Ek Diversion No. 1 Dam

EK CREEK· Natrona, Wyoming· Built 1958· Gravity·
Low Hazard Debris Control Federal Government

Key Takeaway

Ek Diversion No. 1 Dam is classified as low hazard in Wyoming. It was completed in 1958 and is 68 years old. Its primary use is debris control.

Physical Details

Dam Length1,572 ft
Dam TypeGravity
Max Storage60 acre-ft
Normal Storage11 acre-ft
Surface Area15 acres
Year Completed1958 (68 years old)
NID IDWY02498

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: July 19, 2017
State Regulated: Yes
Regulatory Agency: SEO

Ownership

DOI BLM

Federal Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Ek Diversion No. 1 Dam?

Ek Diversion No. 1 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 Ek Diversion No. 1 Dam?

Ek Diversion No. 1 Dam is owned by DOI BLM (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Ek Diversion No. 1 Dam built?

Ek Diversion No. 1 Dam was completed in 1958, making it 68 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 Ek Diversion No. 1 Dam?

Ek Diversion No. 1 Dam serves the following purposes: Debris Control. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

When was Ek Diversion No. 1 Dam last inspected?

Ek Diversion No. 1 Dam was last inspected on July 19, 2017. 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.