Holloway Lake, located in Ravalli, Montana, is a private reservoir primarily used for irrigation purposes.
Wind
Humidity
Built in 1900, this concrete gravity dam stands at 20 feet tall and has a storage capacity of 280 acre-feet. The lake covers an area of 25 acres and is fed by the North Fork Sweeney Creek.
Despite its low hazard potential and moderate risk assessment, Holloway Lake is regulated by the Montana Department of Natural Resources and Conservation (DNRC). The dam, which has not been inspected since June 2003, is classified as "Not Rated" in terms of its condition assessment. The spillway of the dam is uncontrolled and is 10 feet wide.
Water resource and climate enthusiasts will be intrigued by the historical significance and engineering marvel of Holloway Lake. As a vital water source for irrigation in the area, this reservoir plays a crucial role in sustaining agricultural activities. With its unique design and location, Holloway Lake serves as a reminder of the importance of water management and conservation in Montana's ecosystem.
Year Completed |
1900 |
Dam Length |
63 |
Dam Height |
20 |
River Or Stream |
NORTH FORK SWEENEY CREEK |
Primary Dam Type |
Concrete |
Surface Area |
25 |
Hydraulic Height |
20 |
Drainage Area |
3 |
Nid Storage |
280 |
Structural Height |
20 |
Hazard Potential |
Low |
Nid Height |
20 |
Bitterroot River At Bell Crossing Nr Victor Mt
|
670cfs |
Bitterroot River Near Missoula Mt
|
1020cfs |
Clark Fork Below Missoula Mt
|
2290cfs |
Clark Fork Above Missoula Mt
|
1110cfs |
Clark Fork At Turah Bridge Nr Bonner Mt
|
706cfs |
Rock Creek Near Clinton Mt
|
202cfs |
| Location | Reservations | Toilets |
|---|---|---|
Charles Waters Campground
|
||
Charles Waters
|
||
Larry Creek Group Site Group Campground
|
||
Chief Looking Glass FAS
|
||
West Fork Butte Lookout
|
||
Lewis and Clark
|