100-YR STORM SURGES ARE PROVIDED BY FSU BEACHES AND SHORES RESOURCE CENTER INDIAN RIVER COUNTY 100 year storm surge and A-values Ranges 100 SS ------ ------ 1- 20 11.2 ft.-NGVD 21- 40 11.2 41- 60 11.3 61- 80 11.3 81-100 11.4 101-119 11.5