Lucas Co. Grade Stab.

TR- STONY FORK· Lucas, Iowa· Built 1981· Earth· 26 ft tall

Key Takeaway

Lucas Co. Grade Stab. is classified as low hazard in Iowa. It was completed in 1981 and is 45 years old. Its primary use is fire protection.

Physical Details

Dam Height 26 ft (taller than 24.7% in IA)
Dam Length488 ft
Dam TypeEarth
Max Storage68 acre-ft
Normal Storage12 acre-ft
Surface Area3 acres
Drainage Area0 sq mi
Max Discharge0 cfs
Year Completed1981 (45 years old)
NID IDIA02204

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

Lucas County Board of Supervisors

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Lucas Co. Grade Stab.?

Lucas Co. Grade Stab. 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 Lucas Co. Grade Stab.?

Lucas Co. Grade Stab. is owned by Lucas County Board of Supervisors (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Lucas Co. Grade Stab. built?

Lucas Co. Grade Stab. was completed in 1981, making it 45 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 Lucas Co. Grade Stab.?

Lucas Co. Grade Stab. serves the following purposes: Fire Protection, Stock, Or Small Fish Pond, Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Lucas Co. Grade Stab.?

Lucas Co. Grade Stab. has a dam height of 26 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.