100-YR STORM SURGES AND A-VALUES ARE PROVIDED BY FSU BEACHES AND SHORES RESOURCE CENTER WALTON COUNTY 100 year storm surge and A-values Ranges 100 SS ------ ------ 1- 25 10.7 ft.-NGVD 26- 50 10.6 51- 75 10.5 76- 85 10.6 86- 95 10.7 96-105 10.8 106-115 10.9 116-127 11.0 Ranges A-value ------ ------- all 0.1521