Johnson Lake Dam is an earth dam located in Crawford County, Arkansas, built in 1973. It carries a Low hazard potential classification.
Dam profile
NID height · 40 ft40 ft tall and 400 ft long, taller than 86% 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 Johnson Lake Dam
The primary purpose of Johnson Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Earl Johnson (deceased, Don't Mail Invoice) (private). It impounds the Wells Hollow-tr near Mulberry.
The dam stands 40 feet tall and stretches 400 feet across, creates a reservoir covering 17 acres, has a maximum storage capacity of 140 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1973, 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. The most recent inspection on record was 04/09/2002. That was over 24 years ago.
At 40 feet, this dam is taller than 86% of dams nationwide.
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Location
| State | Arkansas |
| County | Crawford |
| Nearest City | Mulberry |
| River/Stream | Wells Hollow-tr |
| Coordinates | 35.66528, -94.05222 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 40 ft |
| Dam Height | 40 ft |
| Dam Length | 400 ft |
| Year Completed | 1973 (53 years old) |
Storage & Hydraulics
| NID Storage | 140 acre-ft |
| Max Storage | 140 acre-ft |
| Normal Storage | 80 acre-ft |
| Surface Area | 17 acres |
| Drainage Area | 0 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | Earl Johnson (deceased, Don't Mail Invoice) |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 04/09/2002 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | AR00527 |
| Federal ID | AR00527 |
| More Info | State Dam Safety Program |