Earth fissures reopen near Dragoon Rd. and elsewhere in Willcox Playa area.

Graduate students at the UArizona and ASU wade into earth fissures.

Rapid infilling of a 2-mile long fissure in the Tator Hills earth study area, Pinal County

The 2018 monsoon season opened an earth fissure in Apache Junction that damaged and closed Houston Avenue road.

CBS News uses Arizona earth fissure images to contrast with large ground fracture in the East African Rift of Kenya.

Oddly enough, Arizona has an earth fissure season; a season when fissures are more likely to first appear or undergo renewed activity. This article showcases revised earth fissure maps for parts of Cochise, Maricopa, and Pinal Counties, as well as case studies of one new (Tator Hills) and one reactivated fissure (Apache Junction). Systematic mapping and observations of the physical conditions of ‘older’ fissures suggests that earth fissure activity in some study areas is waning.