Hydro River USGS 100K

This dataset is the Florida Department of Environmental Protection's version of the U.S. Geological Survey Digital Line Graph (DLG). The DLG represents water and wetland features from USGS 30 by 60 minute quad maps.本数据集为佛罗里达州环境保护部发布的美国地质调查局（U.S. Geological Survey）数字线画图（Digital Line Graph, DLG）版本。该数字线画图涵盖源自美国地质调查局（USGS）30弧分×60弧分矩形图幅的水系与湿地要素。