High Resolution: National Hydrography Dataset Waterbody Feature (polygon)

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High Resolution: National Hydrography Dataset Waterbody Feature (polygon) This data set contains regions representing areal NHD hydrographic waterbody features. The National Hydrography Dataset (NHD) is a feature-based database that interconnects and uniquely identifies the stream segments or reaches that make up the nation’s surface water drainage system. NHD data was originally developed at 1:100,000-scale and … Continue reading High Resolution: National Hydrography Dataset Waterbody Feature (polygon)

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