This forecast takes into account the behavior of past sequences in similar tectonic environments and the aftershock sequence observed for this event so far. You can see the USGS interactive earthquake map here. ", "USGS M 5.0 Ridgecrest (foreshock to 7.1)", "California earthquake brings scattered damage", "SoCal earthquake: 5.4-magnitude earthquake hits Searles Valley, 1 day after 6.4 temblor", "California earthquake felt in Los Angeles and Las Vegas", "More Than 3,000 Aftershocks Follow 1st of 2 Major Quakes To Hit SoCal", "Expect 34,000 aftershocks from Ridgecrest earthquakes. This region of eastern California has hosted numerous moderate sized earthquakes. Homes shifted, foundation cracks, retaining walls down. Fault scarp at offset access road site. Public domain.). Relatively minor damage resulted from the initial foreshock, though some building fires were reported in Ridgecrest near the epicenter. California State Route 178 SW of Trona, following the M7.1 earthquake. (Credit: USGS. Mainshock and aftershock locations shortly after the magnitude 7.1 event, exhibiting a distinctive “T” pattern created by two perpendicular fault zones. “We have a strike team of engines.”. New surface rupture from latest earthquake. California Governor's Office of Emergency Services, "1st Fatality in Ridgecrest Earthquake May Be Man Found Dead Under Jeep 100 Miles From Epicenter: Investigators", "Ridgecrest Quake Damage Estimated Above $5 Billion at Massive China Lake Naval Base", "7.1-Magnitude Earthquake Hits Southern California; Experts Say More Strong Aftershocks Possible", "Second, stronger quake in Ridgecrest shakes Southern California, causing more damage", "Northern Ireland pair shaken by quake on 30th floor of Las Vegas hotel", "California shakes from 2nd big quake in 2 days", "Earthquake: 4.2 quake hits near Ridgecrest", "Strong earthquake sets off fires, damages desert city east of Los Angeles", "Magnitude 6.4 Earthquake Rocks Southern California on 4th of July", "Major 6.4 quake hits Mojave Desert, felt in Los Angeles, Las Vegas", "M 6.4 - 12km SW of Searles Valley, CA: Did You Feel It? The color variation from yellow to red indicates increasingly more significant surface change, or damage. , East of Rose Valley, between the nearly parallel ends of the Owens Valley and Little Lake faults, lies the Coso Range and Coso Volcanic Field (a notable geothermal field). Authorities stressed in a midnight news conference that they aren’t sure the degree of damage in the communities of Ridgecrest and Trona. The 2019 Ridgecrest earthquakes (more commonly referred to in scientific literature as the 2019 Ridgecrest earthquake sequence) of July 4 and 5 occurred north and northeast of the town of Ridgecrest, California and west of Searles Valley (approximately 200 km [122 mi] north-northeast of Los Angeles). I also have family in Palmdale. Field teams in the Ridgecrest area and on the Naval Air Weapons Station China Lake are documenting fault offsets through direct measurements using tools ranging from tape measures to mobile laser scanning. This aftershock is tied for the strongest aftershock following the 7.1 Mw mainshock. Many people panicked as they tried to get to safety. Power is out. It was the largest quake to hit Southern California since 1999, when a 7.1 earthquake struck in a remote part of the Mojave desert. Visit the USGS event page for more information. White circles are approximate S-shaking times at 15 second intervals away from the ANSS epicenter. He did not give an estimate of injuries on the evening of July 5. Fault mapping is from the USGS Quaternary Fault and Fold Database. The forecasted high temperature is 100 degrees Fahrenheit, the National Weather Service said.  Residents near the epicenter reported that shaking lasted approximately 30 seconds.  Geologists at the USGS estimate an additional 34,000 aftershocks in the six months following the earthquakes..  ShakeAlertLA is triggered by the ShakeAlert system being developed by the USGS that monitors earthquakes across Southern California.  Subsequent aftershocks extended approximately 50 km (~30 miles) along the Little Lake Fault Zone. The USGS has issued a red alert for economic losses meaning that extensive damage is probable, and the disaster is likely widespread.  