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Beatties Mill Dam, also known as Little Falls Dam, is a historic masonry dam located in Little Falls, New Jersey, along the Passaic River.
Built in 1932, the dam serves primarily for hydroelectric purposes and water supply, with a storage capacity of 300 acre-feet and a maximum discharge rate of 31,700 cubic feet per second. The dam stands at a height of 12 feet and spans a length of 287 feet, with a spillway width of 267 feet.
Managed by a public utility, Beatties Mill Dam is regulated by the New Jersey Department of Environmental Protection and inspected by the Federal Energy Regulatory Commission. Despite its low hazard potential, the dam's risk assessment is moderate, indicating a need for ongoing monitoring and potential risk management measures. The dam's historical significance, combined with its functional role in water resource management and climate resilience, make it a noteworthy site for water resource and climate enthusiasts to explore and appreciate.
Year Completed |
1932 |
Dam Length |
287 |
Dam Height |
12 |
River Or Stream |
Passaic River |
Primary Dam Type |
Masonry |
Surface Area |
100 |
Drainage Area |
762 |
Nid Storage |
300 |
Hazard Potential |
Low |
Foundations |
Rock |
Nid Height |
12 |
| Location | Reservations | Toilets |
|---|---|---|
Camp Lewis
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Rock Lodge Club
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Fort Wadsworth - Gateway National Rec Area
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Camp Hudson
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Beaver Pond - Harriman State Park
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Beaver Pond Campsite
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