The Baker River Site 11a Dam, also known as the Site 11a Floodwater Dam, is a state-owned structure in Wentworth, New Hampshire, designed by the USDA NRCS.
Wind
Humidity
Completed in 1971, this earth dam stands at 24 feet tall and stretches 640 feet in length, serving primarily for flood risk reduction along the TR Baker River. With a storage capacity of 355 acre-feet, the dam helps mitigate potential hazards in the area.
Managed by the NHDES Dam Bureau, the Baker River Site 11a Dam undergoes regular inspections, with its condition assessed as satisfactory as of May 2018. Although it has a high hazard potential, the risk assessment for this dam is moderate (3), indicating a manageable level of risk. The presence of an uncontrolled spillway and the absence of outlet gates highlight the unique characteristics of this dam, emphasizing its role in flood risk management for the region.
Water resource and climate enthusiasts interested in the Baker River Site 11a Dam can appreciate its significant contribution to flood risk reduction in Grafton County, New Hampshire. With a focus on safety and efficiency, this state-regulated dam serves as a vital infrastructure for the local community, showcasing the collaboration between government agencies and the USDA NRCS in ensuring the resilience of water resources in the area.
Year Completed |
1971 |
Dam Length |
640 |
Dam Height |
24 |
River Or Stream |
TR BAKER RIVER |
Primary Dam Type |
Earth |
Surface Area |
4 |
Drainage Area |
1 |
Nid Storage |
355 |
Outlet Gates |
None |
Hazard Potential |
High |
Foundations |
Unlisted/Unknown |
Nid Height |
24 |
| Location | Reservations | Toilets |
|---|---|---|
Three Ponds Shelter
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Ore Hill Tentsite
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Hexacuba Shelter
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Smarts Mountain Campsite
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Jeffers Brook Shelter
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Pemi River Campground
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