Light 4.2 quake near Stanley, Idaho - yet another aftershock of the massive magnitude 6.5 quake from 31 March. 8 Aug 02:24 UTC: First to report: USGS after 13 minutes. There were no immediate reports of damage or injuries. The 6.5-magnitude earthquake on March 31 near Stanley in south-central Idaho sent a ripple-effect of situations for researchers to explore. At 5:52 pm local time (MDT) on March 31, 2020, a magnitude (M) 6.5 earthquake occurred approximately 19 miles northwest of Stanley, Idaho. The U.S. Geological Survey … The earthquake, which struck near the Cape Horn area northwest of Stanley, could be felt as far away as Calgary, Alberta, and parts of Nevada. Oblique aerial view of the Stanley Lake inlet area looking south. Baron Spire, also known as Smoothie or Old Smoothie, fell when a magnitude-4.2 quake struck around 8:11 p.m. Friday. Suite 201 Idaho’s magnitude-6.5 earthquake on March 31 caused the Stanley Lake Inlet Beach to collapse, officials discovered. SAWTOOTH NATIONAL FOREST, COURTESY Cannady also … Boise, ID 83702. Experts say the change is likely due to an earthquake in the region in March. The inlet beach at Stanley Lake collapsed as a result of the March 31 earthquake that struck central Idaho. Idaho Geological Survey, 5/15/2020. Contests and Promotions, © 2020, NPG of Idaho, Inc. Idaho Falls, ID USA, View all our Vallow-Daybell coverage here, ‘Mad scramble’: Unlikely places stocked Idaho virus supplies, US clears Moderna vaccine for COVID-19, 2nd shot in arsenal, How to set up a home gym space that works for you, UPS driver accuses Latino package recipient of being unable to read, write or speak English, Air Force graduates its largest class of female test pilots and engineers in history, Best moments from CNN and Sesame Street’s coronavirus town hall for the holidays. Breaking News Alert Picture taken on May 12th, 2020. The interactive map below displays the orthophotograph and the mapped features. Quake Data | User Reports | Earlier quakes in same area. “The loss of the inlet beach for fishing and recreation is unfortunate because that area was so popular with visitors at the lake, fortunately, the new boat ramp and campground construction were completed before this event, ensuring access for boaters and campers going forward,” said Brian Anderson, Deputy Area Ranger for the Sawtooth National Recreation Area. Stanley Lake Liquefaction Shaking from the March 31, 2020 M6.5 Stanley earthquake, or one of the subsequent aftershocks, caused liquefaction of sediments near the inlet of Stanley Lake. As snow and ice are melting out of Custer County’s high country, at least one piece of damage caused by the March 31 earthquake has been revealed. Several mature trees that were growing on the delta are now partially submerged. It caused significant structural cracks on the Custer County courthouse in Challis. Idaho Geological Survey, 5/15/2020. The USGS said the area of the earthquake is related to a tectonic extension linked to a magnitude 6.9 Borah Peak earthquake in 1983. STANLEY (Idaho Statesman) — Six months after a major earthquake rattled Idaho, the rumbling has continued with a quake shaking near Stanley as recently as Monday morning. The earthquake was centered 19 miles northwest of Stanley… The U.S. Forest Service is asking hikers to look out for damaged trails around Redfish Lake caused by the magnitude 6.5 earthquake that struck near Stanley … 9, 2020 at 4:26 PM MDT In Flathead, earthquake damage mostly limited to nerves ... Steve Stanley, Lake County’s emergency management director, said that county’s dispatch center was also overwhelmed by calls. Several tension cracks oriented parallel to the shoreline can be seen. STANLEY — A large earthquake struck central Idaho Tuesday evening, with people across the state reporting shaking. The former delta was located where the inlet met the lake, but subsequently collapsed and subsided. STANLEY, Idaho (KIFI/KIDK)-Idaho Geological Society geologists believe the 6.5 Magnitude earthquake that struck central Idaho on March 31, 2020 may have had some significant impact at Stanley Lake.After reviewing photos and satellite imagery of the inlet, the geologist said it appears a former boat launch, beach, and popular fishing area was flooded with deep water.“The most probable cause for the “disappearing” of the inlet delta is a combination of liquefaction and compaction of saturated sediments and some possible sliding and lateral spreading on the delta toward the deeper part of the lake as a result of the March 31 earthquake or the associated aftershocks,” said Claudio Berti, Director and State Geologist, Idaho Geological Survey. The delta is clearly visible in the pre-earthquake image, but not in the post-earthquake image (for full resolution, please click here). Six months after a major earthquake rattled Idaho, the rumbling has continued with a quake shaking near Stanley as recently as Monday morning. A 6.5 magnitude earthquake rocked southern Idaho on Tuesday evening, the most powerful temblor to strike the state in decades.The quake was centered 19 miles northwest