Roane County News Arrests 2021, Forza Horizon 2 Ultimate Edition For Sale, Why Did Maude Keep Her Neck Covered, Articles S

USGS is not reporting any earthquakes in the area. #SanDiegoProblems #SonicShakes #BOOM pic.twitter.com/aO7cilortw. The U.S. Marine Corps confirmed they're conducting explosive munitions training on base Monday between 6 a.m. and midnight, but couldn't say if the "booms" heard and felt between around 3 and 4:30 p.m. were theirs. However, the base did note that Camp Pendleton conducts, routine live-fire training with high explosive munitions that may be heard throughout any time of the day.. Some are saying it's an earthquake that sent shockwaves through their neighborhood and rattled their homes, but the U.S. Geological Survey said the closest earthquake to San Diego shook 350 miles away in Bishop, CA. Kimberly Thorner tweeted around 4:39 p.m. Sinkhole from rain closes road in Cardiff, Teenage bicyclist hurt in hit-and-run crash, Experts explain concerns, benefits from CA storms, These are places to live on the West Coast, Scooter rider killed in crash near border identified, SD Co. Sheriff: 2022 inmate death now ruled a homicide, A new pirate-themed speakeasy has washed ashore in, CA bill could add weight fees for SUVS, trucks, Best deals of Presidents Day weekend 2023, Forgot about Valentines Day? But we like them solved, too, and so far an answer has been elusive for the Big Border Boom. The weather could also explain why neighbors down in Chula Vista heard and felt it, too. A huge asteroid will fly by Earth in April 2029. Aztecs to honor 8 on Senior Night against Wyoming, but are all of them leaving. But the U.S. Geological Survey did not report any earthquakes near San Diego Friday, so some people think they heard explosions from military bases. SAN DIEGO Many San Diegans took to social media Tuesday night wondering about loud bangs felt and heard from Kearny Mesa to Mission Valley. or earthquake? wind? What are they? SAN DIEGO A boom was heard and felt across San Diego on Wednesday afternoon. Those sound waves, however, Katz said, will dissipate over distance and are generally localized near the base. Locals are saying they heard the loud noise at 4.34 pm on Monday (February 27) which caused their whole home to shake. Instead of the waves escaping into the atmosphere, it can trap them and keep them down closer to where we live.". Copyright 2023 NBCUniversal Media, LLC. Loud boom, shaking in California mystify residents (NCD) (NCD) By Michelle Ewing, Cox Media Group National Content Desk. Mom and Dad, did you think that was an earthquake?'". So the researchers believe Seneca Guns are an atmospheric phenomenon.. New Yorkers were baffled for several years in the mid-2000s about sweet-smelling air that would occasionally waft over Manhattan. According to a Facebook post by Naval Base Point Loma, the trainings the base is conducting are being coordinated by the Army at locations around San Diego. It isnt always aural. The federally backed endeavor will allow researchers at UCSDs Scripps Institution of Oceanography to study many facets of Southern Californias cloud cover over the next year. Did you hear "the booms" Monday afternoon? There was one time last year Phil Mickelson got a little carried away testing drivers, according to a tweet from his, so we'll see if he takes credit again. Other potential sources of sonic booms include meteorites. Those two aircraft went supersonic about 35 miles from the coast, a Navy spokesman said at the time. A campus task force says the problem violates the schools commitment to fairness, diversity and inclusion and can damage the careers of researchers. I said, 'Wow that feel like an earthquake. No earthquakes reported. @christasleeve tweeted around 4 p.m. The sound of the explosions may be amplified due to environmental factors and heard up to 50 miles away, base officials said in a statement. Secret hero of Korean War air battle to receive Navy Cross, Scores of tiny, cute and perfect seadragons hatch at Birch Aquarium, 6 Android smartphone makers eye Qualcomms Snapdragon Satellite to keep devices connected off the grid, Meet the Salk Institutes next-generation leader, a renowned scientist taking the helm at a pivotal moment, An asteroid will just miss us in 2029. Their seismic-activity sensors recorded nothing. I'm guessing it was not an earthquake! It was kind of surprising to us.. I be hearing these random ridiculously loud booms in the middle of the day and like, I keep thinking its an earthquake but nothing is registering. The reason, Katz said, people miles apart experience that shock wave with similar intensity is that the wave isn't a one-time occurrence when the aircraft breaks the sound barrier. This material may not be published, broadcast, rewritten, or redistributed. There was no sign of ground-shaking. Give Light and the People Will Find