Interactive MapBenton and Franklin CountiesKennewick, Pasco and Richland make up the Tri-Cities which is the largest urban area in Central Washington and marks where the Columbia and Snake Rivers converge.
Chelan and Douglas CountiesA series of dams along the Columbia River including Rock Island, Grand Coulee, Rocky Reach, Wanapum, Chief Joseph and Wells, make this area a leading producer of clean, renewable hydropower and provide irrigation for farmers in the Columbia Basin who grow a variety of crops including potatoes, wheat, asparagus, hay and mint.
Grant and Adams Countiesdescription
Kittitas CountyKittitas County serves as a major gateway between Eastern and Western Washington via Snoqualmie Pass that goes through the Cascade Mountains.
Klickitat and Skamania CountiesYakima County ranges from the Cascade Mountains through the fertile agricultural lands of the Yakima River Valley.
Yakima County