Mill Pond Dam No 2 is a rockfill dam located in Howard County, Arkansas, built in 1962. It carries a Low hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 20 ft20 ft tall and 500 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 Mill Pond Dam No 2
The primary purpose of Mill Pond Dam No 2 is tailings. Tailings dams contain waste material from mining operations — typically a slurry of finely ground rock left over after valuable minerals have been extracted. These structures require ongoing monitoring because tailings can contain heavy metals and other contaminants. The dam is owned by Saint Gobain, Inc. (private). It impounds the Muddy Fork-tr near Nathan.
The dam stands 20 feet tall and stretches 500 feet across, creates a reservoir covering 17 acres, has a maximum storage capacity of 160 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1962, 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. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized.
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Location
| State | Arkansas |
| County | Howard |
| Nearest City | Nathan |
| River/Stream | Muddy Fork-tr |
| Coordinates | 34.08417, -93.85833 |
Physical Characteristics
| Dam Type | Rockfill |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 500 ft |
| Year Completed | 1962 (64 years old) |
Storage & Hydraulics
| NID Storage | 160 acre-ft |
| Max Storage | 160 acre-ft |
| Normal Storage | 150 acre-ft |
| Surface Area | 17 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 1,000 cfs |
Ownership & Safety
| Purpose | Tailings |
| Owner | Saint Gobain, Inc. |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | AR00913 |
| Federal ID | AR00913 |
| More Info | State Dam Safety Program |