Hot Springs Equalization Basin is an earth dam located in Garland County, Arkansas, built in 1994. It carries a Low hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 34 ft34 ft tall and 3,090 ft long, taller than 78% 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 Hot Springs Equalization Basin
Hot Springs Equalization Basin is a dam in Garland, Arkansas. The dam is owned by Hot Springs Municipal Water System (local government). It impounds the Lake Catherine Tr-os.
The dam stands 34 feet tall and stretches 3,090 feet across, creates a reservoir covering 14 acres, has a maximum storage capacity of 232 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1994, the structure is 32 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. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 12/05/2025.
At 34 feet, this dam is taller than 78% of dams nationwide.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Arkansas |
| County | Garland |
| River/Stream | Lake Catherine Tr-os |
| Coordinates | 34.45083, -93.02306 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 34 ft |
| Dam Height | 31 ft |
| Dam Length | 3,090 ft |
| Year Completed | 1994 (32 years old) |
Storage & Hydraulics
| NID Storage | 232 acre-ft |
| Max Storage | 232 acre-ft |
| Normal Storage | 175 acre-ft |
| Surface Area | 14 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 233 cfs |
Ownership & Safety
| Purpose | Other |
| Owner | Hot Springs Municipal Water System |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 12/05/2025 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | AR01534 |
| Federal ID | AR01534 |
| More Info | State Dam Safety Program |