Their Own Way, WATCH LIVE: BREAKING NEWS AND CONTINUING COVERAGE. San Diegans are once again reporting they heard or felt a mysterious "boom." How about you? Some reported the "shaking" being felt. Will clouds shield us from climate change? The first and loudest boom came around 10:08 p.m. Tuesday night. Camp Pendleton, a military base in San Diego was conducting explosive ammunition training when the booms were heard. When an airplane moves fast, at the front, it compresses the air (and) in the back, there's decompression. "The sonic boom is simply a pressure wave that you hear. And sometimes even the most durable ones do get solved. Did anyone feel anything at ~4:35p? Point Loma Navy base officials did not respond to requests for comment. However, Katz said because meteorites travel downward, the effect of the shock wave would also be localized. Huge shake at my building. They didnt respond to a request for comment. NBC 7s Director of Technology, Mike Fouch, was in a meeting at his computer when he felt it. Explosive booms with no definitive origin have been reported all over the world. SAN DIEGO . NBC 7 meteorologist Sheena Parveen added weather can affect this. What the heck was that just now in San Diego? From Mission Valley to El Cajon and. "So what that means is the air is dense. Mum was the word there, too, as it usually is with classified military projects. All rights reserved, More Mysterious Booms Heard Round San Diego, In Your Neighborhood: What's Happening this Weekend in San Diego, Man Sentenced for Causing Crash That Killed Former Harbor Police Chief's Wife, San Diego Lands on Top 20 List of Happiest Places to Live,' Other San Diego Cities on List, La Mesa Woman Says Paving Company Forced Her to Pay for Unfinished Driveway, Pa. Woman Went Missing in 1992 and Declared Dead. NBC 7 spoke with a Camp Pendleton spokeswoman Taylor Schrick who couldnt say for sure if the booms were theirs. The results ruled out earthquakes. #Sandiego is so confusing sometimes! The incidents appear unrelated to any seismic activity, as data from the U.S. Geological Survey show no earthquakes in the region at the time of the reported incidents. Boom. San Diego has a new poet laureate. In a statement to CBS 8, Marine Corps Base Camp Pendleton said they couldnt confirm the noise or boom reported on Monday. The Marine Corps base at Camp Pendleton told ABC 10News at the time that it couldn't confirm the exact noise or shaking, but they were conducting routine live-fire training with high explosive munitions and those noises would have possibly been heard then. But upwards of 30,000 people arrived every night for a brief period to look at what believers called The Miracle on Broadway. Some said they even saw a second figure, which they thought might be Lauras killer, peering over her shoulder. Copyright 2023 NBCUniversal Media, LLC. Get top headlines from the Union-Tribune in your inbox weekday mornings, including top news, local, sports, business, entertainment and opinion. Some people say it rattled their homes. San Diegans are once again reporting they heard or felt a mysterious "boom." Another possible military explanation for the booms and shaking is artillery and ground-based explosions at Marine Corps Base Camp Pendleton. The camp had already warned the public that firing of high powered ordinance would be taking place between February 25 and March 5. It may have felt like an earthquake, but according to the US Geological Survey, it wasnt quite that. Get Essential San Diego, weekday mornings. #sandiego #earthquake #encinitas #carlsbad, If i had a nickel for everytime someone talked about a loud boom over San Diego and didn't know what it was, I'd have a lot of money. "So if you stand on the ground, then it just passes you by. Eerie red UFO cloud seen in Turkey before deadly earthquake, Derecho storms find their meaning in direct translation of Spanish word, {{#media.media_details}} {{#media.focal_point}}. Shock waves from a sonic boom can be felt on the ground depending on atmospheric conditions from a jet flying above 30,000 feet, Katz said. SAN DIEGO Many local residents took to social media Monday afternoon about hearing and feeling a loud boom in certain parts of San Diego County. Gerald Joyce, a biochemist known for deciphering how disease arises in humans, is taking over as president of the storied La Jolla institution amid historic growth and competition for talent. Mysterious Shaking Rattles San Diego County AGAIN, the website Strange Sounds trumpeted in a headline this week. According to the USGS, the only earthquakes that happened were in West Bishop and Toms Place, which are both hours away from San Diego. Its because the air is more buoyant, she said. A second boom was felt and heard not too long after the first one, according to social media users. UC San Diego admits to short-changing women on lab space