Story perspectives
Investigation Finds Thousands of Abandoned Mines Driving Sinkholes
By Drooid · · How we work
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Story summary
- ABC News investigation uncovered hundreds of thousands of abandoned mine sites that have caused sinkholes and deaths.
- Colorado director Jeff Graves estimates more than 23,000 abandoned mines exist in the state.
- A gold-mine collapse in California killed a 32-year-old man and his dog.
- A New Jersey highway sinkhole opened over 40 feet wide beneath a major road.
- U.S. Interior estimates nationwide mine-land restoration could cost about $14 billion.