Okeson
Okeson is an earth dam located in Campbell County, Wyoming, built in 1945. It carries a Low hazard potential classification and has a fair condition assessment.
About Okeson
The primary purpose of Okeson 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 Duane D. Odegard Rev Trust (private). It impounds the Oliver Draw near Arvada.
The dam stands 36 feet tall and stretches 388 feet across, creates a reservoir covering 9 acres, and has a maximum storage capacity of 110 acre-feet. Completed in 1945, the structure is well-established, with more than 75 years of service.
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 05/24/2023.
At 36 feet, this dam is taller than 83% of dams nationwide.
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Location
| State | Wyoming |
| County | Campbell |
| Nearest City | Arvada |
| River/Stream | Oliver Draw |
| Coordinates | 44.69889, -106.00083 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 36 ft |
| Dam Height | 36 ft |
| Dam Length | 388 ft |
| Year Completed | 1945 (81 years old) |
Storage & Hydraulics
| NID Storage | 110 acre-ft |
| Max Storage | 110 acre-ft |
| Normal Storage | 88 acre-ft |
| Surface Area | 9 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | DUANE D. ODEGARD REV TRUST |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 05/24/2023 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY00637 |
| Federal ID | WY00637 |
| More Info | State Dam Safety Program |