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State
Line - Large Scale
State of Oregon —
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... -
County
ccgisdata - Rivers and Streams
Cook County of Illinois —
The Rivers and Streams data set represents, as a single line, the interpreted midline of flowing water features as seen on the aerial photography.