Pyron Lake Dam is an earth dam located in Little River County, Arkansas, built in 1959. It carries a Low hazard potential classification.
Dam profile
NID height · 20 ft20 ft tall and 250 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 Pyron Lake Dam
The primary purpose of Pyron Lake Dam is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by Pyron Butane Company (private). It impounds the Flat Creek-tr.
The dam stands 20 feet tall and stretches 250 feet across, and has a maximum storage capacity of 52 acre-feet. Completed in 1959, 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.
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Location
| State | Arkansas |
| County | Little River |
| Nearest City | None |
| River/Stream | Flat Creek-tr |
| Coordinates | 33.73167, -94.40333 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Length | 250 ft |
| Year Completed | 1959 (67 years old) |
Storage & Hydraulics
| NID Storage | 52 acre-ft |
| Max Storage | 52 acre-ft |
| Normal Storage | 23 acre-ft |
| Max Discharge | 156 cfs |
Ownership & Safety
| Purpose | Water Supply |
| Owner | Pyron Butane Company |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | AR01090 |
| Federal ID | AR01090 |
| More Info | State Dam Safety Program |