Poinsett Wid Site 111 is an earth dam located in Poinsett County, Arkansas, built in 1981. It carries a Low hazard potential classification.
Dam profile
NID height · 31 ft31 ft tall and 346 ft long, taller than 72% 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 Poinsett Wid Site 111
The primary purpose of Poinsett Wid Site 111 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 Poinsett Watershed Improvement District (local government). It impounds the Holly Springs Br.-tr near Harrisburg.
The dam stands 31 feet tall and stretches 346 feet across, creates a reservoir covering 4 acres, has a maximum storage capacity of 45 acre-feet, and collects water from a drainage area of 0 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.
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Location
| State | Arkansas |
| County | Poinsett |
| Nearest City | Harrisburg |
| River/Stream | Holly Springs Br.-tr |
| Coordinates | 35.59833, -90.65583 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 31 ft |
| Dam Height | 31 ft |
| Dam Length | 346 ft |
| Year Completed | 1981 (45 years old) |
Storage & Hydraulics
| NID Storage | 45 acre-ft |
| Max Storage | 45 acre-ft |
| Normal Storage | 13 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 71 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Poinsett Watershed Improvement District |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | AR01435 |
| Federal ID | AR01435 |
| More Info | State Dam Safety Program |