Ground-water pumpage from layers 2 and 7 for 25-square-mile areas with pumpage equal to or greater than 0.5 million gallons per day, 1980; and number of areas and quantity pumped, 1960-85. Ground-water pumpage from layers 3, 6, and 8 for 25-square-mile areas with pumpage equal to or greater than 0.5 million gallons per day, 1980; and number of areas and quantity pumped, 1960-85. Ground-water pumpage from layers 4 and 9 for 25-square-mile areas with pumpage equal to or greater than 0.5 million gallons per day, 1980; and number of areas and quantity pumped, 1960-85.
ill ILLUSTRATIONS--ContinuedGround-water pumpage from layers 5 and 10 for 25-square-mile areas with pumpage equal to or greater than 0.5 million gallons per day, 1980; and number of areas and quantity pumped, 1960-85. Ground-water pumpage from layer 11 for 25-square-mile areas with pumpage equal to or greater than 0.5 million gallons per day, 1980; and number of areas and quantity pumped, 1960-85.