Beartrack Treatment Lagoon
Beartrack Treatment Lagoon is a dam located in Lemhi County, Idaho, built in 1995. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Beartrack Treatment Lagoon
The primary purpose of Beartrack Treatment Lagoon 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 private-owned. It impounds the Napias Creek Panther Creek.
The dam stands 20 feet tall and stretches 1,600 feet across, creates a reservoir covering 2 acres, has a storage capacity of 76 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1995, the structure is 31 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 08/17/2017.
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Location
| State | Idaho |
| County | Lemhi |
| River/Stream | Napias Creek Panther Creek |
| Coordinates | 45.21520, -114.12850 |
Physical Characteristics
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 1,600 ft |
| Year Completed | 1995 (31 years old) |
Storage & Hydraulics
| NID Storage | 76 acre-ft |
| Normal Storage | 76 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Tailings |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 08/17/2017 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ID00483 |
| Federal ID | ID00483 |
| More Info | State Dam Safety Program |