Table 22. Vulnerability assessment for the Town of Sandgate. Hazard Recurrence Geographic Proportion Injuries/ Loss of Vulnerable Warning (# events) Interval Area of town deaths facilities/services Facilities/Populations Time Affected damaged Flood/Flash Flood 49 events 10-100% Community <10% 1-10% Minimal to seven bridges and culverts >12 hours from 1996 to probability in to statewide days. Roads may town wide 2014 next ten within special become impassable years hazard and power outages zones and in some areas river corridors Winter storm 135 events 100% Community <10% 1-10% Minimal to seven Primarily power supplies >12 hours (snow and ice) from 1996 to probability in to statewide primarily days with some but also roads 2014 any year traffic areas impassable accidents and power outages in some areas High Wind Event 109 events 10-100% Community <10% <=1% Minimal for the lines primarily 3 to > 12 from 1996 to occurrence in to entire town, but 2014 next ten with may be significant in years possible localized areas. isolated Power outages may events occur. Hail 20 events 1-10% Subarea of <=1% <=1% Minimal Minimal 3 to 12 from 1996 to probability in community hours 2014 any given year Temperature Annual >90 F 1-10% Community 100% <=1% Minimal Elderly and ill individuals >12 hours Extremes 1 day probability in to statewide without adequate Annual < 32 F any given heating or air 172 days year conditioning Drought Severe 1-10% Community <10% <=1% Minimal but water Homes with shallow >12 hours droughts probability in to statewide could be unavailable wells lose water have any given for significant occurred in 9 year lengths of time. years from 1985 to 2014
Table 22. Vulnerability assessment for the Town of Sandgate. Hazard (# events) Recurrence Interval Geographic Area Affected Proportion of town damaged Injuries/ deaths Loss of facilities/services Vulnerable Facilities/Populations Warning Time Flood/Flash Flood 49 events from 1996 to 2014 10-100% probability in next ten years Community to statewide within special hazard zones and river corridors <10% 1-10% Minimal to seven days. Roads may become impassable and power outages in some areas bridges and culverts town wide >12 hours Winter storm (snow and ice) 135 events from 1996 to 2014 100% probability in any year Community to statewide <10% 1-10% primarily traffic accidents Minimal to seven days with some areas impassable and power outages in some areas Primarily power supplies but also roads >12 hours High Wind Event 109 events from 1996 to 2014 10-100% occurrence in next ten years Community to with possible isolated events <10% <=1% Minimal for the entire town, but may be significant in localized areas. Power outages may occur. lines primarily 3 to > 12 Hail 20 events from 1996 to 2014 1-10% probability in any given year Subarea of community <=1% <=1% Minimal Minimal 3 to 12 hours Temperature Extremes Annual >90 F 1 day Annual < 32 F 172 days 1-10% probability in any given year Community to statewide 100% <=1% Minimal Elderly and ill individuals without adequate heating or air conditioning >12 hours Drought Severe droughts have occurred in 9 years from 1985 to 2014 1-10% probability in any given year Community to statewide <10% <=1% Minimal but water could be unavailable for significant lengths of time. Homes with shallow wells lose water >12 hours