Sink Hole | search
Click here to view Sink Hole news from 60+ newspapers.
Bookmark or Share- What is a sinkhole? | U.S. Geological Survey - USGS.govA sinkhole is a depression in the ground that has no natural external surface drainage. Basically, this means that when it rains, all of the water stays inside the sinkhole and typically drains into the subsurface. Sinkholes are most common in what geologists call, “karst terrain.”
- Sinkhole - National Geographic SocietyA sinkhole is a hole in the ground that forms when water dissolves surface rock. Often, this surface rock is limestone , which is easily eroded , or worn away, by the movement of water. In a landscape where limestone sits underneath the soil, water from rainfall collects in cracks in the stone.
- I have (or think I have) a sinkhole on my property. What should I do?Some sinkholes are caused by leaky underground pipes (talk to your utility company) and some are old construction pits or other buried materials that have settled. If you’re confident of a natural cause for your sinkhole, options include:
- Sinkhole - WikipediaA sinkhole is a depression or hole in the ground caused by some form of collapse of the surface layer. The term is sometimes used to refer to doline , enclosed depressions that are also known as shakeholes , and to openings where surface water enters into underground passages known as ponor , swallow hole or swallet .
- Sinkholes | U.S. Geological Survey - USGS.govA sinkhole is a depression in the ground that has no natural external surface drainage. Basically, this means that when it rains, all of the water stays inside the sinkhole and typically drains into the subsurface. Sinkholes are most common in what geologists call, “ karst terrain .”
More
