Keystone Lake Water Conservation Structure

KEYSTONE LAKE· Hillsborough, Florida· Earth· 6 ft tall
Significant Hazard Flood Risk Reduction Recreation Water Supply State Government

Key Takeaway

Keystone Lake Water Conservation Structure is classified as significant hazard in Florida. Its primary use is flood risk reduction. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 6 ft (taller than 0.3% in FL)
Dam Length40 ft
Dam TypeEarth
Max Storage1.9K acre-ft
Normal Storage510 acre-ft
Surface Area431 acres
NID IDFL12038

Safety Information

Significant Hazard

No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.

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

Emergency Action Plan: No
Last Inspection: April 20, 2023
State Regulated: Yes
Regulatory Agency: FDEP

Ownership

SWFWMD

State Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Keystone Lake Water Conservation Structure?

Keystone Lake Water Conservation Structure is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Keystone Lake Water Conservation Structure?

Keystone Lake Water Conservation Structure is owned by SWFWMD (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Keystone Lake Water Conservation Structure?

Keystone Lake Water Conservation Structure serves the following purposes: Flood Risk Reduction, Recreation, Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Keystone Lake Water Conservation Structure?

Keystone Lake Water Conservation Structure has a dam height of 6 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 Keystone Lake Water Conservation Structure last inspected?

Keystone Lake Water Conservation Structure was last inspected on April 20, 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.