Mock Bass
Mock Bass is an earth dam located in Sheridan County, Wyoming, built in 1966. It carries a Low hazard potential classification and has a poor condition assessment.
About Mock Bass
The primary purpose of Mock Bass 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 Lomax Land & Livestock Co., Inc. (private). It impounds the Mock Gulch near Dayton.
The dam stands 40 feet tall and stretches 370 feet across, creates a reservoir covering 8 acres, and has a maximum storage capacity of 127 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 poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 09/20/2022.
At 40 feet, this dam is taller than 87% of dams nationwide.
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Location
| State | Wyoming |
| County | Sheridan |
| Nearest City | Dayton |
| River/Stream | Mock Gulch |
| Coordinates | 44.88200, -107.30990 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 40 ft |
| Dam Height | 40 ft |
| Dam Length | 370 ft |
| Year Completed | 1966 (60 years old) |
Storage & Hydraulics
| NID Storage | 127 acre-ft |
| Max Storage | 127 acre-ft |
| Normal Storage | 83 acre-ft |
| Surface Area | 8 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | LOMAX LAND & LIVESTOCK CO., INC. |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 09/20/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY00675 |
| Federal ID | WY00675 |
| More Info | State Dam Safety Program |