Little Hell Creek Diversion

LITTLE HELL CREEK· Larimer, Colorado· Built 1951· Rockfill· 43 ft tall
Low Hazard Hydroelectric Irrigation Federal Government

Key Takeaway

Little Hell Creek Diversion is classified as low hazard in Colorado. It was completed in 1951 and is 75 years old. Its primary use is hydroelectric.

Physical Details

Dam Height 43 ft (taller than 84.2% in CO)
Dam Length220 ft
Dam TypeRockfill
Max Storage100 acre-ft
Normal Storage100 acre-ft
Year Completed1951 (75 years old)
NID IDCO82913

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: No

Ownership

RECLAMATION

Federal Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Little Hell Creek Diversion?

Little Hell Creek Diversion 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 Little Hell Creek Diversion?

Little Hell Creek Diversion is owned by RECLAMATION (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Little Hell Creek Diversion built?

Little Hell Creek Diversion was completed in 1951, making it 75 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 Little Hell Creek Diversion?

Little Hell Creek Diversion serves the following purposes: Hydroelectric, Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Little Hell Creek Diversion?

Little Hell Creek Diversion has a dam height of 43 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.