Pinellas County topographic maps

Average elevation: 3 m

Average elevation: 11 m

Average elevation: 4 m

With an elevation of only three feet, the Great Gale of 1848 carved out John's Pass on the island's north end and split off two smaller islands, called the Isle of Palms and Isle of Capri.

Average elevation: 2 m

Average elevation: 6 m

Average elevation: 1 m

Average elevation: 7 m

Average elevation: 8 m

Average elevation: 7 m

Average elevation: 5 m

Average elevation: 7 m

Average elevation: 5 m

Average elevation: 1 m

Average elevation: 1 m

Average elevation: 7 m

Average elevation: 14 m

Average elevation: 1 m

Average elevation: 9 m

Average elevation: 4 m

Average elevation: 1 m

Average elevation: 2 m

Average elevation: 5 m

In 1921, a hurricane hit Tampa Bay. Because Oldsmar sits on a plateau with an elevation never rising over 20 feet (6.1 m) above sea level, it was devastated by the storm. Large trees were uprooted and floodwater reached levels 14 feet (4.3 m) above normal. Some of the homes that survived the storm were moved,…

Average elevation: 6 m

Average elevation: 3 m

Average elevation: 13 m