Analytical equations and methods for aquifer test analysis
Unsteadystate flow equations for recharge boundary conditions:
1) drawdown in a piezometer (Hantush)
Laplace transform solution:
zp = LTp
2) average drawdown in an observation well (Hantush)
Laplace transform solution:
3) average drawdown in an observation well (Moench)
4) drawdown in a piezometer (Moench)
Unsteadystate flow equations for noflow boundary conditions:
1) drawdown in a piezometer (Hantush)
Laplace transform solution:
2) average drawdown in an observation well (Hantush)
Laplace transform solution:
3) average drawdown in an observation well (Moench)
4) drawdown in a piezometer (Moench)
Unsteadystate flow equations for recharge and noflow boundary conditions
1) drawdown in a piezometer (Hantush)
Laplace transform solution:
2) average drawdown in an observation well (Hantush)
Laplace transform solution:
3) average drawdown in an observation well (Moench)
4) drawdown in a piezometer (Moench)
Methods of analysis and parameters being estimated
Plot 
Method 
Parameters 
Comments 
matching 


matching 
matching by separate points 

matching 
matching by separate points 

matching 


matching 


matching 


matching 


matching 


matching 


bisecting line 

Parameters for isotropic aquifer – k, a.
Methods of analysis and parameters being estimated for multiwell and variable discharge rate pumping test
Plot 
Method 
Parameters 
Comments 
matching 


matching 
matching by separate points 

matching 


matching 


matching 


matching 


bisecting line 
