Wellhead Protection Area (WHPA): A geographically designated surface and subsurface area surrounding a water well or wellfield, supplying a Public Water System, ...
Wellhead Protection Area A protected surface and subsurface zone surrounding a well or well field supplying a public water system to keep contaminants from reaching the well water. Wetlands ...
Wellhead treatment. Water quality treatment of water being produced at the well site.
wellhead : The area immediately surrounding the top of a well, or the top of the well casing.
See also: Pollutant, Well, Condition, Soil, Water
 
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