An Arizona federal court has vacated the Trump Administration’s Navigable Waters Protection Rule (NWPR).   In the case of Pasqua Yaqui Tribe v. EPA, No. CV-20-00266 , the Court ruled that the Trump Administration’s regulatory effort to define the scope of the Clean Water Act (i.e. which rivers, streams and lakes are federally regulated) had “fundamental,

On October 31, the Army Corps of Engineers ("ACOE") issued new guidance as to the types and prioritization of jurisdictional determinations (JDs).  Regulatory Guidance Letter (RGL) 16-01 "Jurisdictional Determinations" has very little new guidance in reality.  However, some key language in the RGL makes clear the real purpose behind the RGL.  

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