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Evaluating Arizona’s geologic setting, mineral resources, and geologic hazards.
2021 Monsoon rains reactivate earth fissures in Cochise County, Arizona
19 August 2021
Earth fissures reopen near Dragoon Rd. and elsewhere in Willcox Playa area.
U.S. 191 in Cochise County damaged by extensive ground fractures
18 July 2021
Extensive ground fractures damage U.S. 191 in Cochise County.
The ineluctable march of earth fissures in southern Arizona
22 October 2019
The ineluctable march of earth fissures in southern Arizona documented in newly revised earth fissure study area maps.
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