The recent sinkholes on I-80 were caused by long-abandoned mines. See the map showing hundreds of closed New Jersey mines.
The Sterling Mine, the last operating mine in New Jersey, suspended large-scale commercial mining operations in 1986. Since ...
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 ...
Officials in New Jersey are working to address sinkholes affecting major highways in Morris County, particularly on Route 80 ...