Date:20-Apr-2000 09:43am ST JOHNS COUNTY 100 year storm surges Ranges 100 SS ------ ------ 1- 10 13.1 ft.-NGVD 11- 20 13.0 21- 30 12.9 31- 40 12.8 41- 50 12.7 51- 60 12.6 61- 70 12.5 71- 80 12.4 81-209 12.3