Caselton No 4 Dam is an earth dam located in Lincoln County, Nevada. It carries a Low hazard potential classification and has a poor condition assessment.
Dam profile
NID height · 32 ft32 ft tall and 100 ft long, taller than 74% 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 Caselton No 4 Dam
The primary purpose of Caselton No 4 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 Valey Wash-tr near Caliente.
The dam stands 32 feet tall and stretches 100 feet across, creates a reservoir covering 10 acres, has a maximum storage capacity of 34 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 poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. 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 Valey Wash-tr |
| Coordinates | 37.90170, -114.48977 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 32 ft |
| Dam Height | 32 ft |
| Dam Length | 100 ft |
Storage & Hydraulics
| NID Storage | 34 acre-ft |
| Max Storage | 34 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 | Poor |
| Last Inspection | 05/02/2018 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NV00185 |
| Federal ID | NV00185 |
| More Info | State Dam Safety Program |