Arizona Geological Survey Open File Reports
Published: 2001
In November 1997, a stratigraphic section of the Awatubi and Walcott Members of the Late
Proterozoic Kwagunt Formation, Chuar Group, located in the Sixtymile Canyon area, of the eastern
Grand...
Resource Identifiers: OFR-02-01
|
Published: 2001
A comprehensive analysis of slack-water flood deposits on the lower Verde River, Arizona,
reconstructs the history of the largest floods on the river over the last 1600 years. The record
provides...
Resource Identifiers: OFR-01-04
|
Published: 2001
This report summarizes the surficial geology and geomorphology around the western part of
the Crater Range, situated in the North Tactical Range on the Barry M. Goldwater Air Force
Range in...
Resource Identifiers: OFR-01-03
|
Published: 2001
This report summarizes the geology and geomorphology of 12 small watersheds in the
Peloncillo Mountains, southwestern New Mexico. The study site is located in the central
portion of the Malpai...
Resource Identifiers: OFR-01-05
|
Published: 2001
The Superstition volcanic field is defined as all area within the outcrop belt of the Apache Leap
Tuff. This definition follows that of Sheridan (1978) who defined the Superstition - Superior field...
Resource Identifiers: OFR-01-06
|
Published: 2001
Sentinel Peak Park, also known as “A” Mountain, is
an ideal location to see a variety of volcanic rocks and
associated sedimentary rocks, to observe a panoramic
view of the Tucson metropolitan...
Resource Identifiers: OFR-01-07
|
Published: 2001
A new earth fissure has been reported southeast of Wintersburg, about 75 km (50
miles) WSW of Phoenix (Figure 1). The fissure was reported to AZGS in early
September and was visited several times...
Resource Identifiers: OFR-01-10
|
Published: 2001
Geoscience data are used for land-management decision-making, for engineering design, in the
search for mineral resources, and for scientific research. Traditionally, geologic information has
been...
Resource Identifiers: OFR-01-09
|
Published: 2000
Pursuant to A.R.S. Title 27-152, the Arizona Geological Survey (AZGS) was
established to be a primaty source of information about Arizona geology. To
carty out this mandate AZGS geologists map and...
Resource Identifiers: OFR-00-14
|
Published: 2000
Bibliography of the geology and mineral resources of Ironwood Forest National Monument, Pima and Pinal Counties, Arizona.
(18 pages)
Resource Identifiers: OFR-00-15
|
Published: 2000
This report and maps describe the geology, geomorphology, and geologic hazards in
the Three Points quadrangle, on the southwestern fringe of the Tucson metropolitan area
in unincorporated Pima...
Resource Identifiers: OFR-00-12
|
Published: 2000
The Safford basin is a deep, sediment-filled structural trough containing abundant
lacustrine (lake) and playa sediments, reflecting long periods of closed-basin conditions.
Gravity models indicate...
Resource Identifiers: OFR-00-10
|
Tritium as a tracer of groundwater sources and movement in the Safford Basin, Graham County, Arizona
Published: 2000
The Arizona Geological Survey (AZGS) performed a study to measure the tritium
content of waters form various sources in the Safford Basin, part the upper Gila River
watershed. The concentration of...
Resource Identifiers: OFR-00-09
|
Published: 2000
The geology of the Clifton-Morenci area has been investigated for nearly 100
years beginning with the pioneering work of W. Lindgren at the start of the 20th century.
For most of the century,...
Resource Identifiers: OFR-00-07
|
Published: 2000
The study area includes the southern Roskruge Mountains and a small area of the
northernmost Coyote Mountains in Pima County, southeast Arizona (Figure 1). Elevations in the
area range between 2500...
Resource Identifiers: OFR-00-06
|
Published: 2000
This study encompasses the whole of the Oracle Junction 7.5' quadrangle and the eastern third of the
Tortolita Mountains 7.5' quadrangle (see figure 1). Late Tertiary basin-fill deposits...
Resource Identifiers: OFR-00-04
|
Published: 2000
Permian salt in the Holbrook Basin, Arizona. The northwest-southeast trending Holbrook Basin embraces an area of thickened Permian sedimentary rocks located in east-central Arizona near the south...
Resource Identifiers: OFR-00-03
|
Hydrology and Geomorphology of the Santa Maria and Big Sandy Rivers and Burro Creek, Western Arizona
Published: 2000
This report summarizes the geomorphology
and hydrology of the three principal tributary
streams of the Bill Williams River in western
Arizona. The Bill Williams River basin drains
most of west-...
Resource Identifiers: OFR-00-02
|
Published: 2000
Management of flood hazards on piedmonts
of the western United States is increasingly important
as urban development expands into
these areas. In the western United States, the
term piedmont...
Resource Identifiers: OFR-00-01
|
Published: 2000
On a clear day the rugged crest of Four Peaks is visible from Phoenix, 50 km to the east-northeast
(see figures I and 2). It is one of the highest, most rugged areas in central Arizona. Four Peaks...
Resource Identifiers: OFR-00-11
|