This gravity dam, completed in 1840, stands at a height of 14 feet and spans 300 feet in length. With a storage capacity of 7,000 acre-feet and a drainage area of 10 square miles, Lake Beulah covers an area of 834 acres and has a maximum discharge of 193 cubic feet per second.
Despite being classified as a high hazard potential structure, Lake Beulah is currently in fair condition, last assessed in January 2018. The dam is regulated by the Wisconsin Department of Natural Resources (WIDNR) and undergoes regular inspections, with the last one conducted in July 2019. The reservoir's risk assessment is moderate, indicating a potential for issues but with management measures in place.
Enthusiasts of water resources and climate will appreciate Lake Beulah for its historical significance, scenic beauty, and recreational opportunities. With its controlled gravity dam and uncontrolled spillway, this reservoir serves as a vital resource for the community while requiring ongoing maintenance and monitoring to ensure its continued safety and functionality in the face of changing environmental conditions.
Years Modified |
1917 - Other |
Year Completed |
1840 |
Dam Length |
300 |
Dam Height |
14 |
River Or Stream |
Lake Beulah Outlet |
Primary Dam Type |
Gravity |
Surface Area |
834 |
Hydraulic Height |
11 |
Drainage Area |
10 |
Nid Storage |
7000 |
Structural Height |
14 |
Hazard Potential |
High |
Nid Height |
14 |
| Location | Reservations | Toilets |
|---|---|---|
Phantom Ranch Bible Camp
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Mukwonago County Park Campground
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KMSF-SU Shelter 2
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Ottawa Lake Campground
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Pinewoods Campground
|
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KMSF-SU Shelter 3
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