Slick Rock Detention Dam is a gravity dam located in Graham County, Arizona, built in 1981. It carries a Low hazard potential classification.
Dam profile
NID height · 35 ft35 ft tall and 1,920 ft long, taller than 80% 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 concrete gravity section and the water level is illustrative.
About Slick Rock Detention Dam
Slick Rock Detention Dam is a dam in Graham, Arizona. The dam is owned by Doi BLM (federal). It impounds the Slick Rock Wash near Solomon, Az.
The dam stands 35 feet tall and stretches 1,920 feet across, creates a reservoir covering 98 acres, has a maximum storage capacity of 1,418 acre-feet, and collects water from a drainage area of 58 square miles. Completed in 1981, the structure is 45 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 05/13/2009. That was over 17 years ago.
At 35 feet, this dam is taller than 80% of dams nationwide.
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Location
| State | Arizona |
| County | Graham |
| Nearest City | Solomon, Az |
| River/Stream | Slick Rock Wash |
| Coordinates | 32.72399, -109.47577 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 35 ft |
| Dam Length | 1,920 ft |
| Year Completed | 1981 (45 years old) |
Storage & Hydraulics
| NID Storage | 1,418 acre-ft |
| Max Storage | 1,418 acre-ft |
| Normal Storage | 1,022 acre-ft |
| Surface Area | 98 acres |
| Drainage Area | 58 sq mi |
| Max Discharge | 3,604 cfs |
Ownership & Safety
| Purpose | Other |
| Owner | Doi BLM |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 05/13/2009 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | AZ20028 |
| Federal ID | AZ20028 |
| More Info | State Dam Safety Program |