Green River Dam

Green River· Stark, North Dakota· Built 1933· Other· 12 ft tall
Low Hazard Recreation Water Supply Local Government

Key Takeaway

Green River Dam is classified as low hazard in North Dakota. It was completed in 1933 and is 93 years old. Its primary use is recreation.

Physical Details

Dam Height 12 ft (taller than 32.4% in ND)
Dam Length90 ft
Dam TypeOther
Max Storage60 acre-ft
Normal Storage60 acre-ft
Surface Area0 acres
Drainage Area356 sq mi
Year Completed1933 (93 years old)
NID IDND00066

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: ND DWR

Ownership

Stark County WRB

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Green River Dam?

Green River 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 Green River Dam?

Green River Dam is owned by Stark County WRB (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Green River Dam built?

Green River Dam was completed in 1933, making it 93 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 Green River Dam?

Green River Dam serves the following purposes: Recreation, Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Green River Dam?

Green River Dam has a dam height of 12 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.

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.