A significant explosion occurred in northwest Austin, injuring at least six individuals, including two firefighters. The blast was reported to have caused structural damage to around 24 nearby homes. Emergency crews responded promptly to reports of the explosion and subsequent house collapse. Residents described a powerful boom that was felt for miles, shaking buildings and rattling windows in the area. The cause of the explosion is currently under investigation, with authorities continuing to assess the damage and providing support to those affected.