Watershed Boundary Dataset HUC 8s
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资源简介:
The Watershed Boundary Dataset (WBD) is the official set of seamless hydrologic basins in the United States. It is a companion dataset to the National Hydrology Dataset (NHD). WBD is produced and updated by the US Geological Survey (USGS) and esri updates this layer annually. (Retiring)
创建时间:
2023-09-06



