Tailing Storage Facility 3 Dam

Tailing Storage Facility 3 Dam is an earth dam located in Elko County, Nevada, built in 2012. It carries a Low hazard potential classification and has a fair condition assessment.

Hazard potentialLowFailure would cause limited damage
ConditionFair2nd of 4 ratings
Emergency action planNot reported
Last inspection07/30/2019
Height69 ft
Built201214 years ago

Dam profile

NID height · 69 ft
69 FT TEN-STORY BUILDINGMEDIAN U.S. DAM · 24 FT

69 ft tall and 6,729 ft long, taller than 96% of U.S. dams with a recorded height. Height is drawn to scale against a ten-story building, about 100 ft; the profile is a generic embankment section and the water level is illustrative.

About Tailing Storage Facility 3 Dam

The primary purpose of Tailing Storage Facility 3 Dam is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Jerritt Canyon Gold LLC (private). It impounds the Foreman Creek-os near Ryndon.

The dam stands 69 feet tall and stretches 6,729 feet across, creates a reservoir covering 60 acres, has a maximum storage capacity of 1,423 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 2012, the structure is relatively new.

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 07/30/2019.

At 69 feet, this dam is taller than 96% of all dams in the United States.

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Location

StateNevada
CountyElko
Nearest CityRyndon
River/StreamForeman Creek-os
Coordinates41.39189, -115.88189

Physical Characteristics

Dam TypeEarth
NID Height69 ft
Dam Height69 ft
Dam Length6,729 ft
Year Completed2012 (14 years old)

Storage & Hydraulics

NID Storage1,423 acre-ft
Max Storage1,423 acre-ft
Normal Storage1,234 acre-ft
Surface Area60 acres
Drainage Area0 sq mi
Max Discharge600 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeFlood Risk Reduction
OwnerJerritt Canyon Gold LLC
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentFair
Last Inspection07/30/2019
Emergency Action PlanNot Required

Identifiers

NID IDNV10800
Federal IDNV10800
More InfoState Dam Safety Program