Casper Sage Creek
Casper Sage Creek is an earth dam located in Natrona County, Wyoming, built in 1952. It carries a Significant hazard potential classification and has a fair condition assessment.
About Casper Sage Creek
The primary purpose of Casper Sage Creek is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by City Of Casper, Att: Andrew Beamer (local government). It impounds the Sage Creek near Casper.
The dam stands 40 feet tall and stretches 800 feet across, creates a reservoir covering 11 acres, has a maximum storage capacity of 165 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1952, 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. 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 05/19/2022.
At 40 feet, this dam is taller than 87% of dams nationwide.
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Location
| State | Wyoming |
| County | Natrona |
| Nearest City | Casper |
| River/Stream | Sage Creek |
| Coordinates | 42.80090, -106.31160 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 40 ft |
| Dam Height | 40 ft |
| Dam Length | 800 ft |
| Year Completed | 1952 (74 years old) |
Storage & Hydraulics
| NID Storage | 165 acre-ft |
| Max Storage | 165 acre-ft |
| Normal Storage | 100 acre-ft |
| Surface Area | 11 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 7,054 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | CITY OF CASPER, ATT: ANDREW BEAMER |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 05/19/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY00280 |
| Federal ID | WY00280 |
| More Info | State Dam Safety Program |