Boulder Lane is a privately owned irrigation dam located in Johnson, Wyoming, along the Looney Draw river.
Wind
Humidity
Completed in 2007, this Earth-type dam stands at a height of 34 feet and has a storage capacity of 77 acre-feet, primarily used for irrigation purposes. The dam also serves for fire protection, stock watering, and as a small fish pond within a drainage area of 1 square mile.
With a relatively low hazard potential and fair condition assessment, Boulder Lane has a moderate risk level as assessed in 2017. The dam features an uncontrolled spillway with a width of 100 feet and is equipped with one valve as an outlet gate. The structure underwent its last inspection in September 2017 and is subject to regular inspections, enforcement, and permitting by the state regulatory agency to ensure compliance with safety standards. Water resource and climate enthusiasts can appreciate Boulder Lane as a vital infrastructure supporting agricultural activities in the region, while also contributing to local water management and conservation efforts.
Year Completed |
2007 |
Dam Length |
324 |
Dam Height |
34 |
River Or Stream |
LOONEY DRAW |
Primary Dam Type |
Earth |
Surface Area |
5 |
Hydraulic Height |
29 |
Drainage Area |
1 |
Nid Storage |
77 |
Structural Height |
34 |
Outlet Gates |
Valve - 1 |
Hazard Potential |
Low |
Foundations |
Rock, Soil |
Nid Height |
34 |
Powder River At Arvada
|
156cfs |
Wild Horse Creek Near Arvada
|
0cfs |
Clear Creek Near Buffalo
|
12cfs |
Piney Creek At Kearny
|
113cfs |
Rock Creek Near Buffalo
|
70cfs |
Clear Creek Near Arvada
|
256cfs |