Sleepy Valley Upper Dam is an earth dam located in Garland County, Arkansas, built in 1960. It carries a Significant hazard potential classification.
Dam profile
NID height · 16 ft16 ft tall and 81 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 Sleepy Valley Upper Dam
The primary purpose of Sleepy Valley Upper Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Sleepy Valley Poa/doi NPS Swr Hosp (private). It impounds the Gulpha Creek near Gulpha Gorge Campground.
The dam stands 16 feet tall and stretches 81 feet across, and has a maximum storage capacity of 12 acre-feet. Completed in 1960, the structure is well into its service life at over 50 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Arkansas |
| County | Garland |
| Nearest City | Gulpha Gorge Campground |
| River/Stream | Gulpha Creek |
| Coordinates | 34.53667, -93.02667 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 16 ft |
| Dam Length | 81 ft |
| Year Completed | 1960 (66 years old) |
Storage & Hydraulics
| NID Storage | 12 acre-ft |
| Max Storage | 12 acre-ft |
| Normal Storage | 12 acre-ft |
| Max Discharge | 1 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Sleepy Valley Poa/doi NPS Swr Hosp |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | AR01327 |
| Federal ID | AR01327 |
| More Info | State Dam Safety Program |