Climate - Arizona State Climate Office
USGS Map Locator and Downloader Free downloads of topographic maps are available from the U.S. Geological Survey. Search for the needed location in the map search box in the center of the page. The search box in the left-hand column will send you to the Map Store.
Historic and the most current available in print form at the ASU Libraries Map Collection.
Google Earth Library has map overlays of the most recent topographic maps for Arizona.
ArcGIS Explorer has topgraphic map layers.
Soils - For Moeur Park or San Tan Regional Park, see files listed at the bottom of this page. For other study areas, use a USDA soil survey such as the Soil survey, eastern Maricopa and northern Pinal Counties area, Arizona. Contains structural engineering information, along with some flora/fauna information associated with particular soils. The text of this soil survey is available online. GIS Soil Shapefiles that correspond to these soil surveys are available for the entire State of Arizona via the ASU GIS Data Repository (Under... AZ_Data_by_Topic\Natural_Features\Soils). These Shapefiles can be converted to KML or CAD files using Esri's ArcMap's Toolbox Conversion Tools. ASU Students, Faculty, Staff have access to ArcMap through MyASU MyApps or on computers in the ASU Libraries Map Collection.
Air Quality - Arizona Department of Environmental Quality. Air monitoring plans and annual reports back to year 2000.
USGS Groundwater depth - Interactive atlas of groundwater levels
USGS Water Data for the Nation - Surface water, groundwater, and water quality data and mapper for the U.S.
Watershed - Surf Your Watershed - Watershed profile for the lower Salt River.
Pollution - EPA Pollution Locator
Shadow Direction and Length
United States Naval Observatory Sun Altitude and Azimuth Table Calculator For a given day, provides the altitude of the sun (angle of the sun above the horizon) and the azimuth (Compass direction from where the is shining. Add or subtract 180 degrees to calculate the direction of the shadow.)
Sandburg Center for Sky Awareness - Shadow Length Calculator Calculates the lenght of an object's shadow base on the altitude of the sun.
Arizona Geological Survey Geological and ground structure information is available online.
Geological maps are available at the Map Collection.
Flora and Fauna
Map of Life Allows one to retrieve a list of species for the vicinity of any location worldwide.
U.S. Bureau of Land Management (BLM) GIS data for Arizona - Contains a variety of shapefiles and coverages for ecological, habitat, mineral, and wildlife management areas within Arizona. (Requires use of GIS software such as ArcGIS Explorer or ArcGIS.)
Newspapers - Arizona Republic - limit search by data ranges.
Library Catalog - search for books or thematic maps.
Canal Maps, Vegetation, Irrigated Land....
Landiscor Photo Atlases - 1970 to 2005. Annual aerial photography and zoning information. Available in the ASU Libraries Map Collection.
Maricopa County Tax Assessor Aerial Photography - various years, 1986 to 1996 available in the Map Collection.
Maricopa County Flood Control District Historical Aerial Photography, 1930 to 2007. Scroll down to "View Historical Aerial Photography" under [Flood Control District and Department of Transportation]. This map viewer requires the use of Internet Explorer web browser.
Arizona Imagery Server - Detailed aerial photography from 2005 and 2007.
EPA ArcGIS Server for water-related GIS data. This is not a web browser url, but rather a an ArcGIS server address. Lots of information available from office locations to scaled watersheds for the United States. watersgeo.epa.gov/ArcGIS/services/WC/WaterShedsWC Can be used with ArcGIS Explorer. Under "Add Content," select "Add GIS Services." Go to the WC folder for watershed information.