Presenters
Donald T. May, Ryder Scott Co., Petroleum Engineers
A brief history of the 6400 foot Huff Sand Reservoir, Sadler, West (Pennsylvanian) Field, Grayson County, Texas, is presented. Primary production history, predicted and actual water flood production, reservoir properties, pattern selection, and operating problems are discussed. The simultaneous use of fresh and saline waters, conversion from beam to hydraulic pumping units, and reasons for premature flooded oil production rate decline are included.