Fifteen patients at Ridgecrest Regional Hospital and residents in several apartment buildings were evacuated. Scenes from the California earthquake on July 5. The assessment includes canvassing the impacted area for fault displacements, including offsets in roads or curbs, distortion of pipelines, and damage to structures. NASA's Disasters Program promotes the use of satellite observations in Was crazy. Residents throughout California are on edge after two massive earthquakes— a magnitude 6.4 and 7.1, rocked Southern California less than … , Several fires broke out and five injuries were reported after the mainshock hit, most of them in Ridgecrest and Trona. Scientists from USGS & California Geological Survey viewing vertical fault offset of ~12 +/- 3 foot high fault scarp near the expected maximum slip locality along the primary tectonic rupture associated with the M 7.1 event. The USGS generates the alerts, but delivery will come by other public and private means -- such as the internet, radio, television, and cellular service -- including the City of Los Angeles ShakeAlertLA app. “The calls for service have dropped considerably,” he said around midnight. According to Ghilarducci, the large quake of July 5 did “last for some time. You can see more data and maps on California quakes here. “Yes, another #earthquake. NASA analysts are using data from satellites Jones told the LA Times: “The fault is growing. The Ridgecrest, CA police chief said, referring to the earlier quake, that authorities were “inundated with calls, with fires, obviously stores that were shaken with stuff falling off the shelves and various items falling…” Authorities reported multiple minor injuries in that community as a result of the quake. The OVF runs south, largely along U.S. Highway 395, through Bishop, Big Pine, Independence, and Lone Pine to the northern end of Rose Valley and the northwestern corner of the Naval Weapons Center (NWC), where the OVF turns slightly to the east. Interestingly, stopping southeast of the Coso geothermal field. “As I understand, we have five fires,” the mayor said. The main quake, compounded with more than 100,000 aftershocks, caused a major fault to …  The second quake, having a greater magnitude, was felt more strongly, with an intensity of 4.5 in some places, and 3.9 downtown. fault.. We ruptured a piece in the first earthquake, we ruptured a piece in the 5.4…and we’ve ruptured more now.”, KERN RIVER CANYON: State Route 178 CLOSED due to rock slide in the Kern River Canyon. Road is now closed for repairs. Aerogel Could Help.  The fault continues on to the Garlock Fault about 15 miles southeast of Ridgecrest, just past Searles Station. He said a “strike team of ambulances” was dispatched, in part because of falling debris. Whether there are casualties is not yet clear, according to The Los Angeles Times. California Earthquake Risk Map & Faults By County. Respect Mother Nature. “Events like these are an important opportunity to document what happens and could potentially happen in the future.”. Post was not sent - check your email addresses! @CBSLA pic.twitter.com/R8z97ZFEeT, — Nicole Comstock (@ComstockNEWS) July 6, 2019, CNN reported that “multiple fires and injuries” were occurring in Ridgecrest, and videos showed blazes. Epicenter was 6.4 in Kern County, @USGS confirms LA's shaking was below 4.5. The effects of the quake were captured on live TV: WATCH: Very scary moments in the #CBSLA newsroom when the quake hit. The odds of a subsequent large earthquake continue to drop with time since the mainshock. Federal Emergency Management Agency. , Along the eastern front of the Sierra Nevada strike-slip faulting happens on the Owens Valley Fault (OVF), part of which ruptured in the 1872 Owens Valley earthquake near Lone Pine. Credit: NASA/JPL-Caltech, ESA Update: Another major earthquake rocked Southern California Friday evening July 5, 2019. ABC 11 reported that objects shook and were knocked to the ground at Ledesma Chiropractic in Ridgecrest. Showing quakes: past 7 days, magnitude 1.8 or higher (128 quakes) Updated: 2020-11-07 22:40 UTC Major General David Baldwin, of the California National Guard, said that the military was mobilizing. According to the current forecast, during the week beginning on July 6, 2019, there is a 2 % chance of one or more aftershocks that are larger than magnitude 7.1.  It has been called "somewhat enigmatic" in that it appears to neither offset, nor be offset by, any of the active, NW trending strike-slip faults that cross the ECSZ.  Newsom proclaimed a state of emergency for San Bernardino County on July 6. Cops are assisting people out of the town. The magnitude 6.4 and 7.1 earthquakes and their aftershocks. Public domain. In the Ridgecrest area these include a ML5.2 earthquake in October 1961 near Brown (approximately halfway between Ridgecrest and Little Lake) that was felt in Independence and Los Angeles; it was preceded by eight minutes by an ML 3.4 foreshock felt in China Lake (east of Ridgecrest). Small community of about 2,000; there are reports of building collapses and power outages and gas leaks there as well.”, He said over 100 mutual aid personnel were dispatched in support. You can listen to dispatch audio in Kern County here. She’s the boss.”. Map showing the initial alert location (red “+” on green symbol), the four stations that reported the initial alert (green circles), and the USGS network location (yellow circle). As of July 11, scientists from USGS, UC Riverside, and the Scripps Institution of Oceanography have deployed temporary equipment including at least 14 seismic and 13 GPS stations as well as five USGS nodal arrays.