This data set contain a black and white digital image taken in 1992 which covers most of Arizona. The image was constructed by combining multiple files for each quarter quadrangle into a single dataset. Gaps in data exist. Portions of Cochise, Pinal, Pima, Graham, Greenlee, Maricopa, Yuma, Coconino, and Apache county are not covered.
Purpose
This datasets is made available to interested persons through the University of Arizona's instance of Open Geoportal. It has been provided to assist educators, students, researchers, and policy makers in mapping and/or analysis applications.
Temporal Extent
Time Period
Begin
1992-01-01T00:00:00
End
1992-12-31T00:00:00
Bounding Box
West
-115.139787
East
-108.606607
North
37.794854
South
31.252632
ISO Topic Category
environment
imageryBaseMapsEarthCover
Theme Keyword
Quarter Quadrangle
Compliance
Ortho Rectification
Digital Ortho rectified Image
Aerial Compliance
Theme Keyword Thesaurus
Theme Keyword
IMAGERY/BASE MAPS/EARTH COVER
ESIP EARTH SCIENCE INFORMATION PARTNERS PROGRAM
7.5-minute Quadrangle
GCMD PLATFORM
Aerial Photography
AERIAL PHOTOGRAPHS
ENGLISH
AIRCRAFT
Theme Keyword Thesaurus
GCMD SCIENCE PARAMETERS
Place Keyword
Santa Cruz County
Yuma County
Navajo County
State of Arizona
Apache County
Pinal County
Greenlee County
Pima County
Yavapai County
La Paz County
Mohave County
Coconino County
Graham County
Gila County
Place Keyword Thesaurus
GNIS
Status
completed
Maintenance and Update Frequency
asNeeded
Language
eng
Spatial Reference Information
Reference System Identifier
Code
NAD83 (EPSG:4269)
Code Space
EPSG
Version
7.9
Data Quality Information
Lineage
Process Step
Description
Dataset renamed from doqq_1992.tif to Arizona_USGSDOQQImagery_1992.tif by Ben Hickson with the University of Arizona Library. Metadata fields corresponding the Open Geoportal Working Group Best Practices Guide (http://opengeoportal.org/working-groups/metadata/) were also updated.
Process Date
Process Step
Description
This dataset as produced by the USGS was originally composed of 7561 individual granules that were associated to quarter quadrangles in Arizona. All tiles have been mosaiced in an image pyramid with gdal_retile to be served as a single dataset in GeoServer.
