Prebble

YOUNGS CREEK-TR· Delta, Colorado· Built 1960· Earth· 19 ft tall
Low Hazard Irrigation Recreation Private

Key Takeaway

Prebble is classified as low hazard in Colorado. It was completed in 1960 and is 66 years old. Its primary use is irrigation.

Physical Details

Dam Height 19 ft (taller than 32.7% in CO)
Dam Length600 ft
Dam TypeEarth
Max Storage310 acre-ft
Normal Storage180 acre-ft
Surface Area26 acres
Drainage Area1 sq mi
Max Discharge441 cfs
Year Completed1960 (66 years old)
NID IDCO00619

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: August 16, 2022
State Regulated: Yes
Regulatory Agency: DWR

Ownership

BETZ, TODD

Private

Nearby Dams

Youngs Creek #1 & 2

Delta, CO

High Hazard 46 ft

Ryan

Delta, CO

Low Hazard 19 ft

Carbonate Camp #6

Delta, CO

Low Hazard 14 ft

Pedro

Delta, CO

Low Hazard 23 ft

Carbonate Camp #7

Delta, CO

Low Hazard 12 ft

Mckoon

Delta, CO

Significant Hazard 32 ft

Little Grouse

Delta, CO

Low Hazard 21 ft

Eureka #2

Delta, CO

Low Hazard 15 ft

Frequently Asked Questions

What is the hazard classification of Prebble?

Prebble 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 Prebble?

Prebble is owned by BETZ, TODD (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Prebble built?

Prebble was completed in 1960, making it 66 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 Prebble?

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

How tall is Prebble?

Prebble has a dam height of 19 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 Prebble last inspected?

Prebble was last inspected on August 16, 2022. 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.