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Source: Adapted from M.S. Hantush, 1956, Analysis of data from pumping tests in leaky aquifers, Transactions American Geophysical Union 37:702-14 and C.W. Fetter, 1988, Applied hydrogeology, 2d ed., Macmillan.

Source: Adapted from M.S. Hantush, 1956, Analysis of data from pumping tests in leaky aquifers, Transactions American Geophysical Union 37:702-14 and C.W. Fetter, 1988, Applied hydrogeology, 2d ed., Macmillan.

A plot of s versus log r forms a straight line, the slope of which is 2.3Q/2^T. If As is taken over one log cycle, then T can be calculated as

Extending the straight line into the abscissa yields the intercept ro where s = 0. Then, from Equation 9.8(31)

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