Flood Assessment Reports

Lee County is pleased to announce the Phase 2 Initial Flooding Assessment Project reports are done and available to the public. Here you will find the PowerPoint presentation that staff prepared for the March 6, 2018, Lee Board of County Commissioners' work session, an executive summary of the reports, maps depicting assessment observations, and the reports with their backup data.

 Presentation to Commissioners (3/6/18)

Executive Summary

Lee County experienced two major rainfall events during the summer of 2017, the events being spaced at an approximated two weeks apart. A major event occurred between August 25 through 27, first known as Invest 92L by the National Hurricane Center (NHC) with many areas in south Lee County getting 10 to 12 inches or more of rainfall in a three-day period, with smaller pockets having higher amounts. Hurricane Irma followed on September 10, which delivered another 6 to 10 inches in most county areas in one day with higher amounts in the eastern portion of Lee County, according to NEXRAD and local rainfall data. The back-to-back events within two weeks did not allow sufficient time for most areas to recover from the late August storm, nor to allow sufficient time for clean-up operations to be completed. Subsequently, the Irma event produced higher flood-water levels in many areas than did the late August event due to the already saturated conditions.  More...