Prince No. 1

TR. OF BOULDER CREEK-OS· Boulder, Colorado· Built 1879· Earth· 14 ft tall
Low Hazard Water Supply Local Government

Key Takeaway

Prince No. 1 is classified as low hazard in Colorado. It was completed in 1879 and is 147 years old. Its primary use is water supply.

Physical Details

Dam Height 14 ft (taller than 17% in CO)
Dam Length2,000 ft
Dam TypeEarth
Max Storage160 acre-ft
Normal Storage80 acre-ft
Surface Area16 acres
Drainage Area0 sq mi
Max Discharge35 cfs
Year Completed1879 (147 years old)
NID IDCO00245

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: September 25, 2013
State Regulated: Yes
Regulatory Agency: DWR

Ownership

TOWN OF ERIE

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Prince No. 1?

Prince No. 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 Prince No. 1?

Prince No. 1 is owned by TOWN OF ERIE (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Prince No. 1 built?

Prince No. 1 was completed in 1879, making it 147 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 Prince No. 1?

Prince No. 1 serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Prince No. 1?

Prince No. 1 has a dam height of 14 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 Prince No. 1 last inspected?

Prince No. 1 was last inspected on September 25, 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.