Carlin Gold Tailings Dam

Carlin Gold Tailings Dam is an earth dam located in Eureka County, Nevada, built in 1991. It carries a Low hazard potential classification and has a fair condition assessment.

About Carlin Gold Tailings Dam

The primary purpose of Carlin Gold Tailings 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 Nevada Gold Mines Llc (private). It impounds the Sheep Creek-tr near Dunphy.

The dam stands 270 feet tall and stretches 2,500 feet across, creates a reservoir covering 120 acres, has a maximum storage capacity of 4,030 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1991, the structure is 35 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 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 07/31/2019.

At 270 feet, this dam is taller than 99% of all dams in the United States.

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Low HazardFair ConditionEmergency Action Plan: Not Required

Location

StateNevada
CountyEureka
Nearest CityDunphy
River/StreamSheep Creek-tr
Coordinates40.91500, -116.33060

Physical Characteristics

Dam TypeEarth
NID Height270 ft
Dam Height270 ft
Dam Length2,500 ft
Year Completed1991 (35 years old)

Storage & Hydraulics

NID Storage4,030 acre-ft
Max Storage4,030 acre-ft
Normal Storage4,030 acre-ft
Surface Area120 acres
Drainage Area0 sq mi
Max Discharge2 cfs
Spillway TypeNone

Ownership & Safety

PurposeTailings
OwnerNEVADA GOLD MINES LLC
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentFair
Last Inspection07/31/2019
Emergency Action PlanNot Required

Identifiers

NID IDNV00133
Federal IDNV00133
More InfoState Dam Safety Program

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