The recent sinkholes on I-80 were caused by long-abandoned mines. See the map showing hundreds of closed New Jersey mines.

The owner has completed multiple tests and says the complex is safe, but after 4 nearby sinkholes, residents are worried.

But the old mines also left behind a legacy of trouble for today’s Westerners. Abandoned mines dot the Western landscape, polluting the region’s streams with acid mine drainage and connecting the ...

The Sterling Mine, the last operating mine in New Jersey, suspended large-scale commercial mining operations in 1986. Since ...

There are more than 400 abandoned mines across New Jersey. At one point, they were essential to the state economy.

Just because a mine has been exhausted of its ore, that doesn't necessarily mean it has no value. A 2023 study suggests that the shafts of such abandoned mines could serve as energy-storing gravity ...

The state Bureau of Abandoned Mine Reclamation will examine the scene when the search concludes to see if the sinkhole was indeed caused by mine subsidence, spokesperson Neil Shader said.

A large source of Colorado’s water pollution is abandoned mine waste, which Salidan Jason Willis, director of Trout Unlimited ...

But since shuttering operations decades ago, the mine has been an environmental hazard, with abandoned tunnels and ... and plugging the old mine tunnel with concrete. Then, the company went ...

Water is currently flowing from an old, abandoned mine, known as Island Creek Mine Complex in the Holden community in Logan County and out onto Holden Road and Orange Creek Avenue. DEP Deputy ...