Mcconnell No. 1
Mcconnell No. 1 is an earth dam located in Campbell County, Wyoming, built in 1954. It carries a Low hazard potential classification and has a poor condition assessment.
About Mcconnell No. 1
The primary purpose of Mcconnell No. 1 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 Shippy Land Llc (private). It impounds the Pine Creek near Powderville, Mt.
The dam stands 34 feet tall and stretches 200 feet across, creates a reservoir covering 5 acres, and has a maximum storage capacity of 93 acre-feet. Completed in 1954, 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 05/24/2022.
At 34 feet, this dam is taller than 80% of dams nationwide.
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Location
| State | Wyoming |
| County | Campbell |
| Nearest City | Powderville, Mt |
| River/Stream | Pine Creek |
| Coordinates | 44.84180, -105.18920 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 34 ft |
| Dam Height | 34 ft |
| Dam Length | 200 ft |
| Year Completed | 1954 (72 years old) |
Storage & Hydraulics
| NID Storage | 93 acre-ft |
| Max Storage | 93 acre-ft |
| Normal Storage | 64 acre-ft |
| Surface Area | 5 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | SHIPPY LAND LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 05/24/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY00987 |
| Federal ID | WY00987 |
| More Info | State Dam Safety Program |