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2016. Geological Survey (U.S.) and County of San Mateo Information Services Department. This polygon shapefile represents present-day flood risk without sea level rise, also described as the one percent annual chance flood at mean high... County of San Mateo Information Services Department.
2004. Instituto Nacional de Estadística, Geografía e Informática (Mexico), Geological Survey (U.S.), and Canada Centre for Remote Sensing. This polygon shapefile shows areas of permanent ice found on the North America landmass including Greenland, and also shows areas of land found wit... Geological Survey (U.S.).
2016. Geological Survey (U.S.) and County of San Mateo Information Services Department. This polygon shapefile represents the worst-case scenario in sea level rise and flooding. The extreme scenrio shows sea level rise of 6.6 feet and ... County of San Mateo Information Services Department.
2016. Geological Survey (U.S.) and County of San Mateo Information Services Department. This polygon shapefile represents the mid-level scenario in sea level rise and flooding. The scenario shows sea level rise of 3.3 feet and 1 percen... County of San Mateo Information Services Department.