Laserfiche WebLink
Flooding (within 500 year floodplain) <br />552 <br />407 <br /><145> <br />Landslides (within areas of existing landslides) <br />385 <br />385 <br />0 <br />Wildfire (subject to high, very high, or extreme <br />wildfire threat)4 <br />20 <br />10 <br /><10> <br />Wildland -Urban Interface Fire Threat <br />2,465 <br />2,462 <br /><3> <br />Dam Inundation (within inundation zone) <br />6,919 <br />6,922 <br />3 <br />Sea Level Rise' <br />not applicable <br />Tsunamis (within inundation area) <br />not applicable <br />Drought <br />9,815 <br />1 9,924 <br />1 109 <br />The decreased due to better and more accurate mapping. <br />a The decrease is due to better and more accurate mapping. <br />5 The sea level rise map is not a hazard map. It is not appropriate to assess infrastructure exposure to sea <br />level rise. <br />6 Tsunami evacuation planning maps Nvere not available inside the San Francisco Bay in 2005. This map <br />became available in December 2009. Acres of exposed land are not an appropriate analysis for this <br />hazard. It should be noted that this map is not a hazard map and should be used for evacuation planning <br />purposes only. The inundation line represents the highest inundation at any particular location from a <br />suite of tsunami sources. It is not representative of any single tsunami. <br />' The entire Alameda County unincorporated area is subject to drought. <br />Infrastructure Exposure <br />The City of San Leandro also examined the hazard exposure of infrastructure within the <br />jurisdiction based on the information on ABAG's website at <br />http: / /civake.aba2.ca.2ov /miti2ation /pickdbh2.html. Of the 255 miles of roadway in the <br />City of San Leandro, the following are exposed to the various hazards analyzed. <br />Exposure (miles of infrastructure) <br />Roadway <br />Transit <br />Rail <br />Hazard <br />2005 <br />2010 <br />2005 <br />2010 <br />2005 <br />2010 <br />Total Miles of Infrastructure <br />241 <br />255 <br />4 <br />7 <br />16 <br />17 <br />Earthquake Shaking (within highest <br />76 <br />74 <br />1 <br />1 <br />2 <br />1 <br />two shaking categories) <br />Liquefaction Susceptibility (within <br />228 <br />215 <br />4 <br />7 <br />16 <br />17 <br />moderate, high, or very high <br />liquefaction susceptibility <br />Liquefaction Hazard (within CGS <br />215 <br />229 <br />4 <br />7 <br />16 <br />197 <br />study zone)' <br />Earthquake - Induced Landslides within <br />0 <br />1 <br />0 <br />0 <br />0 <br />0 <br />CGS study zone) <br />' 1,083 miles of roadway, 3 miles of transit, and 21 miles of rail are outside the area that has been <br />evaluated by CGS for this hazard <br />2 The California Geological Survey continues to map Alameda County and added the Livermore - <br />Altamont area in late 2009. Though some areas of the County have not yet been completely mapped, the <br />2010 Local Hazard Mitigation Plan 6 December 21, 2011 <br />City of San Leandro Annex <br />