Ireland #1

BOXELDER CREEK· Weld, Colorado· Built 1919· Earth· 13 ft tall
Low Hazard Irrigation Private

Key Takeaway

Ireland #1 is classified as low hazard in Colorado. It was completed in 1919 and is 107 years old. Its primary use is irrigation.

Physical Details

Dam Height 13 ft (taller than 14.5% in CO)
Dam Length440 ft
Dam TypeEarth
Max Storage156 acre-ft
Normal Storage116 acre-ft
Surface Area14 acres
Drainage Area10 sq mi
Max Discharge882 cfs
Year Completed1919 (107 years old)
NID IDCO01104

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
State Regulated: Yes
Regulatory Agency: DWR

Ownership

LAND FARMS (LAND, LLOYD)

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Ireland #1?

Ireland #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 Ireland #1?

Ireland #1 is owned by LAND FARMS (LAND, LLOYD) (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Ireland #1 built?

Ireland #1 was completed in 1919, making it 107 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 Ireland #1?

Ireland #1 serves the following purposes: Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Ireland #1?

Ireland #1 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.

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.