But what exactly is a sinkhole, and what are the warning signs? Here’s everything you need to know. A sinkhole is a depression in the ground with no natural external surface drainage.

It’s been nearly one year since Jason Nielsen first noticed a small sinkhole in a canyon next to his house in University City ...

The fencing and caution tape on Syracuse Avenue isn't new for neighbors in University City. Those who live right next to this sinkhole say it's been a problem for a year, almost to the day.

But what exactly is a sinkhole, and what are the warning signs? Here’s everything you need to know. A sinkhole is a depression in the ground with no natural external surface drainage. This means that ...