Omaha Sinkhole Goes Viral While Hundreds Remain Undetected
A massive sinkhole on Pacific Street in Omaha, Nebraska, recently captured global attention after swallowing two vehicles and generating millions of video views. However, this incident is an outlier; over the past five years, city crews have reported more than 2,100 smaller cave-ins that largely went unnoticed. Geologists attribute Omaha's high frequency of sinkholes to its unique soil composition, specifically loess—a fine-grained sediment easily washed away by water from leaking pipes or broken infrastructure. Unlike regions with karst topography featuring dissolvable bedrock, Omaha's sinkholes are typically shallower and caused by human-made infrastructure interacting with the local geology. Despite the city's susceptibility due to its hilly terrain and soil type, experts note that catastrophic, neighborhood-swallowing events are unlikely.
Wire timeline
Omaha Sinkhole Goes Viral While Hundreds Remain Undetected
A massive sinkhole on Pacific Street in Omaha, Nebraska, recently captured global attention after swallowing two vehicles and generating millions of video views. However, this incident is an outlier; over the past five years, city crews have reported more than 2,100 smaller cave-ins that largely went unnoticed. Geologists attribute Omaha's high frequency of sinkholes to its unique soil composition, specifically loess—a fine-grained sediment easily washed away by water from leaking pipes or broken infrastructure. Unlike regions with karst topography featuring dissolvable bedrock, Omaha's sinkholes are typically shallower and caused by human-made infrastructure interacting with the local geology. Despite the city's susceptibility due to its hilly terrain and soil type, experts note that catastrophic, neighborhood-swallowing events are unlikely.
AP News