Mc Nulty Dam

JUNIPER CREEK· Malheur, Oregon· Built 2004· Gravity·
Low Hazard Fire Protection Stock Or Small Fish Pond Federal Government

Key Takeaway

Mc Nulty Dam is classified as low hazard in Oregon. It was completed in 2004 and is 22 years old. Its primary use is fire protection.

Physical Details

Dam Length424 ft
Dam TypeGravity
Max Storage67 acre-ft
Normal Storage67 acre-ft
Surface Area19 acres
Drainage Area9 sq mi
Max Discharge2,090 cfs
Year Completed2004 (22 years old)
NID IDOR02374

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 24, 2020
State Regulated: Yes
Regulatory Agency: OWRD

Ownership

DOI BLM

Federal Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Mc Nulty Dam?

Mc Nulty 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 Mc Nulty Dam?

Mc Nulty Dam is owned by DOI BLM (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Mc Nulty Dam built?

Mc Nulty Dam was completed in 2004, making it 22 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 Mc Nulty Dam?

Mc Nulty Dam serves the following purposes: Fire Protection, Stock, Or Small Fish Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

When was Mc Nulty Dam last inspected?

Mc Nulty Dam was last inspected on September 24, 2020. 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.