The sinkhole on Route 80 is over one of the 400 mines active during the Revolutionary War but it's hard to accurately ...
A sinkhole developed between two North Arlington houses in 2003, which was blamed on a shaft leading to a copper mine dating to around the Revolutionary War. While many abandoned mines in New Jersey ...
The New Jersey Department of Environmental now has a substantial collection of data online about the abandoned mines in the state, last updated in 2011. For the abandoned mines in Ringwood ...
New Jersey has nearly 600 abandoned mines, according to state officials ... A sinkhole developed between two North Arlington houses in 2003, which was blamed on a shaft leading to a copper ...
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