Basin boundaries in shapefile format for study sites of the USGS Surface Water Trends project
收藏U.S. Geological Survey2017-01-01 更新2026-04-23 收录
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https://www.sciencebase.gov/catalog/item/57a9e239e4b05e859be05534
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资源简介：
This product contains basin boundaries in shapefile format for study sites of the USGS Surface Water Trends project. These include sites where water quality information was collected by both USGS and non-USGS agencies. The data are posted as a single shapefile with separate polygons for each site.
创建时间：
2017-01-01
