Foster Storage
Foster Storage is an earth dam located in Crook County, Wyoming, built in 1965. It carries a Significant hazard potential classification.
About Foster Storage
The primary purpose of Foster Storage is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Vicki L. Ackerman Revocable Living Trust (private). It impounds the Foster Creek near Camp Creek, Sd.
The dam stands 18 feet tall and stretches 450 feet across, creates a reservoir covering 14 acres, has a maximum storage capacity of 185 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1965, the structure is well into its service life at over 50 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. The most recent inspection on record was 04/23/2025.
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Location
| State | Wyoming |
| County | Crook |
| Nearest City | Camp Creek, Sd |
| River/Stream | Foster Creek |
| Coordinates | 44.85220, -104.68160 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 450 ft |
| Year Completed | 1965 (61 years old) |
Storage & Hydraulics
| NID Storage | 185 acre-ft |
| Max Storage | 185 acre-ft |
| Normal Storage | 103 acre-ft |
| Surface Area | 14 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 500 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | VICKI L. ACKERMAN REVOCABLE LIVING TRUST |
| Owner Type | Private |
| Hazard Classification | Significant |
| Last Inspection | 04/23/2025 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY01091 |
| Federal ID | WY01091 |
| More Info | State Dam Safety Program |