Pratt Bros.Pond Dam

TR- JOES CREEK NE· Macoupin, Illinois· Built 1977· Earth· 27 ft tall
Low Hazard Other Private

Key Takeaway

Pratt Bros.Pond Dam is classified as low hazard in Illinois. It was completed in 1977 and is 49 years old. Its primary use is other.

Physical Details

Dam Height 27 ft (taller than 51.5% in IL)
Dam Length300 ft
Dam TypeEarth
Max Storage36 acre-ft
Normal Storage23 acre-ft
Surface Area3 acres
Drainage Area0 sq mi
Max Discharge188 cfs
Year Completed1977 (49 years old)
NID IDIL40084

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, 2023
State Regulated: Yes
Regulatory Agency: IDNR

Ownership

PRATT BROTHERS;PRATT BROTHERS

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Pratt Bros.Pond Dam?

Pratt Bros.Pond Dam 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 Pratt Bros.Pond Dam?

Pratt Bros.Pond Dam is owned by PRATT BROTHERS;PRATT BROTHERS (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Pratt Bros.Pond Dam built?

Pratt Bros.Pond Dam was completed in 1977, making it 49 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 Pratt Bros.Pond Dam?

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

How tall is Pratt Bros.Pond Dam?

Pratt Bros.Pond Dam has a dam height of 27 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 Pratt Bros.Pond Dam last inspected?

Pratt Bros.Pond Dam was last inspected on August 29, 2023. 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.