Simplot Silica Tailings Raise Dam

MUDDY RIVER· Clark, Nevada· Built 2014· Earth· 100 ft tall
Low Hazard Tailings Private

Key Takeaway

Simplot Silica Tailings Raise Dam is classified as low hazard in Nevada. It was completed in 2014 and is 12 years old. Its primary use is tailings.

Physical Details

Dam Height 100 ft (taller than 92.6% in NV)
Dam Length10,000 ft
Dam TypeEarth
Max Storage1.0K acre-ft
Normal Storage1.9K acre-ft
Surface Area107 acres
Drainage Area0 sq mi
Max Discharge0 cfs
Year Completed2014 (12 years old)
Year Modified2014
NID IDNV10849

Safety Information

Low Hazard

No probable loss of human life and low economic/environmental losses expected.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: No
Last Inspection: April 17, 2018
State Regulated: Yes
Regulatory Agency: NEVADA DWR

Ownership

SIMPLOT SILICA PRODUCTS

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Simplot Silica Tailings Raise Dam?

Simplot Silica Tailings Raise Dam is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Simplot Silica Tailings Raise Dam?

Simplot Silica Tailings Raise Dam is owned by SIMPLOT SILICA PRODUCTS (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Simplot Silica Tailings Raise Dam built?

Simplot Silica Tailings Raise Dam was completed in 2014, making it 12 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.

What is the primary purpose of Simplot Silica Tailings Raise Dam?

Simplot Silica Tailings Raise Dam serves the following purposes: Tailings. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Simplot Silica Tailings Raise Dam?

Simplot Silica Tailings Raise Dam has a dam height of 100 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.

When was Simplot Silica Tailings Raise Dam last inspected?

Simplot Silica Tailings Raise Dam was last inspected on April 17, 2018. Inspection dates indicate when a formal review occurred, not the results of that inspection.

Data from the National Inventory of Dams (NID) maintained by the US Army Corps of Engineers. Dam conditions may have changed since the last update. This site is not affiliated with USACE. Do not use for emergency planning — contact your local dam safety program.