lecture_16 - CONFINED AQUIFER IF r/B IS KNOWN AND TO AN...

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u r 2 S 4 Tt 1 u 4 Tt r 2 S h 0 h QW ( u ) 4 B T h 0 h Q 4 B T ln( 2.25 Tt r 2 S ) h 0 h 2.3 Q 4 B T log 10 2.25 Tt r 2 S LECTURE 16 - PREDICTION OF DRAWDOWN 16.1 THIES EQUATION IF Q, T, r, S , and t ARE KNOWN SOLVE FOR u or LOOK UP W(u) FROM TABLE SOLVE FOR h -h 0 SIMILAR SOLUTION CAN BE APPLIED TO A LEAKY
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Unformatted text preview: CONFINED AQUIFER IF r/B IS KNOWN AND TO AN UNCONFINED AQUIFER IF ’ IS KNOWN. 16.2 MODIFIED THEIS EQUATION ( “u” IS SMALL) IF Q, T, r, S and t ARE KNOWN SOLVE FOR h - h or...
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This note was uploaded on 07/25/2008 for the course GLG 411 taught by Professor Larson during the Fall '06 term at Michigan State University.

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