SEATTLE - The depth of the ash that blanketed Washington state counties after Sunday's eruption of Mount St. Helens has been measured by several counties. The National Weather Service reports the following estimated depths:
Adams: Ritzville, 1 1/2 inches.
Asotin: Average 1/8 inch.
Benton: Hanford Nuclear Reservation, 1/3 inch; Rattlesnake Ridge, 1/4 inch; Prosser, 1/16 inch; Richland, trace.
Chelan: Wenatchee, 1/16 inch; southeast portion, 1/4 inch.
Columbia: No report.
Douglas: southern portion, 1/4 inch; rest, trace.
Ferry: Keller, 1/2 inch.
Franklin: North portion, 1 1/2 inches; Pasco, trace.
Garfield: Pomeroy, 1/4 inch.
Grant: Moses Lake, 2 inches; Grand Coulee, 1/16 inch; Ephrata, 1 inch.
Kittitas: Cle Elum, 1/4 inch; Ellensburg, 3/8 inch; Kittitas, 1/2 inch; Vantage, 2 inches.
Klickitat: Trout Lake, 1/4 inch.
Lewis: Morton, 2 inches; Packwood, 3 inches; Randle, 4 inches.
Lincoln: Davenport, 1/2 inch; Southern portion, 2 1/4 inches.
Pend Oreille: Newport, 1/ 16 inch.
Skamania: Columbia River, none; rest, unknown.
Spokane: Cheney, 3/4 inch;
Spokane (downtown), 4/5 inch; Spokane (airport) , 3/5 inch.
Stevens: Colville, 1/8 inch; Suncrest, 3/8 inches.
Walla Walla: Northern portion, trace.
Whitman: Colfax, 2 inches; Pullman , 1 inch; Rosalia, 11/2 inches.
Yakima: Moxee City, 3/4 inch; Tieton, 1 inch; Toppenish, 1/4 inch; Yakima (airport), 1/2 inch.