The 1992 St. George earthquake was a Mw5.8 earthquake that occurred on September 2, 1992 at approximately 4:26 AM MDT along the Washington Fault zone near the larger Hurricane Fault about 5 miles (8.0 km) southeast of St. GeorgeinUtah, United States. The quake triggered a landslide that destroyed three houses and caused approximately US$1 million in structural and cosmetic damage to houses, roads, natural formations, and utilities. No people were killed by the quake.
At 4:26 AM MDT on September 2, 1992, a magnitude 5.8 earthquake occurred along the Washington Fault zone near the larger Hurricane Fault about 5 miles (8.0 km) southeast of St. GeorgeinUtah, United States.[1]
Most of the force of the earthquake was directed away from the city of St. George toward Hurricane and Springdale.[5] In the Balanced Rock Hills area of Springdale, a landslide covered part of Utah State Route 9, taking several hours to complete movement.[6] The slide was about 1,600 feet (490 m) long and 3,600 feet (1,100 m) wide, contained boulders up to 20 feet (6.1 m) in diameter, with a total volume of 18,000,000 cubic yards (14,000,000 m3) and total area of 4,400,400 square feet (408,810 m2).[2][6] It destroyed three houses as well as above- and below-ground utilities, causing about US$1 million in damage.[5][6]
