YAKIMA
OKANOGAN
KING
GRANT
LEWIS
CHELAN
FERRY
STEVENS
KITTITAS
ADAMS
LINCOLN
SKAGIT
WHITMAN
BENTON
PIERCE
WHATCOM
KLICKITAT
CLALLAM
DOUGLAS
SPOKANE
SNOHOMISH
SKAMANIA
JEFFERSON
MASON
COWLITZ
FRANKLIN
GRAYS HARBOR
PACIFIC
PEND OREILLE
CLARK
WALLA WALLA ASOTIN
COLUMBIA
GARFIELD
THURSTON
KITSAP
ISLAND
WAHKIAKUM
SAN JUAN
Pasco
Kelso
Yakima
Tacoma
Dayton
Colfax
Asotin
Spokane
Shelton
Seattle
Prosser
Pomeroy
Olympia
Newport
Everett
Ephrata
Republic
Okanogan
Colville
Chehalis
Wenatchee
Vancouver
Stevenson
Ritzville
Montesano
Davenport
Cathlamet
Waterville
South Bend
Goldendale
Ellensburg
Coupeville
Bellingham
Walla Walla
Port Orchard
Port Angeles
Mount Vernon
Port Townsend
Friday Harbor
NATURAL RESOURCES CONSERVATION SERVICE
Ground-Penetrating Radar Soil SuitabilityMap of Washington
0 25 50 75MilesAlbers Equal Area Map Projection
North American Datum of 1983
Sources:Doolittle , J. A. F. E. Minzenmayer, S. W. Waltman, E. C. Benham, J. W. Tuttle, and S. Peaslee. 2006. State Ground-penetrating Radar Soil Suitability Maps. Paper HYD; 13_mdx. 1-8 pp. IN: Daniels, J. J., and C-C. Chen (Eds.) Proceedings of the 11th International Conference on Ground Penetrating Radar, Columbus, Ohio, June 19 - 22, 2006. CD.USDA-NRCS. 2007. County Boundaries derived from 1:100,000 (Bureau of Census - TIGER). National Cartography and Geospatial Center, Ft. Worth, Texas.USDA-NRCS. 2007. Ground-Penetrating Radar Soil Suitability Maps. National Collection. (http://www.soils.usda.gov/survey/geography/maps/GPR/index.html). Fiscal Year 2007, second quarter edition. USDA-NRCS. 2007. Roads layer derived from 1:100,000 (Bureau of Census - TIGER). National Cartography and Geospatial Center, Ft. Worth, Texas.USDA-NRCS. 2007. Soil Survey Geographic Database (SSURGO) version 2.1. Washington Collection. Spokane, WA. Soil Data Mart Source (http://soildatamart.nrcs.usda.gov). Fiscal Year 2007, second quarter edition.
NGDC-6103-07242007-1U.S. DEPARTMENT OF AGRICULTUREMap prepared by USDA-NRCS Soil Survey Division-National Geospatial Development Center, 157 Clark Hall Annex, West Virginia University, Morgantown, WV 26506-6301
GPR Suitability Index andApplication Potential
High Potential12
Moderate Potential3
Low Potential45
Unsuited6
WaterNo DataNot Digitized