US Geological Survey Glen Canyon Recreation Area Map Shallow Groundwater but Tertiary formations dominate that

but Tertiary formations dominate that area

east-striking transverse zones

A predictive model of reservoir continuity in fluvial sandstone bodies of a lacustrine deltaic system

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Forest Service

US Geological Survey Glen Canyon Recreation Area Map Shallow Groundwater but Tertiary formations dominate thatIt's truly a delight to behold this magnificent 1969 U. S. Geological Survey map of the Glen Canyon National Recreation Area! This vintage cartographic masterpiece, a product of an era when paper maps were essential for exploration, offers a fascinating glimpse into the landscape of southeastern Utah and northern Arizona before the full impact of human development. Dominating the map's center is the stunning, sinuous azure ribbon of Lake Powell,