Lake Cathay Dam is a rockfill dam located in Calhoun County, Arkansas, built in 1961. It carries a Low hazard potential classification.
Dam profile
NID height · 9 ft9 ft tall and 1,125 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic rockfill embankment section and the water level is illustrative.
About Lake Cathay Dam
The primary purpose of Lake Cathay Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Leroy and O D Cathey (private). It impounds the Turners Creek-tr near Thornton.
The dam stands 9 feet tall and stretches 1,125 feet across, creates a reservoir covering 24 acres, has a maximum storage capacity of 108 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1961, 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 | Calhoun |
| Nearest City | Thornton |
| River/Stream | Turners Creek-tr |
| Coordinates | 33.76694, -92.49694 |
Physical Characteristics
| Dam Type | Rockfill |
| NID Height | 9 ft |
| Dam Length | 1,125 ft |
| Year Completed | 1961 (65 years old) |
Storage & Hydraulics
| NID Storage | 108 acre-ft |
| Max Storage | 108 acre-ft |
| Normal Storage | 43 acre-ft |
| Surface Area | 24 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 311 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Leroy and O D Cathey |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | AR00958 |
| Federal ID | AR00958 |
| More Info | State Dam Safety Program |