Highland #2 (North)

LITTLE THOMPSON RIVER-OS· Boulder, Colorado· Built 1881· Earth· 37 ft tall
Significant Hazard Irrigation Fish And Wildlife Pond Recreation Private

Key Takeaway

Highland #2 (North) is classified as significant hazard in Colorado. It was completed in 1881 and is 145 years old. Its primary use is irrigation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 37 ft (taller than 78.2% in CO)
Dam Length5,250 ft
Dam TypeEarth
Max Storage4.6K acre-ft
Normal Storage3.7K acre-ft
Surface Area178 acres
Drainage Area0 sq mi
Max Discharge1,500 cfs
Year Completed1881 (145 years old)
Year Modified1927
NID IDCO02829

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: Yes
Last Inspection: June 24, 2022
State Regulated: Yes
Regulatory Agency: DWR

Ownership

HIGHLAND DITCH COMPANY (WADE GONZALES)

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Highland #2 (North)?

Highland #2 (North) 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 Highland #2 (North)?

Highland #2 (North) is owned by HIGHLAND DITCH COMPANY (WADE GONZALES) (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Highland #2 (North) built?

Highland #2 (North) was completed in 1881, making it 145 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 Highland #2 (North)?

Highland #2 (North) serves the following purposes: Irrigation, 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 Highland #2 (North)?

Highland #2 (North) has a dam height of 37 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 Highland #2 (North) last inspected?

Highland #2 (North) was last inspected on June 24, 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.