Pennsylvania Water Science Center

Installing groundwater monitoring equipment


Dennis Risser


Groundwater Recharge Studies

Pennsylvania groundwater recharge estimates by stream basin. Click for a larger version.Recharge is the process of adding water to the saturated zone.  Because it is almost impossible to measure directly, recharge is usually estimated by indirect means.  Recent studies conducted by the U.S. Geological Survey provide (1) estimates of groundwater recharge in Pennsylvania and (2) methods for estimating recharge.

Recharge Estimates for Pennsylvania

Methods for Estimating Recharge

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