Black Rock Lime Company Dam is an earth dam located in Lawrence County, Arkansas, built in 1960. It carries a Low hazard potential classification.
Dam profile
NID height · 7 ft7 ft tall and 625 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 Black Rock Lime Company Dam
Black Rock Lime Company Dam is a dam in Lawrence, Arkansas. The dam is owned by Sloan Rainwater (private). It impounds the Spring River-os near Blackrock.
The dam stands 7 feet tall and stretches 625 feet across, and has a maximum storage capacity of 250 acre-feet. Completed in 1960, 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 | Lawrence |
| Nearest City | Blackrock |
| River/Stream | Spring River-os |
| Coordinates | 36.15000, -91.12667 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 7 ft |
| Dam Length | 625 ft |
| Year Completed | 1960 (66 years old) |
Storage & Hydraulics
| NID Storage | 250 acre-ft |
| Max Storage | 250 acre-ft |
| Normal Storage | 120 acre-ft |
Ownership & Safety
| Purpose | Other |
| Owner | Sloan Rainwater |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | AR00382 |
| Federal ID | AR00382 |
| More Info | State Dam Safety Program |