Hillman Reservoir No 2 Dam
Hillman Reservoir No 2 Dam is an earth dam located in Arkansas County, Arkansas, built in 1946. It carries a Low hazard potential classification.
About Hillman Reservoir No 2 Dam
The primary purpose of Hillman Reservoir No 2 Dam is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by F E Hillman (private). It impounds the Mill Bayou-os.
The dam stands 10 feet tall and stretches 2,700 feet across, and has a maximum storage capacity of 600 acre-feet. Completed in 1946, 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 | Arkansas |
| County | Arkansas |
| Nearest City | None |
| River/Stream | Mill Bayou-os |
| Coordinates | 34.37167, -91.47194 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 10 ft |
| Dam Length | 2,700 ft |
| Year Completed | 1946 (80 years old) |
Storage & Hydraulics
| NID Storage | 600 acre-ft |
| Max Storage | 600 acre-ft |
| Normal Storage | 460 acre-ft |
| Max Discharge | 780 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | F E Hillman |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | AR01033 |
| Federal ID | AR01033 |
| More Info | State Dam Safety Program |