In February, we reported about whether ground water can be regulated under the Clean Water Act. As a refresher, we discussed Hawaii Wildlife Fund v. County of Maui — a case involving the indirect discharge of injection well wastewater into the ocean by traveling through groundwater. The court held there that for purposes of the CWA the injection wells were a point source, requiring an NPDES permit for groundwater because “the pollutants are fairly traceable from the point source to a navigable water such that …
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