INYO

KERN

SAN BERNARDINO

FRESNO

RIVERSIDE

SISKIYOU

TULARE

LASSEN

MODOC

MONO

SHASTA

IMPERIAL

TRINITY

SAN DIEGO

TEHAMA

HUMBOLDT

PLUMAS

MONTEREY

LOS ANGELES

MENDOCINO

LAKE

BUTTE

MADERAMERCED

KINGS

TUOLUMNE

SAN LUIS OBISPO

VENTURA

GLENN

PLACER

YOLO

SONOMA

SANTA BARBARA

EL DORADO

NAPA

COLUSA

MARIPOSA

SIERRA

STANISLAUS

NEVADAYUBA

SAN BENITO

SOLANO

SAN JOAQUIN

ALPINE

SANTA CLARA

ORANGE

DEL NORTE

CALAVERAS

MARIN

ALAMEDA

SUTTER

SACRAMENTO AMADOR

CONTRA COSTA

SANTA CRUZ

SAN MATEO

SAN FRANCISCO

Napa

Yreka

Ukiah

Sonora

Quincy

Merced

Madera

Fresno

Eureka

Colusa

Auburn

Willows

Visalia

Ventura

Salinas

Redding

Oakland

Modesto

Jackson

Hanford

Alturas

Woodland

Stockton

San Jose

Oroville

Martinez

Mariposa

LakeportYuba City

Santa Ana

San Diego

Riverside

Red Bluff

Hollister

Fairfield

El Centro

Susanville

Santa Rosa

Santa Cruz

San Rafael

Sacramento

Bridgeport

Weaverville

San Andreas

Placerville

Nevada City

Los Angeles

Downieville

Bakersfield

Redwood City

Markleeville

Independence

Santa Barbara

San Francisco

Crescent City

San Bernardino

San Luis Obispo

U.S. DEPARTMENT OF AGRICULTURE NATURAL RESOURCES CONSERVATION SERVICE

Ground-Penetrating RadarSoil Suitability Map of California

0 25 50 75Miles

Map prepared by USDA-NRCS Soil Survey Division-National Geospatial Development Center, 157 Clark Hall Annex, West Virginia University, Morgantown, WV 26506-6301 NGDC-6118-07192007-4

Albers Equal Area Map ProjectionNorth 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. National Soil Survey Center, Lincoln, Nebraska and National Geospatial Development Center, Morgantown, West Virginia. (http://soils.usda.gov).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. California Collection. Davis, CA. Soil Data Mart Source (http://soildatamart.nrcs.usda.gov). Fiscal Year 2007, second quarter edition.

GPR Suitability Index andApplication Potential

High Potential12

Moderate Potential3

Low Potential45

Unsuited6

Water

No Data

Not Digitized