Clark #1

APACHE CREEK-OS· Huerfano, Colorado· Built 1904· Earth· 22 ft tall
Low Hazard Irrigation Fire Protection Stock Or Small Fish Pond Private

Key Takeaway

Clark #1 is classified as low hazard in Colorado. It was completed in 1904 and is 122 years old. Its primary use is irrigation.

Physical Details

Dam Height 22 ft (taller than 43.8% in CO)
Dam Length2,340 ft
Dam TypeEarth
Max Storage277 acre-ft
Normal Storage220 acre-ft
Surface Area19 acres
Drainage Area0 sq mi
Max Discharge2,730 cfs
Year Completed1904 (122 years old)
NID IDCO02055

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: December 19, 2000
State Regulated: Yes
Regulatory Agency: DWR

Ownership

WILLIAM & NANCY SHAFFER (WILLIAM SHAFFER)

Private

Nearby Dams

Clark #2

Huerfano, CO

Low Hazard 27 ft

Orlando #2

Huerfano, CO

Low Hazard 19 ft

Bonnie Meade

Pueblo, CO

Low Hazard 10 ft

Beckwith

Pueblo, CO

High Hazard 55 ft

Frequently Asked Questions

What is the hazard classification of Clark #1?

Clark #1 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 Clark #1?

Clark #1 is owned by WILLIAM & NANCY SHAFFER (WILLIAM SHAFFER) (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Clark #1 built?

Clark #1 was completed in 1904, making it 122 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 Clark #1?

Clark #1 serves the following purposes: Irrigation, 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 Clark #1?

Clark #1 has a dam height of 22 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 Clark #1 last inspected?

Clark #1 was last inspected on December 19, 2000. 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.