Nast Reservoir

DIVERSION OF FRYING PAN R· Pitkin, Colorado· Built 1966· Earth· 10 ft tall
Low Hazard Fish And Wildlife Pond Federal Government

Key Takeaway

Nast Reservoir is classified as low hazard in Colorado. It was completed in 1966 and is 60 years old. Its primary use is fish and wildlife pond.

Physical Details

Dam Height 10 ft (taller than 4.4% in CO)
Dam Length425 ft
Dam TypeEarth
Max Storage50 acre-ft
Normal Storage35 acre-ft
Drainage Area2 sq mi
Max Discharge0 cfs
Year Completed1966 (60 years old)
NID IDCO03034

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: August 22, 2019
State Regulated: Yes

Ownership

USDA FS

Federal Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Nast Reservoir?

Nast Reservoir 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 Nast Reservoir?

Nast Reservoir is owned by USDA FS (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Nast Reservoir built?

Nast Reservoir was completed in 1966, making it 60 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 Nast Reservoir?

Nast Reservoir serves the following purposes: Fish And Wildlife Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Nast Reservoir?

Nast Reservoir has a dam height of 10 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 Nast Reservoir last inspected?

Nast Reservoir was last inspected on August 22, 2019. 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.