Longs Peak #2

ST. VRAIN CREEK-OS· Boulder, Colorado· Built 1968· Earth· 41 ft tall
Low Hazard Fish And Wildlife Pond Recreation Private

Key Takeaway

Longs Peak #2 is classified as low hazard in Colorado. It was completed in 1968 and is 58 years old. Its primary use is fish and wildlife pond.

Physical Details

Dam Height 41 ft (taller than 82.7% in CO)
Dam Length2,230 ft
Dam TypeEarth
Max Storage376 acre-ft
Normal Storage286 acre-ft
Surface Area12 acres
Drainage Area0 sq mi
Max Discharge800 cfs
Year Completed1968 (58 years old)
NID IDCO00179

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: June 11, 2019
State Regulated: Yes
Regulatory Agency: DWR

Ownership

SARAH AL-JAMMAZ,

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Longs Peak #2?

Longs Peak #2 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 Longs Peak #2?

Longs Peak #2 is owned by SARAH AL-JAMMAZ, (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Longs Peak #2 built?

Longs Peak #2 was completed in 1968, making it 58 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 Longs Peak #2?

Longs Peak #2 serves the following purposes: 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 Longs Peak #2?

Longs Peak #2 has a dam height of 41 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 Longs Peak #2 last inspected?

Longs Peak #2 was last inspected on June 11, 2019. 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.