The state of Oregon is seeking to acquire Abiqua Falls to ensure public access. (Photo by Eric Badeau/Getty Images)A popular waterfall located an hour east of Salem could soon become public property under a bill up for a vote this week in the Oregon Legislature. Lawmakers are scheduled to vote on Senate Bill 5701, which would allocate $2.1 million to acquire 200 acres of the Abiqua Creek area, including the 92-foot-tall Abiqua Falls to keep the…