USDA SSURGO SOIL REFERENCE

Arizona County Soil Summaries

Official USDA SSURGO mapped soil summaries for qualifying published counties in Arizona.

Published Counties
2
Qualifying cohort counties
Authoritative Source
USDA NRCS SSURGO
Soil Data Access REST

County Soil Summaries

2 published counties

Maricopa County

72.18%
Mapped land coverage
4,261,686.57 ac
Mapped soil area
Largest unit: Ustic Haplargids and Typic Torriorthents; cool thermic aridic fan piedmonts
Largest component: Unnamed soils
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Pima County

99.98%
Mapped land coverage
5,880,856.62 ac
Mapped soil area
Largest unit: Lithic Argiustolls, Typic Haplustolls, and Aridic Calciustolls; warm mesic ustic mountains
Largest component: Unnamed soils
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