Completed in 1990, this earth dam stands at a height of 45 feet with a hydraulic height of 38 feet and a length of 680 feet. With a storage capacity of 300 acre-feet and a surface area of 15 acres, the dam serves as a popular spot for outdoor activities such as fishing and boating.
Managed by the Montana Department of Natural Resources and Conservation (DNRC), Green Hollow Creek Dam is regulated, inspected, and enforced by the state to ensure safety and compliance with standards. Despite being classified as a high hazard potential structure, the dam is assessed to be in satisfactory condition as of June 2018. In case of emergencies, the dam's Emergency Action Plan (EAP) is regularly updated and maintained to meet guidelines for risk management and mitigation.
With its picturesque location and recreational value, Green Hollow Creek Dam offers a tranquil escape for water resource and climate enthusiasts. Boasting a rich history and serving as a vital part of the local ecosystem, this dam stands as a testament to the importance of responsible water management and environmental stewardship in the face of changing climatic conditions.
Year Completed |
1990 |
Dam Length |
680 |
Dam Height |
45 |
River Or Stream |
GREEN HOLLOW CREEK |
Primary Dam Type |
Earth |
Surface Area |
15 |
Hydraulic Height |
38 |
Drainage Area |
4.4 |
Nid Storage |
300 |
Hazard Potential |
High |
Foundations |
Soil |
Nid Height |
45 |
| Location | Reservations | Toilets |
|---|---|---|
Spanish Creek Cabin
|
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Garnet Mountain Lookout
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Spire Rock
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Spire Rock Group Campground
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Spire Rock Campground
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Little Bear Cabin
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