Jocko is a federal-owned dam located in Missoula, Montana, with a primary purpose of irrigation.
Wind
Humidity
Built in 1937 by the Bureau of Indian Affairs, Jocko Dam stands at a structural height of 93 feet and has a storage capacity of 8,869 acre-feet. The dam spans 310 feet along the Jocko River and is primarily constructed from earth materials, serving as a vital resource for water management in the region.
Despite its age, Jocko Dam remains a crucial infrastructure for water supply and recreational activities in the area. With a high hazard potential, the dam is subject to regular inspections by the Bureau of Indian Affairs to ensure its safety and functionality. The dam's controlled spillway and historical significance make it a key feature in the landscape of Arlee, Montana, offering both practical benefits and a glimpse into the region's water resource management history.
With its very high risk assessment rating, Jocko Dam underscores the importance of effective risk management and emergency preparedness. Although the condition assessment is currently listed as "Not Available," the Bureau of Indian Affairs continues to monitor and maintain the dam to mitigate potential hazards and ensure the safety of surrounding communities. As a key player in the irrigation infrastructure of the area, Jocko Dam's role in water resource management and climate resilience highlights the need for ongoing vigilance and proactive measures to safeguard this essential resource.
Year Completed |
1937 |
Dam Length |
310 |
River Or Stream |
JOCKO RIVER |
Primary Dam Type |
Earth |
Nid Storage |
8869 |
Structural Height |
93 |
Hazard Potential |
High |
Nid Height |
93 |
| Location | Reservations | Toilets |
|---|---|---|
Hidden Lake Campground
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Lake Inez Campground
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Lake Inez
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Double Arrow Lookout
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Lakeside (Old Alva)
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Seeley Lake Campground
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