Haller Dam

Dungeness River-Offstream· Clallam, Washington· Built 1945· Earth·

Key Takeaway

Haller Dam is classified as low hazard in Washington. It was completed in 1945 and is 81 years old. Its primary use is irrigation.

Physical Details

Dam Length150 ft
Dam TypeEarth
Max Storage20 acre-ft
Normal Storage12 acre-ft
Surface Area12 acres
Drainage Area0 sq mi
Max Discharge4 cfs
Year Completed1945 (81 years old)
NID IDWA01504

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
State Regulated: Yes
Regulatory Agency: Washington Dept of Ecology

Ownership

GarySmith

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Haller Dam?

Haller 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 Haller Dam?

Haller Dam is owned by GarySmith (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Haller Dam built?

Haller Dam was completed in 1945, making it 81 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 Haller Dam?

Haller Dam serves the following purposes: Irrigation, 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.

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.