Arizona Geological Survey Open File Reports
This report contains three detailed maps depicting the distribution of Quaternary alluvial
deposits and their associated geomorphic surfaces in the southern portion of the Verde Valley.
Preliminary...
Resource Identifiers: OFR-94-23
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Migration patterns of post-40-Ma Magmatism in Arizona.
Map scale 1:975,000
Resource Identifiers: OFR-86-06
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Like most river valleys, that of the Santa Cruz River contains a complex
history of erosion, deposition, and stability spanning over a million years of
geologic time. Unraveling this history is a...
Resource Identifiers: OFR-86-15
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Radon is a colorless, odorless gas produced by the radioactive decay of uranium. The U.S.
Environmental Protection Agency has determined that indoor radon at elevated levels is a significant health...
Resource Identifiers: OFR-94-04
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Quaternary geologic map of the Corona de Tucson 7.5' Quadrangle, Arizona.
Map scale 1:24,000.
Resource Identifiers: OFR-90-03
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This report contains four detailed maps depicting the distribution of Quaternary alluvial
deposits and their associated geomorphic surfaces in the northern portion of the Verde Valley.
Preliminary...
Resource Identifiers: OFR-93-16
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The Northern Plomosa district in west-central Arizona is a mid-Miocene Au-Cu district hosted by Miocene lacustrine sedimentary and volcanic rocks and their Proterozoic crystalline depositional...
Resource Identifiers: OFR-90-10
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Most of southern and western Arizona lie within the Basin and Range
physiographic province, a region characterized by broad valleys and linear mountain
ranges. The valleys are deeply filled with...
Resource Identifiers: OFR-94-21
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This report is the result of a preliminary environmental assessment of the impact of past mining activities on water quality in the Bradshaw Mountains area. The assessment in Phase 1 of a multiphase...
Resource Identifiers: OFR-94-02
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Geologic Map of the Salome 30' x 60' Quadrangle, West-central Arizona.
One map sheet and one report (33 pages).
Resource Identifiers: OFR-94-17
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The Little Harquahala Mountains of west-central Arizona contain major Mesozoic thrust faults that juxtapose a complex assemblage of Mesozoic sedimentary and volcanic rocks, Paleozoic cratonic strata...
Resource Identifiers: OFR-85-09
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This report presents the results of a reconnaissance analysis
of Quaternary faulting in central Arizona, conducted for the U. S.
Bureau of Reclamation. The goal of this study has been to...
Resource Identifiers: OFR-85-04
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Areas of known metallic mineralization in Arizona, with recorded production,
have been divided into 453 mineral districts, nearly 180 of which are known or
suspected to be mid-Tertiary in age (...
Resource Identifiers: OFR-85-01
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Late Pliocene and Quaternary geology, Ajo Quadrangle.
Map scale 1:250,000 with 6 page report.
Resource Identifiers: OFR-84-01
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Late Pliocene and Quaternary geology, El Centro Quadrangle
Scale 1:250,000
Resource Identifiers: OFR-84-02
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Numerous artesian wells in the Safford basin, southeast Arizona, discharge
thermal water (30 to 500 degrees C) contained in sand and gravel aquifers stacked within
and below an extensive silt and...
Resource Identifiers: OFR-82-05
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The purpose of this book is to bring together in a single
volume current knowledge and basic data on geothermal energy resources in
the State of Arizona. We hope that our preliminary investigations...
Resource Identifiers: OFR-83-12
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Willcox, Arizona, established in 1880 when the Southern Pacific Railroad was built, lies on the east edge of the Willcox Playa at the northwest base of the Dos Cabezas Mountains in the Sulphur...
Resource Identifiers: OFR-82-04
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The Tucson basin, located in southeastern Arizona, underlies
a rapidly growing metropolitan area. Because of Tucson's rapid growth
and because it's economy relies heavily upon the...
Resource Identifiers: OFR-82-03
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Stone (1979) reported the occurrence of 530 C water in
a well on the northern Hassayampa Plain. On the basis of water and soil
geochemical surveys and a thermal gradient survey she postulated that...
Resource Identifiers: OFR-81-25
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