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Start Over Place Iowa Bounding Box -86.51116 39.149274 -86.508949 39.150938

111. Refractory, Abrasive, and Other Industrial Minerals Operations

Stanford University Public content
2003. Geological Survey (U.S.) Minerals Information Team. This point shapefile represents the locations of refractory, abrasive, and other industrial minerals operations in the United States. The data repr... National Atlas of the United States.

112. Sand and Gravel Operations in the United States

Stanford University Public content
2002. Geological Survey (U.S.) Minerals Information Team. This point shapefile includes sand and gravel operations in the United States. These data were obtained from information reported voluntarily to th... National Atlas of the United States.

113. Satellite View of the Conterminous United States, with Shaded Relief

Stanford University Public content
2005. National Atlas of the United States. The Satellite View of the Conterminous United States, with Shaded Relief map layer is a 200-meter-resolution simulated-natural-color image of the U... National Atlas of the United States.

114. Seismic Hazard Map for the United States

Stanford University Public content
2012. Rukstales, Kenneth S. (compiler). This polygon shapefile represents seismic hazards in the United States. The data represent a model showing the probability that ground motion will ... National Atlas of the United States.

115. Significant United States Earthquakes, 1568-2009

Stanford University Public content
2005. Geological Survey (U.S.). This point shapefile contains the locations and attributes of significant, historic earthquakes that caused deaths, property damage, and geological... National Atlas of the United States.

116. Spread of Africanized Honey Bees in the United States, 1990-2005

Stanford University Public content
2006. United States. Agricultural Research Service. This polygon shapefile portrays the spread, by year, of the Africanized honey bee (AHB) in the United States, Puerto Rico, and the U.S. Virgin Isla... National Atlas of the United States.

117. State Boundaries of the United States, 2005

Stanford University Public content
2005. Geological Survey (U.S.). This polygon shapefile portrays the state boundaries of the United States, and the boundaries of Puerto Rico and the U.S. Virgin Islands. The map l... Geological Survey (U.S.).

118. Streamflow Gaging Stations of the United States, 2013

Stanford University Public content
2013. Geological Survey (U.S.). This point shapefile contains selected streamflow gaging stations of the United States, Puerto Rico, and the U.S. Virgin Islands, in 2013. Gaging s... Geological Survey (U.S.).

119. Time Zones of the United States, 2005

Stanford University Public content
2005. National Atlas of the United States. This polygon shapefile portrays the time zones of the United States, Puerto Rico, and the U.S. Virgin Islands. Also included are the Greenwich Mean... National Atlas of the United States.

120. Topographic and Bathymetric Shaded Relief of North America

Stanford University Public content
2005. National Atlas of the United States. The Topographic and Bathymetric Shaded Relief of North America map layer shows depth and elevation ranges using colors, with relief enhanced by sha... National Atlas of the United States.