Massey Energy controversies
Controversies tied to this brand in public sources. A listing is not a finding of fault.
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2011
Upper Big Branch regulatory penalties
MSHA issued 369 citations and orders and assessed more than $10.8 million in penalties, described as the agency's largest monetary penalty at that time.
2010
Upper Big Branch mine disaster
The deaths of 29 miners exposed extensive alleged safety failures. MSHA later concluded that flagrant violations and a production-over-safety culture contributed to the explosion.
2000
Martin County coal-slurry spill
A Massey subsidiary's impoundment failed in Kentucky, releasing more than 200 million gallons of slurry and contaminating waterways and drinking-water resources.