Lazy Jackson
Lazy Jackson is an earth dam located in Beaverhead County, Montana, built in 1950. It carries a Low hazard potential classification.
About Lazy Jackson
The primary purpose of Lazy Jackson is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Jackson Ranches Inc (private). It impounds the Englebaugh Creek near Jackson.
The dam stands 10 feet tall and stretches 50 feet across, and has a maximum storage capacity of 226 acre-feet. Completed in 1950, the structure is well-established, with more than 75 years of service.
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.
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Location
| State | Montana |
| County | Beaverhead |
| Nearest City | Jackson |
| River/Stream | Englebaugh Creek |
| Coordinates | 45.24490, -113.45790 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 10 ft |
| Dam Height | 10 ft |
| Dam Length | 50 ft |
| Year Completed | 1950 (76 years old) |
Storage & Hydraulics
| NID Storage | 226 acre-ft |
| Max Storage | 226 acre-ft |
| Normal Storage | 122 acre-ft |
Ownership & Safety
| Purpose | Recreation |
| Owner | JACKSON RANCHES INC |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT03403 |
| Federal ID | MT03403 |
| More Info | State Dam Safety Program |