Semi-Logarithmic Graph

View | Semi-Logarithmic Graph

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This is a graph of logarithm of time on the horizontal axis and arithmetic drawdown on the vertical axis. Data for all wells are shown on the same screen. For confined aquifer pump test, a semi-log graph will typically be a straight line until the well nears steady state.

The following options are available for graphs:

Units for the drawdown axes are set from Options | Units.
The font can be changed from Options | Graph Font.
The graph can be printed by selecting File | Print with print option specified from File | Page Setup.
The colors can be changed with Options | Graph Colors.
Symbols can be selected from Options | Graph Symbols
The default axis scaling can be changed from Options | Graph Axes
Graph text can be changed from Options | Language
The graph can be copied to the clipboard from Edit | Copy Graph
The graph can be saved as a bitmap from File | Save Graph As