300 420 1440 1550 18.7 19.9 21.8 22.4 a Question 3: (Unsteady - Leaky confined - parameters by Walton curves) The follow

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300 420 1440 1550 18 7 19 9 21 8 22 4 A Question 3 Unsteady Leaky Confined Parameters By Walton Curves The Follow 1 (27.84 KiB) Viewed 14 times

300 420 1440 1550 18.7 19.9 21.8 22.4 a Question 3: (Unsteady - Leaky confined - parameters by Walton curves) The following data were recorded in as pumping test on a well confined by a semi-pervious stratum of 4.2 m thickness. The well is pumped at a rate of 0.12 in /min and the drawdown is measured in the observation well 100 m away. Determine the aquifer characteristics. Time (min) 5 15 30 45 60 90 120 Drawdown (m) 0.08 0.30 0.55 0.68 0.74 0.80 0.84 240 0.88