at renowned Scripps Oceanography, Two women suffer major injuries after head-on collision in Lake Murray-area, Man suffers major injuries after car hits ice patch on road, overturns in Ramona, Fire damages Rancho Bernardo townhouses; dog killed, families displaced, San Diego airport gets $20M federal infrastructure grant to help Terminal 1 remodel, Man approached from behind, stabbed in downtown San Diego, A SoCal cocaine kingpin will do way less time behind bars than anticipated, Conservative PAC Reform California is recruiting candidates for San Diego school board races, 40 years ago, Brenda Spencer took lives, changed lives in a mass shooting at a San Diego elementary school, Philippine governor killed by gunmen while meeting villagers, Biden hosts screening of film about lynching of Emmett Till, Aztecs assistant coach Ron Gould hired by NFLs Rams less than a month into role at SDSU, Spring training recap: Padres no-hit by Cubs, After mans death ruled a homicide, sheriff says jails are working to better meet needs of mentally ill inmates. He said there werent thunderstorms in the area at the time of the boom, which was about 5 p.m., and even with a strong cold front, you wont get that kind of rumbling.. Schrick also said people can hear training explosions up to 50 miles away from the base. Was the boom I just felt in San Diego another one of these Pendleton booms felt all over the county, or was it local? Copyright 2023 Scripps Media, Inc. All rights reserved. San Diego police confirmed to FOX 5 that the. She Was Just Found in Puerto Rico, Actor Tom Sizemore, of Saving Private Ryan,' Dies at 61. India calls them Barisal Guns; Japan, Uminari. wind? San Diego could hold key answers. Camp Pendleton officials said the 1st Marine Division would be training on the base with high-powered ordnances through Sunday. All rights reserved, In Your Neighborhood: What's Happening this Weekend in San Diego, Man Sentenced for Causing Crash That Killed Former Harbor Police Chief's Wife, Golf Legend Phil Mickelson Takes Credit for Boom That Shook San Diego Tuesday, San Diego Lands on Top 20 List of Happiest Places to Live,' Other San Diego Cities on List, La Mesa Woman Says Paving Company Forced Her to Pay for Unfinished Driveway, Pa. Woman Went Missing in 1992 and Declared Dead. Whats going on? tweeted another. Some who did attributed it to the play of light and shadow across the white canvas, not to inexplicable forces. People from all over San Diego are reporting hearing/feeling a boom this afternoon. San Diegans were startled by loud booms Tuesday night, with the first and loudest coming around 10:08 p.m. Around the same time, low-flying aircraft could be seen flying around the Serra Mesa. Everybody loves a mystery. Anyone else feel it?#solanabeach #earthquake, My house just shook like crazy with a giant #BOOM here in Carlsbad. A loud boom and shake was reported by San Diegans across the county on Monday. Some are saying it's an earthquake that sent shockwaves through their neighborhood and rattled their. SAN DIEGO Did you feel it? Your ear hears the pressure difference.". SAN DIEGO Over the past couple weeks CBS 8 has brought you stories about loud booms heard by people across San Diego County. The aircraft carrier Nimitz, which frequently operates near San Diego, is currently deployed to the Philippine Sea, according to Pentagon photos published Friday. Kevin Dixon, with Naval Base Coronado, said their base was not involved or the cause of these booms and shakes. The strange phenomenon happened during a rainy week. Example video title will go here for this video. #sandiego, Just felt a sonic boom in #SanDiego Down by the bay marina district. Not everyone saw the apparition. On Friday, Feb. 24, residents from From North County to Point Loma initially reported shaking and loud booms. The base also says atmospheric conditions can amplify these noises. She Was Just Found in Puerto Rico, Actor Tom Sizemore, of Saving Private Ryan,' Dies at 61. From North County to Point Loma, San Diegans reacted on social media after loud booms and mysterious shaking Friday morning. The sound of the explosions may be amplified due to environmental factors and heard up to 50 miles away, Camp Pendleton said. It wont be close enough to hit us, but it will be close enough to study, so scientists are getting ready. The U.S. Geological Survey said the closest earthquake to San Diego shook 350 miles away in Bishop, CA. Locals are saying they heard the loud noise at 4.34pm on Monday (February 27) which caused their whole home to shake. A Naval Air Forces spokesperson said they weren't tracking any Navy jet activity in the area. She Was Just Found in Puerto Rico, Actor Tom Sizemore, of Saving Private Ryan,' Dies at 61. The Army training consists of air and ground mobility operations and close-quarter combat training in realistic environments to