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Regions and Provinces Northern Midcontinent Plays Geologic Systems, Sequences, and Plays

Upper Cretaceous System

Upper Cretaceous Distribution
Upper Cretaceous Lithofacies

Upper Cretaceous
PlayAssociated with...
S. Williston Basin Margin - Niobrara Shallow Biogenic Williston Basin
Fractured Niobrara - Greater Silo/Dale Salt-Edge Oil Denver Basin
Fractured Niobrara - Greater Northern Denver Basin Oil Denver Basin
Niobrara Chalk - Shallow Biogenic Gas Denver Basin
Codell / Niobrara Oil and Gas Denver Basin
Pierre Shale Sandstones Denver Basin
Fractured Shale - Pierre Denver Basin

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Kansas Geological Survey, Digital Petroleum Atlas
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Updated Nov. 4, 1996
URL = http://www.kgs.ku.edu/DPA/NMC/Sys/upCret.html