Griggs

BEAVER CREEK-OS· La Plata, Colorado· Built 1999· Earth· 13 ft tall
Significant Hazard Water Supply Fish And Wildlife Pond Recreation Private

Key Takeaway

Griggs is classified as significant hazard in Colorado. It was completed in 1999 and is 27 years old. Its primary use is water supply. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 13 ft (taller than 14.5% in CO)
Dam Length250 ft
Dam TypeEarth
Max Storage7 acre-ft
Normal Storage4 acre-ft
Surface Area1 acres
Drainage Area0 sq mi
Max Discharge0 cfs
Year Completed1999 (27 years old)
Year Modified2000
NID IDCO02885

Safety Information

Significant Hazard

No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.

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

Emergency Action Plan: No
Last Inspection: May 24, 2013
State Regulated: Yes
Regulatory Agency: DWR

Ownership

DAVID & SUSIE GRIGGS (DAVID GRIGGS)

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Griggs?

Griggs is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Griggs?

Griggs is owned by DAVID & SUSIE GRIGGS (DAVID GRIGGS) (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Griggs built?

Griggs was completed in 1999, making it 27 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 Griggs?

Griggs serves the following purposes: Water Supply, Fish And Wildlife Pond, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Griggs?

Griggs has a dam height of 13 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 Griggs last inspected?

Griggs was last inspected on May 24, 2013. 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.