A massive water main break on Tuesday, July 16, 2026, caused significant disruption in West Hollywood, California, flooding major thoroughfares and leading to the submersion of vehicles. The rupture of a 100-year-old pipe occurred on Sunset Boulevard, creating a large sinkhole and inundating nearby streets.

Officials indicated that the repair of the aging infrastructure could be a time-consuming process. The extent of the damage and the timeline for restoration of services were not immediately clear. The incident drew significant attention as images and videos of submerged cars and flooded streets circulated online.