Mountain Supply #10

N FK CACHE LA POUDRE· Larimer, Colorado· Built 1974· Earth· 22 ft tall
Low Hazard Irrigation Private

Key Takeaway

Mountain Supply #10 is classified as low hazard in Colorado. It was completed in 1974 and is 52 years old. Its primary use is irrigation.

Physical Details

Dam Height 22 ft (taller than 43.8% in CO)
Dam Length944 ft
Dam TypeEarth
Max Storage656 acre-ft
Normal Storage344 acre-ft
Surface Area48 acres
Drainage Area0 sq mi
Max Discharge6,538 cfs
Year Completed1974 (52 years old)
NID IDCO00155

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: August 29, 2019
State Regulated: Yes
Regulatory Agency: DWR

Ownership

NORTH POUDRE IRR. CO. (MOEN, TAD)

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Mountain Supply #10?

Mountain Supply #10 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 Mountain Supply #10?

Mountain Supply #10 is owned by NORTH POUDRE IRR. CO. (MOEN, TAD) (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Mountain Supply #10 built?

Mountain Supply #10 was completed in 1974, making it 52 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 Mountain Supply #10?

Mountain Supply #10 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 Mountain Supply #10?

Mountain Supply #10 has a dam height of 22 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 Mountain Supply #10 last inspected?

Mountain Supply #10 was last inspected on August 29, 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.