Colorado River Mile System, Grand Canyon, Arizona

These data represent the centerline and measured increments at hundredths, tenths and whole miles, along the centerline of the Colorado River beginning at Glen Canyon...本数据集包含科罗拉多河（Colorado River）自格伦峡谷（Glen Canyon）起始的河道中心线数据，以及沿该中心线采集的、以百分之一英里、十分之一英里及整英里为间隔的实测增量数据。