Eagle Rock

SIMPSON CREEK-TR· Weld, Colorado· Built 1968· Earth· 15 ft tall
Low Hazard Recreation Irrigation Private

Key Takeaway

Eagle Rock is classified as low hazard in Colorado. It was completed in 1968 and is 58 years old. Its primary use is recreation.

Physical Details

Dam Height 15 ft (taller than 20.1% in CO)
Dam Length680 ft
Dam TypeEarth
Max Storage83 acre-ft
Normal Storage38 acre-ft
Surface Area9 acres
Drainage Area36 sq mi
Max Discharge2,800 cfs
Year Completed1968 (58 years old)
NID IDCO00067

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: DWR

Ownership

MARK T. COX

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Eagle Rock?

Eagle Rock 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 Eagle Rock?

Eagle Rock is owned by MARK T. COX (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Eagle Rock built?

Eagle Rock was completed in 1968, making it 58 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 Eagle Rock?

Eagle Rock serves the following purposes: Recreation, Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Eagle Rock?

Eagle Rock has a dam height of 15 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.