sentences:  About 5 miles after passing the Chuckawalla Valley State Prison, the line leaves the freeway area by turning south-east for a few miles before turning east to the Palo Verde Valley and crossing the Colorado River south of Blythe.Like the North Gila - Imperial Valley line, the section of this power line east of the Colorado River is Path 21.The power line eventually ends in the massive Palo Verde substation adjacent to the nuclear power plant and with the southernmost line mentioned above.