State Geologic Map Compilation – Points
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下载链接：
https://crb-open-data-usgs.hub.arcgis.com/maps/3d0e5e2d757440878bbdb633e951b3e3
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资源简介：
This feature layer, utilizing data from the U.S. Geological Survey, portrays the State Geologic Map Compilation (SGMC) geodatabase of the conterminous United States. The SGMC represents a seamless, spatial database of 48 State geologic maps. This layer is checked annually for updates.
创建时间：
2018-06-19
