Detail of a photo: Five stacked black-and-white close-ups of a water drop on soil, seen from the side. From top to bottom the clear rounded drop shrinks and darkens into a small dark mound.
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Tara Forstner

WTF of the WTF method

WTF of the WTF method

by Tara Forstner, University of Victoria I recently wrote a term paper for one of my graduate classes on the limitations of the water table fluctuation (WTF) method, and I have to say, WTF! Techniques using groundwater level fluctuations as a means of calculating recharge are very common. With observation well hydrographs and precipitation data, …[Read More]