Sunnyhill Structure E-1

TRIB OCKLAWAHA RIVER· Marion, Florida· Built 2007· Earth· 12 ft tall
High Hazard Recreation State Government

Key Takeaway

Sunnyhill Structure E-1 is classified as high hazard in Florida. It was completed in 2007 and is 19 years old. Its primary use is recreation. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.

Physical Details

Dam Height 12 ft (taller than 20.6% in FL)
Dam Length2,313 ft
Dam TypeEarth
Max Storage12.9K acre-ft
Normal Storage24 acre-ft
Surface Area36 acres
Year Completed2007 (19 years old)
NID IDFL65500

Safety Information

High Hazard

Loss of human life is likely if the dam fails.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: No
Last Inspection: April 13, 2023
State Regulated: Yes
Regulatory Agency: SJRWMD

Ownership

SJRWMD

State Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Sunnyhill Structure E-1?

Sunnyhill Structure E-1 is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Sunnyhill Structure E-1?

Sunnyhill Structure E-1 is owned by SJRWMD (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Sunnyhill Structure E-1 built?

Sunnyhill Structure E-1 was completed in 2007, making it 19 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 Sunnyhill Structure E-1?

Sunnyhill Structure E-1 serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Sunnyhill Structure E-1?

Sunnyhill Structure E-1 has a dam height of 12 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 Sunnyhill Structure E-1 last inspected?

Sunnyhill Structure E-1 was last inspected on April 13, 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.