Groth Pumping System

INDIAN CREEK· Larimer, Colorado· Built 1951· Earth· 20 ft tall
Low Hazard Irrigation Private

Key Takeaway

Groth Pumping System is classified as low hazard in Colorado. It was completed in 1951 and is 75 years old. Its primary use is irrigation.

Physical Details

Dam Height 20 ft (taller than 36.1% in CO)
Dam Length750 ft
Dam TypeEarth
Max Storage85 acre-ft
Normal Storage50 acre-ft
Surface Area10 acres
Drainage Area24 sq mi
Max Discharge1,000 cfs
Year Completed1951 (75 years old)
NID IDCO02016

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: November 21, 2022
State Regulated: Yes
Regulatory Agency: DWR

Ownership

GARREL LOBAN

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Groth Pumping System?

Groth Pumping System 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 Groth Pumping System?

Groth Pumping System is owned by GARREL LOBAN (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Groth Pumping System built?

Groth Pumping System 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 Groth Pumping System?

Groth Pumping System 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 Groth Pumping System?

Groth Pumping System has a dam height of 20 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 Groth Pumping System last inspected?

Groth Pumping System was last inspected on November 21, 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.