An easy method for determining free-water level (FWL) is projecting RFT pressure data downward from a reservoir to the aquifer. The figure below illustrates the procedure.
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[[file:formation-fluid-pressure-and-its-application_fig5-12.png|thumb|{{figure number|1}}Easy method for determining free-water level (FWL) by projecting RFT pressure data downward from a reservoir to the aquifer.]]
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[[file:formation-fluid-pressure-and-its-application_fig5-12.png|thumb|{{figure number|5-12}}See text for explanation.]]
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An easy method for determining free-water level (FWL) is projecting RFT pressure data downward from a reservoir to the aquifer. [[:file:formation-fluid-pressure-and-its-application_fig5-12.png|Figure 1]] illustrates the procedure.