Pemigewasset River at Plymouth
Flood levels
Official flood levels at this gauge: action stage begins at 10.0 ft; minor flooding begins at 13.0 ft; moderate flooding begins at 18.0 ft; major flooding begins at 21.0 ft.
| Action stage | 10.0 ft |
|---|---|
| Minor flooding | 13.0 ft |
| Moderate flooding | 18.0 ft |
| Major flooding | 21.0 ft |
Highest recorded crests
- 29.0 ft on Mar 19, 1936 (historic crest)
- 27.4 ft on Nov 4, 1927 (historic crest)
- 23.6 ft on Sep 21, 1938 (historic crest)
- 23.4 ft on Apr 1, 1987 (historic crest)
What the water does
National Weather Service impact statements for this gauge, in the Weather Service's own words.
| 13.0 ft | Minor lowland flooding begins. |
|---|---|
| 14.0 ft | Water enters the parking lot behind the PSU ice arena. |
| 15.0 ft | Flood waters up to the road at the Irving station on route 175A in Holderness. |
| 15.5 ft | Flood waters over the road at the Irving station on route 175A in Holderness. |
| 18.0 ft | South River Road and Avery Street flood in Holderness. |
| 20.1 ft | Flood waters rise to the doors of the PSU physical education center and the PSU ice arena. |
| 22.0 ft | Flood waters 5 to 6 feet deep on route 175A in Holderness. |
Forecast office: NWS Gray · River Forecast Center: Northeast River Forecast Center.
Pemigewasset River at Plymouth in your pocket
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Nearby stations and gauges
- Cockermouth River at Groton NWS gauge · 8.3 mi
- Baker River at Rumney NWS gauge · 8.4 mi
- Smith River (NH) at Bristol NWS gauge · 13.7 mi
- Pemigewasset River at Woodstock NWS gauge · 15.0 mi
- East Branch Pemigewasset River at Lincoln NWS gauge · 20.0 mi
- Pemigewasset River at Franklin Falls Dam NWS gauge · 20.0 mi