Black Snag Reservoir

BLACK SNAG CREEK· Crook, Oregon· Built 1998· Earth· 38 ft tall

Key Takeaway

Black Snag Reservoir is classified as low hazard in Oregon. It was completed in 1998 and is 28 years old. Its primary use is fish and wildlife pond.

Physical Details

Dam Height 38 ft (taller than 74.5% in OR)
Dam Length0 ft
Dam TypeEarth
Max Storage0 acre-ft
Normal Storage273 acre-ft
Surface Area37 acres
Drainage Area8 sq mi
Max Discharge0 cfs
Year Completed1998 (28 years old)
NID IDOR03777

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: October 10, 2019
State Regulated: Yes
Regulatory Agency: OWRD

Ownership

GI RANCH CORPORATION

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Black Snag Reservoir?

Black Snag 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 Black Snag Reservoir?

Black Snag Reservoir is owned by GI RANCH CORPORATION (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Black Snag Reservoir built?

Black Snag Reservoir was completed in 1998, making it 28 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 Black Snag Reservoir?

Black Snag Reservoir serves the following purposes: Fish And Wildlife Pond, Fire Protection, Stock, Or Small Fish Pond, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Black Snag Reservoir?

Black Snag Reservoir has a dam height of 38 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 Black Snag Reservoir last inspected?

Black Snag Reservoir was last inspected on October 10, 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.