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UTC time: 1940-05-19 04:36:47: ISC event: 901341: USGS-ANSSComCat: Local date: May 18, 1940 (): Local time: 21:35 PST: Magnitude: 6.9 M w [1]: Depth: 16 km (9.9 mi) [1] Epicenter: 1]: Type: Strike-slip: Areas affected: United States, Mexico: Total damage: $6 million [2]: Max. intensity: MMI X (Extreme) [1]: Casualties: 9 dead [2] 20 injured [3]: The 1940 El Centro earthquake (or 1940 Imperial ...
1915 Imperial Valley earthquakes: Two magnitude 6.25 shocks occurred ~1 hour apart. Six people died and several were injured in the second quake at Mexicali, located just inside the Mexican border. Unstable banks of the New and Alamo Rivers caved in many places. 1940 El Centro earthquake; 1979 Imperial Valley earthquake; 2010 Baja California ...
Since the three damaging earthquakes that occurred in the American Midwest and the United States East Coast (1755 Cape Ann, 1811–1812 New Madrid, 1886 Charleston) were well known, it became apparent to settlers that the earthquake hazard was different in California.
An agricultural community in Imperial County experienced a 4.8 earthquake and more than 180 smaller aftershocks. A midnight 4.8 earthquake followed by a cluster of aftershocks rocks the El Centro area
In 1940, El Centro experienced a 7.1 earthquake, [11] and population growth accelerated through the 1940s. [12] By the mid-1940s, El Centro had become the second largest city in the Imperial Valley, with a population of about 11,000 people. El Centro had also become the location of the Imperial Irrigation District (IID) administrative offices. [9]
Residents clean up in the Van Nuys neighborhood following the 1994 Northridge earthquake in Los Angeles on January 17, 1994. - Vinnie Zuffante/Getty Images
The Imperial County Services building in El Centro following the earthquake with the east end dropping down 30 cm See also: Earthquake-resistant structures and Seismic analysis The Imperial County Services building, a six-story reinforced concrete building located 29 km (18 mi) northwest of the epicenter in El Centro, was built in 1971 when ...
A magnitude 3.7 earthquake was reported at 8:30 p.m. Tuesday near El Centro, Calif.