This Joint Council represents Local Union members in the State of Washington excluding Clark, Cowlitz, Skamania and Wahkiakum Counties and that portion of Pacific County south of a straight line made by extending the north boundary line of Wahkiakum County west to the Pacific Ocean; State of Alaska; that portion of the State of Idaho encompassing that part of Idaho north of a line drawn east and west through the north city limits of Riggins, Idaho and that portion within the State of Oregon that encompasses the cities of Athena, Weston and Milton-Freewater in Umitila County.