Lonnie Jaynes Lake Dam is an earth dam located in Poinsett County, Arkansas, built in 1958. It carries a Low hazard potential classification.
Dam profile
NID height · 10 ft10 ft tall and 415 ft long. 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 Lonnie Jaynes Lake Dam
The primary purpose of Lonnie Jaynes Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Zell Jaynes (private). It impounds the Ditch 10-os near Pleasant Hill.
The dam stands 10 feet tall and stretches 415 feet across, creates a reservoir covering 6 acres, and has a maximum storage capacity of 150 acre-feet. Completed in 1958, 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.
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Location
| State | Arkansas |
| County | Poinsett |
| Nearest City | Pleasant Hill |
| River/Stream | Ditch 10-os |
| Coordinates | 35.63500, -90.65278 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 10 ft |
| Dam Length | 415 ft |
| Year Completed | 1958 (68 years old) |
Storage & Hydraulics
| NID Storage | 150 acre-ft |
| Max Storage | 150 acre-ft |
| Normal Storage | 80 acre-ft |
| Surface Area | 6 acres |
Ownership & Safety
| Purpose | Recreation |
| Owner | Zell Jaynes |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | AR00475 |
| Federal ID | AR00475 |
| More Info | State Dam Safety Program |