1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, and 1990. This element was computed using snowfall data from the National Climatic Data Center's United States Climatology database. The extreme date is the ... National Oceanic and Atmospheric Administration.
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1961. National Climatic Data Center (U.S.). This element was computed using snowfall data from the National Climatic Data Center's United States Snow Climatology (TD-9641M) database (NCDC, 19... National Climatic Data Center (U.S.).
2015. Stephen P. Scheidt and Christopher W. Hamilton. Using a low-altitude kite-based imaging system, 9,220 aerial images were acquired over the southern portion of the McCartys lava flow-field. The im... University of Arizona. Department of Planetary Sciences. Lunar and Planetary Laboratory.
2003. This data represents the locations of earth fissures in central and southeastern Arizona. Earth fissures are pervasive cracks found on valley floor... Arizona Geological Survey.
1994. These data sets consist of the School Districts in Arizona by county. Arizona State Land Department.
2008. Arizona NEMO. A shapefile of all the observations collected by volunteers in 2008 during the annual Wet/Dry mapping of the Agua Fria River. This file and other a... Arizona NEMO.
2009. Arizona NEMO. A shapefile of all the observations collected by volunteers in 2009 during the annual Wet/Dry mapping of the Agua Fria River. This file and other a... Arizona NEMO.
2010. Arizona NEMO. A shapefile of all the observations collected by volunteers in 2010 during the annual Wet/Dry mapping of the Agua Fria River. This dataset and othe... Arizona NEMO.
2011. Arizona NEMO. A shapefile of all the observations collected by volunteers in 2011 during the annual Wet/Dry mapping of the Agua Fria River. This file and other a... Arizona NEMO.
1998. This dataset provides a locational map of 2,471 dams in Arizona, California, Colorado, Idaho, Nevada, New Mexico, Oregon, and Utah. The National In... United States Environmental Protection Agency.