Gahr Pond Dam 2

TR- MACOUPIN CREEK N· Macoupin, Illinois· Built 1975· Earth· 36 ft tall
Low Hazard Irrigation Other Private

Key Takeaway

Gahr Pond Dam 2 is classified as low hazard in Illinois. It was completed in 1975 and is 51 years old. Its primary use is irrigation.

Physical Details

Dam Height 36 ft (taller than 78.2% in IL)
Dam Length210 ft
Dam TypeEarth
Max Storage18 acre-ft
Normal Storage12 acre-ft
Surface Area1 acres
Drainage Area0 sq mi
Max Discharge106 cfs
Year Completed1975 (51 years old)
NID IDIL40060

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: June 10, 2015
State Regulated: Yes
Regulatory Agency: IDNR

Ownership

ONEIA GAHR;ONEIA GAHR

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Gahr Pond Dam 2?

Gahr Pond Dam 2 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 Gahr Pond Dam 2?

Gahr Pond Dam 2 is owned by ONEIA GAHR;ONEIA GAHR (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Gahr Pond Dam 2 built?

Gahr Pond Dam 2 was completed in 1975, making it 51 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 Gahr Pond Dam 2?

Gahr Pond Dam 2 serves the following purposes: Irrigation, Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Gahr Pond Dam 2?

Gahr Pond Dam 2 has a dam height of 36 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 Gahr Pond Dam 2 last inspected?

Gahr Pond Dam 2 was last inspected on June 10, 2015. 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.