Jack Pot is an earth dam located in Natrona County, Wyoming, built in 1915. It carries a Low hazard potential classification and has a poor condition assessment.
Dam profile
NID height · 45 ft45 ft tall and 2,300 ft long, taller than 90% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Jack Pot
Jack Pot is a dam in Natrona, Wyoming. The dam is owned by C&s Limmer Livestock Corp (private). It impounds the Alkali Fork Badwater Creek near Lysite.
The dam stands 45 feet tall and stretches 2,300 feet across, creates a reservoir covering 98 acres, and has a maximum storage capacity of 1,029 acre-feet. Completed in 1915, the structure is over a century 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 07/26/2023.
At 45 feet, this dam is taller than 90% of dams nationwide.
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Location
| State | Wyoming |
| County | Natrona |
| Nearest City | Lysite |
| River/Stream | Alkali Fork Badwater Creek |
| Coordinates | 43.23528, -107.24722 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 45 ft |
| Dam Height | 45 ft |
| Dam Length | 2,300 ft |
| Year Completed | 1915 (111 years old) |
Storage & Hydraulics
| NID Storage | 1,029 acre-ft |
| Max Storage | 1,029 acre-ft |
| Normal Storage | 772 acre-ft |
| Surface Area | 98 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Other |
| Owner | C&s Limmer Livestock Corp |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 07/26/2023 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY01169 |
| Federal ID | WY01169 |
| More Info | State Dam Safety Program |