Antelope

ANTELOPE CR-TR· Grand, Colorado· Built 1915· Earth· 40 ft tall

Key Takeaway

Antelope is classified as low hazard in Colorado. It was completed in 1915 and is 111 years old. Its primary use is water supply.

Physical Details

Dam Height 40 ft (taller than 81.3% in CO)
Dam Length450 ft
Dam TypeEarth
Max Storage425 acre-ft
Normal Storage347 acre-ft
Surface Area25 acres
Drainage Area3 sq mi
Max Discharge207 cfs
Year Completed1915 (111 years old)
NID IDCO02114

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: May 12, 2021
State Regulated: Yes
Regulatory Agency: DWR

Ownership

RICHIE, DANIEL L.

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Antelope?

Antelope 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 Antelope?

Antelope is owned by RICHIE, DANIEL L. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Antelope built?

Antelope was completed in 1915, making it 111 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 Antelope?

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

How tall is Antelope?

Antelope has a dam height of 40 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.

When was Antelope last inspected?

Antelope was last inspected on May 12, 2021. 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.