better train soldiers, according to Lt. Col. Burns. Figueroa reported on the . The source of Wednesdays mystery noise wasnt an earthquake, and the military denies it created any sonic booms. Give Light and the People Will Find Their Own Way, WATCH LIVE: BREAKING NEWS AND CONTINUING COVERAGE. So, the loud bang was likely caused by them and there are no conspiracies here but a rumor that China found unchartered land covered in dinosaurs has sent the internet wild. Its some weird s*** going on in San Diego, said another. Weird stuff man.. On Thursday, the Medical Examiners Office cited ineffective care as a factor in death of a inmate who died of pneumonia, malnutrition, dehydration, accompanied by neglected schizophrenia, The blaze in the homes on Fairlie Road near Bernardo Center Drive broke out shortly before 8:30 a.m., according to the San Diego Fire-Rescue Department, Police found the suspected assailant on the trolley and arrested him on suspicion of attempted murder, The crash happened just after 11:20 a.m. Thursday on Camino Del Rio North just west of Fairmount, according to San Diego police, Officers are looking for a sedan with front windshield damage that was involved in a fatal hit-and-run crash on Feb. 5 in Fallbrook that killed a 21-year-old man, The driver was arrested after a standoff with Escondido police that lasted more than two hours; police said she refused to get out of her vehicle or hand over several pellet guns and a machete, Privacy PolicyTerms of ServiceSign Up For Our NewslettersSite Map, Copyright 2023, The San Diego Union-Tribune |, Do Not Sell or Share My Personal Information, Two women suffer major injuries after head-on collision in Lake Murray-area, Man suffers major injuries after car hits ice patch on road, overturns in Ramona, 18-year-old driver dies 2 days after crashing into unoccupied CHP vehicle on Interstate 8 in La Mesa, Imperial Beach school placed on lockdown after unsubstantiated threat of gun on campus, Detectives seek information from public about 2019 fatal shooting in Lincoln Park, Officials ID woman killed after running onto Interstate 8 near Boulevard, After mans death ruled a homicide, sheriff says jails are working to better meet needs of mentally ill inmates, Fire damages Rancho Bernardo townhouses; dog killed, families displaced, Man approached from behind, stabbed in downtown San Diego, 95-year-old driver suffers life threatening injuries in Grantville head-on crash, CHP seeking publics help to find vehicle used in fatal hit-and-run crash in Fallbrook, Woman accused of threatening Escondido pedestrian with a rifle is arrested, San Diego airport gets $20M federal infrastructure grant to help Terminal 1 remodel, Murdaughs fall from grace ends in life sentence for murder, Former SDSU football player pleads not guilty to possessing child pornography, Report: Inmate died of pneumonia, malnutrition and dehydration; death ruled a homicide, Authorities seek publics help with unsolved 2002 homicide in National City, A SoCal cocaine kingpin will do way less time behind bars than anticipated, Conservative PAC Reform California is recruiting candidates for San Diego school board races, 40 years ago, Brenda Spencer took lives, changed lives in a mass shooting at a San Diego elementary school, Philippine governor killed by gunmen while meeting villagers, Biden hosts screening of film about lynching of Emmett Till, Aztecs assistant coach Ron Gould hired by NFLs Rams less than a month into role at SDSU, Spring training recap: Padres no-hit by Cubs. It is a sound resembling the explosion of a heavy piece of artillery that can be accounted for by none of the known laws of nature, he wrote. Lt. Col. Burns added that the training was coordinated with appropriate officials. The city created a special team to track what became known as maple syrup events, deploying them with special cannisters to capture the aromatic evidence. Brisk temperatures expected in San Diego over weekend, No, this isn't the coldest San Diego winter on record. Usually you dont hear the side booms travel that far. Zachary Harrell, a Navy spokesman, who noted that planes breaking the sound barrier are required to do it far off the coast. San Diego police Lt. Adam . San Diego company says its direct-to-device satellite link for emergency and non-emergency text messages is getting traction. But the researchers didnt have enough information to pinpoint their precise location or cause. Lectures, films, arts contest featured during Black History Month at library, Black and White: Granddaughter of slaves grew up straddling a racial divide in Coronado. But unexplained loud, shaking noises are the most common, sometimes falling under the general term skyquakes.. A female seadragon transferred her eggs to a male seadragon, who fertilized them and carried them on his tail until they emerged this week from their egg cases. Yep, just felt another boom/possible earthquake in #sandiego Even the dog barked because it scared her! Reports of the shaking and loud boom began at around 4 p.m. on Monday. