Windsor Minerals Pond #10 is an earth dam located in Windsor County, Vermont, built in 1982. It carries a Low hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 33 ft33 ft tall and 1,550 ft long, taller than 76% 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 Windsor Minerals Pond #10
The primary purpose of Windsor Minerals Pond #10 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 Imerys Talc (private). It impounds the Mill Brook-tr near West Windsor.
The dam stands 33 feet tall and stretches 1,550 feet across, creates a reservoir covering 8 acres, has a maximum storage capacity of 65 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1982, the structure is 44 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 06/09/2009. That was over 17 years ago.
At 33 feet, this dam is taller than 76% of dams nationwide.
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Location
| State | Vermont |
| County | Windsor |
| Nearest City | West Windsor |
| River/Stream | Mill Brook-tr |
| Coordinates | 43.45964, -72.52628 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 33 ft |
| Dam Height | 33 ft |
| Dam Length | 1,550 ft |
| Year Completed | 1982 (44 years old) |
Storage & Hydraulics
| NID Storage | 65 acre-ft |
| Max Storage | 65 acre-ft |
| Surface Area | 8 acres |
| Drainage Area | 0 sq mi |
Ownership & Safety
| Purpose | Tailings |
| Owner | Imerys Talc |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 06/09/2009 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | VT00336 |
| Federal ID | VT00336 |
| More Info | State Dam Safety Program |