Caselton Last Dam
Caselton Last Dam is an earth dam located in Lincoln County, Nevada. It carries a Low hazard potential classification and has a fair condition assessment.
About Caselton Last Dam
The primary purpose of Caselton Last Dam 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 Bunker Hill Mining (private). It impounds the Meadow Valley Wash-tr near Caliente.
The dam stands 28 feet tall and stretches 100 feet across, creates a reservoir covering 10 acres, has a maximum storage capacity of 64 acre-feet, and collects water from a drainage area of 0 square miles.
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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 05/02/2018.
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Location
| State | Nevada |
| County | Lincoln |
| Nearest City | Caliente |
| River/Stream | Meadow Valley Wash-tr |
| Coordinates | 37.89570, -114.48971 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 28 ft |
| Dam Height | 28 ft |
| Dam Length | 100 ft |
Storage & Hydraulics
| NID Storage | 64 acre-ft |
| Max Storage | 64 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | None |
Ownership & Safety
| Purpose | Tailings |
| Owner | BUNKER HILL MINING |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 05/02/2018 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NV00186 |
| Federal ID | NV00186 |
| More Info | State Dam Safety Program |