P-5, also known as Lake Henry, is a concrete dam located in Winter Haven, Florida, with a primary purpose of flood risk reduction.
Wind
Humidity
Completed in 1964, this dam stands at a height of 33 feet and has a hydraulic height of 16 feet. It has a storage capacity of 12,312 acre-feet, with a normal storage capacity of 5,166 acre-feet, and covers a surface area of 861 acres.
Managed by the Southwest Florida Water Management District, P-5 is regulated, permitted, inspected, and enforced by the state of Florida. The dam is situated on the P5 Canal and has a controlled spillway type with a width of 14 feet. With a maximum discharge capacity of 450 cubic feet per second and a significant hazard potential, P-5 poses a very high risk, according to assessments.
Despite not being rated for its condition, P-5 is a crucial structure in managing flood risks in the region. With its strategic location and capacity, it plays a vital role in protecting the surrounding areas from potential inundation, highlighting the importance of water resource management and climate resilience efforts in the face of increasing environmental challenges.
Year Completed |
1964 |
Dam Length |
60 |
Dam Height |
9 |
River Or Stream |
P5 CANAL |
Primary Dam Type |
Concrete |
Surface Area |
861 |
Hydraulic Height |
16 |
Drainage Area |
4.3 |
Nid Storage |
12312 |
Structural Height |
33 |
Hazard Potential |
Significant |
Nid Height |
33 |