Offield

POT CREEK· Moffat, Colorado· Built 1914· Earth· 18 ft tall

Key Takeaway

Offield is classified as high hazard in Colorado. It was completed in 1914 and is 112 years old. Its primary use is fire protection. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.

Physical Details

Dam Height 18 ft (taller than 29.2% in CO)
Dam Length660 ft
Dam TypeEarth
Max Storage570 acre-ft
Normal Storage350 acre-ft
Surface Area63 acres
Drainage Area112 sq mi
Max Discharge112 cfs
Year Completed1914 (112 years old)
NID IDCO01886

Safety Information

High Hazard

Loss of human life is likely if the dam fails.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: Yes
Last Inspection: June 12, 2023
State Regulated: Yes
Regulatory Agency: DWR

Ownership

BOBCAT RANCH, LLC (RODGERS, BILL)

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Offield?

Offield is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Offield?

Offield is owned by BOBCAT RANCH, LLC (RODGERS, BILL) (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Offield built?

Offield was completed in 1914, making it 112 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 Offield?

Offield serves the following purposes: 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.

How tall is Offield?

Offield has a dam height of 18 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 Offield last inspected?

Offield was last inspected on June 12, 2023. 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.