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Copyright 2023 Nexstar Media Inc. All rights reserved. It felt like it shook the windows a little bit, he said. It occurred around 8:15 p.m. and . Sonic? No earthquakes reported. Boom/Shake here in San Diego a few minutes ago. "Safety precautions are in place to protect participants, along with planning considerations to minimize impact to the community," Lt. Col. Burns said. A Naval Air Forces. The region joined a list of communities from coast-to-coast that are defined in part by unexplained goings-on. Joseph Katz, an aerospace engineering professor at San Diego State University, said Tuesday one likely explanation for the widespread phenomenon is shock waves from supersonic aircraft sonic booms. SAN DIEGO A . San Diego County residents began reporting the mystery shake and loud boom at around 4 p.m. on Monday. Some reported the "shaking" being felt from . Shook the house. My whole house shook and I heard a loud boom, I thought someone crashed into the side of my house or something. The noise and shaking were reported at about 1:30 p.m., according. Like a plane landed on our roof. SAN DIEGO (KGTV) Several North County residents felt their homes and businesses rattle briefly after a loud boom Friday. Safety precautions are in place to protect participants, along with planning considerations to minimize impact to the community.. SAN DIEGO Many local residents took to social media Monday afternoon about hearing and feeling a loud boom in certain parts of San Diego County. As a veteran who enlisted in the Navy after 9/11, I understand the challenges service members and veterans face because Ive faced them, too. Naval Base . Santa Barbara-based ice cream chain expanding to, This SD campground is among the best in America, CA extends tax deadline to Oct. 16 for disaster areas, North County school may close due to sinking risk, Do Not Sell or Share My Personal Information. The United States Geological Survey has not reported any earthquakes in the area. Dave Hussa felt it as his parents' house in Carmel Valley. Check back for updates on this developing story. Be happy theyre our planes and not somebody elses, she said. What people may have felt were Camp Pendleton's live-fire trainings with high explosive munitions. In 2012, when a similar boom rattled windows and doors along the local coastline, initial not us denials from the military gave way to an admission: The pilots in two Navy F/A-18 aircraft had been showing off for guests aboard the carrier Carl Vinson during a family cruise. The Marine Corps base at Camp Pendleton told ABC 10News it, "cannot confirm the exact noise or shaking but here at Camp Pendleton, we are conducting routine live-fire training with high explosive munitions that may be heard throughout any time of day.". More shaking and booming noises were reported across San Diego County on Monday afternoon, with residents reporting their windows rattling. No earthquakes in the region were reported by the USGS. Just heard/felt two within a few minutes of each other in Clairemont. The crowds came anyway. Did you feel it? A third person added: I need someone to tell me what that boom was!!!. A little while later, another boom was felt and there was also one a few days before. The U.S. Geological Survey did not report any earthquakes near San Diego that day. And when the air is dense, it can slow down sound waves. The noises have been attributed to various things, from the familiar (earthquakes, sonic booms) to the out-of-this-world. You may occasionally receive promotional content from the San Diego Union-Tribune. Another storm system to kick off the work week, Why the $2B jackpot winner got less than half, IRS extends tax deadline for disaster areas in CA, 7 quiet and easy San Diego trails for non-hikers. People are saying the odd substance is sticky and leaves a milky residue, and a number of different theories are spreading online. No earthquakes reported. However, there is a very logical explanation for the bangs in California this week the military. Now this Black Navy swimmer is finally getting his due. The network of sensors picked up unusual signals varying in length from 1 second to 10 seconds that corresponded with the newspaper accounts of mysterious booms. Camp Pendleton did not mention how long explosions on the base could last, but military officials say it's part of routine training. My whole house shook and I heard a loud boom, I thought someone crashed into the side of my house or something. Notifications can be turned off anytime in the browser settings. Military? More shaking and booming noises were reported across San Diego County on Monday afternoon, with