Clarke Co. Roadgrade Dam 8-73-25

TR- SQUAW CREEK· Clarke, Iowa· Built 1992· Earth· 43 ft tall
Low Hazard Other Fire Protection Stock Or Small Fish Pond Local Government

Key Takeaway

Clarke Co. Roadgrade Dam 8-73-25 is classified as low hazard in Iowa. It was completed in 1992 and is 34 years old. Its primary use is other.

Physical Details

Dam Height 43 ft (taller than 89% in IA)
Dam Length1,070 ft
Dam TypeEarth
Max Storage155 acre-ft
Normal Storage19 acre-ft
Surface Area4 acres
Drainage Area1 sq mi
Max Discharge0 cfs
Year Completed1992 (34 years old)
NID IDIA02639

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: Yes
Regulatory Agency: IOWA DNR

Ownership

Clarke County Board of Supervisors

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Clarke Co. Roadgrade Dam 8-73-25?

Clarke Co. Roadgrade Dam 8-73-25 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 Clarke Co. Roadgrade Dam 8-73-25?

Clarke Co. Roadgrade Dam 8-73-25 is owned by Clarke County Board of Supervisors (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Clarke Co. Roadgrade Dam 8-73-25 built?

Clarke Co. Roadgrade Dam 8-73-25 was completed in 1992, making it 34 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 Clarke Co. Roadgrade Dam 8-73-25?

Clarke Co. Roadgrade Dam 8-73-25 serves the following purposes: Other, Fire Protection, Stock, Or Small Fish Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Clarke Co. Roadgrade Dam 8-73-25?

Clarke Co. Roadgrade Dam 8-73-25 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.