Search Results
2003. United States. Environmental Protection Agency. This polygon shapefile shows Omernik's Level III ecoregions, derived from a 1:7,500,000 map created by J.M. Omernik in 1987 and from refinements of... National Atlas of the United States.
2003. California Air Resources Board. Planning and Technical Support Division and Stephen P. Teale Data Center (Calif.). This polygon shapefile contains federal one-hour ozone area designations and their classifications as per 40CFR81.305, part of the National Ambient... California. Air Resources Board.
2015. County of San Mateo Information Services Department. This polygon shapefile depicts all open space areas within the County of San Mateo, California. This layer is part of a collection of GIS data for ... County of San Mateo Information Services Department.
2015. Santa Clara County (Calif.). Planning Office. This polygon shapefile depicts open space districts, or special districts, of the Midpeninsula Regional Open Space District and the Open Space Auth... Santa Clara County (Calif.). Planning Office.
2015. Garcia, Paul and Price, Matt. This polygon shapefile depicts the Midpeninsula Regional Open Space District in the County of Santa Cruz, California. However, district boundaries ... County of Santa Cruz Information Services Department.
2015. County of San Mateo Information Services Department. This polygon shapefile depicts the Midpeninsula Regional Open Space District preserve in the County of San Mateo, California. This data includes ar... County of San Mateo Information Services Department.
2015. County of San Mateo Information Services Department. This polyline shapefile depicts all roads and trails open to the public in close proximity to or on lands within the Midpeninsula Regional Open Spa... County of San Mateo Information Services Department.
2015. County of San Mateo Information Services Department. This polygon shapefile depicts ward boundaries for the Midpeninsula Regional Open Space District in the County of San Mateo, California. The distri... County of San Mateo Information Services Department.
2016. San Francisco Estuary Institute and County of San Mateo Information Services Department. The SF Bay Shoreline Inventory mapping consists of two main elements:Mapping of Bay shore features (levees, berms, roads, railroads, embankments, e... County of San Mateo Information Services Department.
2005, 2006, 2007, and 2008. United States. Department of Commerce, United States. National Oceanic and Atmospheric Administration, and United States. National Ocean Service. This polygon shapefile contains outer continental shelf (OCS) lease blocks in the northeast region. OCS blocks are used to define small geographic ... United States. National Ocean Service.