© 2026 ABC News

Thomas Kudlick, who lives across the street from the residence, told ABC Los Angeles station KABC that he came outside his home after hearing a \"big explosion.\"

\"I could see the garage had collapsed,\" he told the station. \"Within just minutes, there was more explosions and more smoke and fire.\"

","canonicalUrl":"https://abcnews.com/US/simi-valley-explosion-fireworks-house/story?id=123467403","legacySlug":"/news/story/simi-valley-explosion-fireworks-house-123467403","noIndexNoFollow":false},"publishTime":"22:55","publishDate":"07-03-2025","updatedTime":"02:00","updatedDate":"07-04-2025","socialImage":{"alt":"Authorities respond to a fire in Simi Valley, California, July 3, 2025.","credit":" KABC","ratio":"16x9","url":"https://s.abcnews.com/images/US/house-2-abc-er-250703_1751581822299_hpMain_16x9_1600.jpg","width":992,"height":558},"datePublished":"7/3/2025 22:55:00 GMT","video":{"live":false,"id":123467403,"headline":"1 dead after fireworks explode in garage: Police","mediaAssetTitle":"CALI DEADLY FIREWORKS HOUSE FIRE","description":"The incident occurred in Simi Valley on the eve of July Fourth.","duration":"1:47","posterImg":{"url":"https://s.abcnews.com/images/GMA/default-img-undefined.png","width":608,"height":342},"video":{"feed":"https://service-pkgabcnews.akamaized.net/opp/hls/abcnews/2025/07/250703_wn_ault_fireworks_,500,800,1200,1800,2500,3200,4500,.mp4.csmil/playlist.m3u8"},"playlist":["137060236","137028746","136712647"]},"relatedItems":[{"contentType":"video","date":"October 7, 2026","headline":"French protests as hundreds of schools partially shut down this week","section":"News","slug":"/video/137060236","id":"137060236","image":{"alt":"VIDEO: French protests as hundreds of schools partially shut down this week","credit":"ABCNews.com","ratio":"1x1","url":"https://s.abcnews.com/images/GMA/261007_gma_burridge_france1_713_hpMain_1x1_608.jpg","width":384,"height":384},"images":{"alt":"VIDEO: French protests as hundreds of schools partially shut down this week","credit":"ABCNews.com","crops":[{"16x9":{"small":"https://s.abcnews.com/images/GMA/261007_gma_burridge_france1_713_hpMain_16x9_608.jpg","medium":"https://s.abcnews.com/images/GMA/261007_gma_burridge_france1_713_hpMain_16x9_992.jpg","large":"https://s.abcnews.com/images/GMA/261007_gma_burridge_france1_713_hpMain_16x9_1600.jpg"}},{"9x16":{"small":"https://s.abcnews.com/images/GMA/261007_gma_burridge_france1_713_hpMain_9x16_608.jpg","medium":"https://s.abcnews.com/images/GMA/261007_gma_burridge_france1_713_hpMain_9x16_992.jpg","large":"https://s.abcnews.com/images/GMA/261007_gma_burridge_france1_713_hpMain_16x9_1600.jpg"}},{"1x1":{"small":"https://s.abcnews.com/images/GMA/261007_gma_burridge_france1_713_hpMain_1x1_608.jpg","medium":"https://s.abcnews.com/images/GMA/261007_gma_burridge_france1_713_hpMain_1x1_992.jpg","large":"https://s.abcnews.com/images/GMA/261007_gma_burridge_france1_713_hpMain_1x1_1600.jpg"}}]}},{"contentType":"video","date":"October 6, 2026","headline":"How abandoned mines across America are wreaking havoc on homeowners","section":"News","slug":"/video/137028746","id":"137028746","image":{"alt":"VIDEO: How abandoned mines across America are wreaking havoc on homeowners","credit":"ABCNews.com","ratio":"1x1","url":"https://s.abcnews.com/images/GMA/261006_gma_job_mines1_741_hpMain_1x1_608.jpg","width":384,"height":384},"images":{"alt":"VIDEO: How abandoned mines across America are wreaking havoc on homeowners","credit":"ABCNews.com","crops":[{"16x9":{"small":"https://s.abcnews.com/images/GMA/261006_gma_job_mines1_741_hpMain_16x9_608.jpg","medium":"https://s.abcnews.com/images/GMA/261006_gma_job_mines1_741_hpMain_16x9_992.jpg","large":"https://s.abcnews.com/images/GMA/261006_gma_job_mines1_741_hpMain_16x9_1600.jpg"}},{"9x16":{"small":"https://s.abcnews.com/images/GMA/261006_gma_job_mines1_741_hpMain_9x16_608.jpg","medium":"https://s.abcnews.com/images/GMA/261006_gma_job_mines1_741_hpMain_9x16_992.jpg","large":"https://s.abcnews.com/images/GMA/261006_gma_job_mines1_741_hpMain_16x9_1600.jpg"}},{"1x1":{"small":"https://s.abcnews.com/images/GMA/261006_gma_job_mines1_741_hpMain_1x1_608.jpg","medium":"https://s.abcnews.com/images/GMA/261006_gma_job_mines1_741_hpMain_1x1_992.jpg","large":"https://s.abcnews.com/images/GMA/261006_gma_job_mines1_741_hpMain_1x1_1600.jpg"}}]}},{"contentType":"video","date":"September 24, 2026","headline":"Tracking the Nor'easter