Boyken No. 2
Boyken No. 2 is an earth dam located in Campbell County, Wyoming, built in 1966. It carries a Low hazard potential classification and has a fair condition assessment.
About Boyken No. 2
The primary purpose of Boyken No. 2 is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Kingsbury Land Inc. (private). It impounds the Upper Draw near Arvada.
The dam stands 33 feet tall and stretches 425 feet across, creates a reservoir covering 4 acres, and has a maximum storage capacity of 57 acre-feet. Completed in 1966, the structure is well into its service life at over 50 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 05/18/2022.
At 33 feet, this dam is taller than 78% of dams nationwide.
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Location
| State | Wyoming |
| County | Campbell |
| Nearest City | Arvada |
| River/Stream | Upper Draw |
| Coordinates | 44.26930, -105.78740 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 33 ft |
| Dam Height | 27 ft |
| Dam Length | 425 ft |
| Year Completed | 1966 (60 years old) |
Storage & Hydraulics
| NID Storage | 57 acre-ft |
| Max Storage | 57 acre-ft |
| Normal Storage | 30 acre-ft |
| Surface Area | 4 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | KINGSBURY LAND INC. |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 05/18/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY00687 |
| Federal ID | WY00687 |
| More Info | State Dam Safety Program |