The Ninth Circuit held that Washington state's management of barrier culverts, which allow streams to flow underneath roads, violated various Native American treaties from the 1850s and ordered the state to correct them. The "Stevens Treaties" were entered into in 1854-1855 between Native American t...

A district court held that West Virginia law preempts a county's ban on wastewater disposal wells. The ordinance effectively outlaws horizontal drilling anywhere in the county. It establishes a general, countywide ban on all storage of wastewater except for temporary storage of wastewater at drillin...