residents reporting their windows rattling. Military trainings occurring in San Diego and on Camp Pendleton have resulted in residents hearing explosions. Because of the weird location and timing of the incident, some San Diego residents were left feeling a bit suspicious about the whole situation. The incidents. Military officials in San Diego offered no explanation for either Friday's or Monday's events. June 09, 2021 at 7:37 am CDT. A month later, people started gathering beneath a billboard on Broadway in Chula Vista, gazing up to see a murky image of the slain child that emerged as the sun set. The nightly pilgrimage dwindled, leaving some to wonder in the same way others are wondering now about rattling windows and shaking doors. Wage theft is commonplace in San Diego. 4:34 pm in San Diego sonic boom? Dave Hussa felt it as his parents' house in Carmel Valley. Some reported the shaking being felt from North Park to Mission Beach and Coronado. San Diegans all over the county also reported a similar shaking Friday, but no one has been able to get to the bottom of that one either. Just after 4:50 p.m. residents from across the county reported that they heard a loud boom sound and experienced . SAN DIEGO (KGTV) Just three days after San Diegans reported mysterious shaking and loud booms throughout San Diego County, people are taking their reactions to social media yet again after feeling another wave of the same occurrences. (Howard Lipin/The San Diego Union-Tribune), Do Not Sell or Share My Personal Information. or earthquake? The human eye has an amazing ability to organize vague images into familiar patterns, a psychologist told the Union-Tribune at the time. "This is so bizarre," wrote Kevin Hunt. What the heck was that just now in San Diego? It was scary! They were familiar with the smell, and its effects. Lots of people took to Twitter to see if other people felt it too, with one person writing: Anyone else in San Diego hear/feel that mysterious boom just now?, Yep, just came to Twitter to confirm. No satisfactory theory has ever been broached to explain these noises.. My whole house shook and I heard a loud boom, I thought someone crashed into the side of my house or something. The reports of a loud bang comes three days after a mysterious boom rattled San Diegans. Some people say it rattled their homes. Whenever we have a more humid air mass and theres more moisture in the atmosphere, sound actually travels further. Although I cannot confirm the exact noise, booms or shakes you are referring to and its cause, but here at Camp Pendleton we are conducting routine live-fire training with high explosive munitions that may be heard throughout any time of the day, Camp Pendleton spokesperson 1st Lt. Taylor M. Dorsey (Schrick) told FOX 5 Monday. Others say it scared . Privacy PolicyTerms of ServiceSign Up For Our NewslettersSite Map, Copyright 2023, The San Diego Union-Tribune |. Could warmer storms melt CAs impressive snowpack? Another mysterious NOT EARTHQUAKE boom in San Diego weird stuff man. The ordnance training is set to occur throughout the day, a base spokesperson said. Could more local solutions work. After Wednesdays boom here, the first thought of many people this being California was earthquake. But the United States Geological Survey said no. All the neighbors came out to ask about it, another said. Others dismissed the whole thing as nonsense, a hoax. To the factorys immediate neighbors, this was no mystery. "(The shock wave) is a cone that follows the airplane," Katz said. This time around, Humberto Mendoza Garcilazo, a researcher at the Center of Scientific Research and Higher Education in Ensenada, said supersonic airplanes may have been responsible for the rumble. But he also suggested it could have come from the days stormy weather and drastic changes in temperature and atmospheric pressure. From Jan. 24 to Feb. 2, about 100 members of the Army have been "conducting coordinated, essential military training in designated places around San Diego," Lt. Col. Burns said. Boom or earthquake? A native Californian, she joined the North County Times in 2002, and the U-T in 2012. A similar incident occurred Friday. The reports began around 4:00 p.m. Monday. pic.twitter.com/C78cAAUYxL. Have something to tell us about this article? Im looking to tell the stories of our local sailors, Marines and veterans and hold government entities accountable when they fail military and veteran families. SAN DIEGO (KGTV) From North County to Point Loma, San Diegans reacted on social media after loud booms and mysterious shaking Friday morning. What caused the noise was unknown as of 9:10 a.m., but. They gathered newspaper reports and other accounts of booms between 2013 and 2015 in North Carolina and compared them to data collected by a network of seismographs and atmospheric sensors that were in the area then.