding | Under 5% |
The three-month chances are the River Forecast Centers’ long-range flood outlook, issued September 21, 2026.
Crest history
49 crests on NOAA’s list since 1940.
| # | Date | Stage |
|---|---|---|
| 1 | August 28, 2011 | 16.97 ft |
| 2 | October 24, 1959 | 16.13 ft |
| 3 | December 18, 2023 | 14.56 ft |
| 4 | October 22, 1995 | 14.09 ft |
| 5 | April 1, 1987 | 14.01 ft |
| 6 | October 30, 2017 | 13.54 ft |
| 7 | June 30, 1973 | 13.40 ft |
| 8 | December 21, 1973 | 12.64 ft |
| 9 | April 15, 2014 | 12.51 ft |
| 10 | December 21, 1957 | 12.43 ft |
| 11 | April 14, 2002 | 12.40 ft |
| 12 | September 17, 1999 | 12.18 ft |
| 13 | December 17, 2000 | 12.11 ft |
| 14 | November 26, 1950 | 12.05 ft |
| 15 | April 9, 2000 | 11.95 ft |
| 16 | March 27, 1953 | 11.65 ft |
| 17 | April 24, 2005 | 11.62 ft |
| 18 | February 3, 1973 | 11.41 ft |
| 19 | September 11, 1954 | 11.40 ft |
| 20 | June 1, 1952 | 11.19 ft |
| 21 | July 2, 2017 | 11.14 ft |
| 22 | November 9, 1943 | 11.03 ft |
| 23 | December 18, 2003 | 10.75 ft |
| 24 | April 13, 2024 | 10.53 ft |
| 25 | November 3, 1966 | 10.49 ft |
Most recent crests
- March 17, 2026: 10.12 ft
- April 13, 2024: 10.53 ft
- December 18, 2023: 14.56 ft
- May 1, 2023: 10.01 ft
- December 24, 2022: 9.99 ft
- October 30, 2017: 13.54 ft
- July 2, 2017: 11.14 ft
- April 15, 2014: 12.51 ft
- August 28, 2011: 16.97 ft
- April 24, 2005: 11.62 ft
Nearby
Upstream, downstream and the gauges around this one.
What this means
Forecasts by the Northeast River Forecast Center. Forecasts are issued routinely year-round.
Sources
Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service. Streamflow and the daily record from the U.S. Geological Survey.