of Stanley and roughly 78 miles northeast of Boise, the U.S. Geological Survey said. This comparison of satellite images shows Stanley Lake before (left image, 11/13/2019) and after (right image, 5/4/2020) the main earthquake event and the initial aftershocks. Vertical aerial view of the inlet stream at Stanley Lake. STANLEY, Idaho — A popular Sawtooth beach, boat launch and fishing area is now under water, and Idaho Gelogical Survey officials say the culprit was likely the 6.5 magnitude earthquake in … Severe Weather Alert The fracturing of the ice is likely associated with the collapse of the delta. These cracks formed when the delta sediments collapsed and laterally spread into the lake. Aerial view of the Stanley Lake shoreline adjacent to the inlet stream (sandy bed on left). It was recently revealed that the earthquakes caused a beach at Stanley Lake to collapse. A shallow magnitude 3.0 earthquake was reported around noon near Stanley, Custer County, Idaho, USA. Berti and geological survey staffers expect to visit the site soon to collect data to help better understand the March 31 earthquake. Morrill Hall, 3rd Floor Liquefaction is the processes in which shaking or vibration of saturated, unconsolidated soil causes a loss of strength. Photo courtesy: Ben VandenBos, Sawtooth Avalanche Center (https://www.sawtoothavalanche.com/). 4.2 earthquake - 13 km WSW of Stanley, Idaho (USA, on 2020-08-07 9:11 pm Light magnitude 4.2 earthquake at 10 km depth. An aerial view of Stanley Lake shows the now-submerged delta, which slid into the lake after the March 31 earthquake north of Stanley. MISSOULA — Damage was minimal, but the magnitude 5.8 earthquake centered south of Lincoln early Thursday was the most violent yet in Montana west of the Continental Divide. We don't yet have enough information to establish whether the failing of the delta was caused by the main shock or any of the stronger aftershocks with epicenters closer to Stanley Lake. Aerial view of the W shore of Stanley Lake and upstream area, showing modification of the shoreline and extent of areal flooding. It was centered 73 miles northeast of Meridian, near the rural mountain town of Stanley. It sent massive amounts of snow sliding onto Highway 20 near Banner Summit and even on Galena Summit. The UAV photographs were processed into an orthophotograph, from which we mapped additional liquefaction features. It was centered 73 miles (118 kilometers) northeast of Meridian, near the rural mountain town of Stanley. University of Idaho The U.S. Geological Survey reports the magnitude 6.5 temblor struck just before 6 p.m. The damage wasn’t recognized earlier because of the nearby snowpack and ice. More than 2 … And it caused some impressive snow avalanches throughout the Sawtooth and Smoky Mountains, even toppling the 75-foot thick Arrowhead above the Cramer Lakes … The earthquake caused the Stanley Lake Inlet Beach to collapse. He hopes that will help geologists describe the event and the overall geological characterization of the earthquake and its aftershocks. Viewer pictures: Idaho earthquake damage 1/20 Moscow, ID 83844-3014. Credit Idaho Geological Survey “Those guys would not be canoeing three months ago, they would’ve been walking and now they’re paddling,” he said. 322 E. Front Street Several tension cracks oriented parallel to the shoreline can be seen submerged in the water. Daily Weather Forecast EEO Report | Terms of Use | Privacy Policy | About Us |, Daily News Update Following reports of shoreline changes by citizens and US Forest Service employees, Idaho Geological Survey staff visited Stanley Lake to document possible liquefaction effects. Photo courtesy: Ross Engle, Idaho Transportation Department Director of Flight Operations. On May 7th, colleagues from the US Forest Service pointed out that during a field visit to the inlet of Stanley Lake, the delta that used to form a popular beach and recreational site was now under many feet of water. This can result in effects such as sand boils, lateral spreading, fissures, and ground subsidence. STANLEY, Idaho (KIFI/KIDK)-Idaho Geological Society geologists believe the 6.5 Magnitude earthquake that struck central Idaho on March 31, 2020 may have had some significant impact at Stanley Lake. https://www.idahostatesman.com/outdoors/camping/article242658061.html BOISE, Idaho (AP) — An earthquake struck north of Boise Tuesday evening, with people across a large area reporting shaking. Liquefaction is the processes in which shaking or vibration of saturated, unconsolidated soil causes a loss of strength. Shaking lasted approximately 10 seconds and was felt over a … The inlet creek is visible in the lower left corner of the picture. STANLEY (Idaho Statesman) – Weeks after a magnitude-6.5 earthquake shook Idaho, officials discovered a casualty of the quake, which was the state’s second-most-powerful on record. Oblique aerial view looking east across Stanley Lake. The damage wasn’t immediately visible following the earthquake due to snowpack and ice in the area. 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