impacting the East Coast ","section":"News","slug":"/video/136712647","id":"136712647","image":{"alt":"VIDEO: Tracking the Nor'easter impacting the East Coast and hurricane heading for Hawaii","credit":"ABCNews.com","ratio":"1x1","url":"https://s.abcnews.com/images/GMA/260924_gma_zee_storm1_hpMain_1x1_608.jpg","width":384,"height":384},"images":{"alt":"VIDEO: Tracking the Nor'easter impacting the East Coast and hurricane heading for Hawaii","credit":"ABCNews.com","crops":[{"16x9":{"small":"https://s.abcnews.com/images/GMA/260924_gma_zee_storm1_hpMain_16x9_608.jpg","medium":"https://s.abcnews.com/images/GMA/260924_gma_zee_storm1_hpMain_16x9_992.jpg","large":"https://s.abcnews.com/images/GMA/260924_gma_zee_storm1_hpMain_16x9_1600.jpg"}},{"9x16":{"small":"https://s.abcnews.com/images/GMA/260924_gma_zee_storm1_hpMain_9x16_608.jpg","medium":"https://s.abcnews.com/images/GMA/260924_gma_zee_storm1_hpMain_9x16_992.jpg","large":"https://s.abcnews.com/images/GMA/260924_gma_zee_storm1_hpMain_16x9_1600.jpg"}},{"1x1":{"small":"https://s.abcnews.com/images/GMA/260924_gma_zee_storm1_hpMain_1x1_608.jpg","medium":"https://s.abcnews.com/images/GMA/260924_gma_zee_storm1_hpMain_1x1_992.jpg","large":"https://s.abcnews.com/images/GMA/260924_gma_zee_storm1_hpMain_1x1_1600.jpg"}}]}}],"relatedContentSection":"news","schemaContent":{"name":"1 dead after fireworks explode in garage: Police","description":"The incident occurred in Simi Valley on the eve of July Fourth.","duration":"1:47","uploadDate":"07-03-2025","publication":"07-03-2025","images":"https://s.abcnews.com/images/GMA/default-img-undefined.png","url":"https://service-pkgabcnews.akamaized.net/opp/hls/abcnews/2025/07/250703_wn_ault_fireworks_,500,800,1200,1800,2500,3200,4500,.mp4.csmil/playlist.m3u8","contentUrl":"https://service-pkgabcnews.akamaized.net/opp/hls/abcnews/2025/07/250703_wn_ault_fireworks_,500,800,1200,1800,2500,3200,4500,.mp4.csmil/playlist.m3u8","link":"https://www.goodmorningamerica.com/news/story/simi-valley-explosion-fireworks-house-123467403"}},"playlist":[{"id":"137234817","contentType":"story","section":"news"},{"id":"137220313","contentType":"story","section":"news"},{"id":"137147457","contentType":"story","section":"news"},{"id":"137132187","contentType":"story","section":"news"},{"id":"136945841","contentType":"story","section":"news"},{"id":"136945748","contentType":"story","section":"news"},{"id":"136930796","contentType":"story","section":"news"},{"id":"136874802","contentType":"story","section":"news"},{"id":"136841854","contentType":"story","section":"news"},{"id":"136766868","contentType":"story","section":"news"},{"id":"136694294","contentType":"story","section":"news"},{"id":"136682772","contentType":"story","section":"news"},{"id":"136631130","contentType":"story","section":"news"},{"id":"136644492","contentType":"story","section":"news"},{"id":"136623234","contentType":"story","section":"news"},{"id":"136614308","contentType":"story","section":"news"},{"id":"136605272","contentType":"story","section":"news"},{"id":"136553132","contentType":"story","section":"news"},{"id":"136553226","contentType":"story","section":"news"},{"id":"136557362","contentType":"story","section":"news"}],"kvps":{"pgtyp":"article","lang":"en","sp":"goodmorningamerica","programmatic":"true","bundleId":"com.abcnews"}},"analytics":{"accountID":"wdgnewwdgnewgmaweb","ns":"gma","pageName":"gma:news:video","pageType":"video","globalSpecVersion":"v1.08","siteDifferentiator":"gma:site","tagID":"g_page01","userABCookie":"0","section":"news","title":"1 dead after fireworks explode in garage: Police","pubTime":"18:55","pubDate":"07-03-2025","modTime":"22:00","modDate":"07-03-2025","taxonomyTags":"none","id":123467403,"editorialOtherSubjects":"","wordCount":"none","columns":"none","authors":"","authorsUnit":"none","authorsBureau":"none","subBrand":"Good Morning America","provider":"Good Morning America","videoName":"1 dead after fireworks explode in garage: Police","mediaAssetTitle":"CALI DEADLY FIREWORKS HOUSE FIRE","videoId":123467403,"mediaOnPage":"video","legacySlug":"/news/story/simi-valley-explosion-fireworks-house-123467403"},"taboola":{}},"request":{"headers":{},"httpVersion":"1.1","method":"GET","url":"/video/123467403","vary":{"host":"www.goodmorningamerica.com","cached":true,"path":"/video/123467403","forwarded-proto":"https","device":"desktop","userab":"0"}},"viewport":{"width":1260,"height":0},"user":{}};