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Dec 31, 1973
Earth Sciences Report
… rocks, largely non-marine, of Upper Cretaceous age and some of Tertiary … thrust faulting has deformed the Upper and Lower Cretaceous clastics …
Dec 31, 1971
Earth Sciences Report
… water from sandstones of the Upper Cretaceous Dunvegan Formation. … …
Dec 31, 1973
Earth Sciences Report
… is the Wapiti Formation of Late Cretaceous age. It is highly … Groundwater flow systems in the upper 300 feet are largely …