Delmoe Lake Dam, located in Jefferson County, Montana, stands as a vital structure for irrigation purposes since its completion in 1914.
Wind
Humidity
This earth dam, towering at a height of 60 feet, harnesses the waters of Big Pipestone Creek to provide a storage capacity of 9,900 acre-feet, serving the surrounding agricultural lands. The dam's normal storage capacity of 6,585 acre-feet supports a surface area of 310 acres, ensuring water availability for the area's needs.
With a high hazard potential but a satisfactory condition assessment, Delmoe Lake Dam remains a key component of the local water resource infrastructure. The dam is state-regulated, with the Department of Natural Resources and Conservation overseeing its permitting, inspection, and enforcement. The last inspection in 2021 revealed its satisfactory condition, highlighting the importance of regular monitoring and maintenance to ensure its continued functionality. Despite its age, the dam's structure and storage capacity support the region's irrigation needs effectively.
Delmoe Lake Dam's historical significance, coupled with its critical role in water management, underscores the importance of maintaining and monitoring this key structure. As climate change impacts water resources, the dam's ability to store and regulate water flow becomes increasingly crucial. With its location in a high-hazard area, ongoing risk management measures and emergency preparedness are essential to safeguard the surrounding communities and agricultural lands. As a cornerstone of water resource management in the region, Delmoe Lake Dam symbolizes the intersection of human ingenuity and environmental stewardship in ensuring water security for generations to come.
Year Completed |
1914 |
Dam Length |
290 |
Dam Height |
60 |
River Or Stream |
BIG PIPESTONE CREEK |
Primary Dam Type |
Earth |
Surface Area |
310 |
Hydraulic Height |
60 |
Drainage Area |
22.9 |
Nid Storage |
9900 |
Hazard Potential |
High |
Nid Height |
60 |
| Location | Reservations | Toilets |
|---|---|---|
Delmoe Lake
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Delmoe Lake Campground and Picnic Area
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The Lunch Room
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Toll Mtn Campground
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Toll Mountain
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Toll Mountain Campground
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