Winnemucca Lagoon Dam #5

HUMBOLDT RIVER-OS· Humboldt, Nevada· Built 1970· Earth· 7 ft tall
Low Hazard Other Local Government

Key Takeaway

Winnemucca Lagoon Dam #5 is classified as low hazard in Nevada. It was completed in 1970 and is 56 years old. Its primary use is other.

Physical Details

Dam Height 7 ft (taller than 1.8% in NV)
Dam Length1,015 ft
Dam TypeEarth
Max Storage70 acre-ft
Normal Storage51 acre-ft
Surface Area6 acres
Drainage Area0 sq mi
Max Discharge0 cfs
Year Completed1970 (56 years old)
NID IDNV10270

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: September 21, 2021
State Regulated: Yes
Regulatory Agency: NEVADA DWR

Ownership

CITY OF WINNEMUCCA

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Winnemucca Lagoon Dam #5?

Winnemucca Lagoon Dam #5 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 Winnemucca Lagoon Dam #5?

Winnemucca Lagoon Dam #5 is owned by CITY OF WINNEMUCCA (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Winnemucca Lagoon Dam #5 built?

Winnemucca Lagoon Dam #5 was completed in 1970, making it 56 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 Winnemucca Lagoon Dam #5?

Winnemucca Lagoon Dam #5 serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Winnemucca Lagoon Dam #5?

Winnemucca Lagoon Dam #5 has a dam height of 7 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 Winnemucca Lagoon Dam #5 last inspected?

Winnemucca Lagoon Dam #5 was last inspected on September 21, 2021. 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.