Variant of NAICS 2017 Version 3.0 - Industrial production (based on the 2008 International Recommendations for Industrial Statistics)

2121 - Coal mining

This industry group comprises establishments primarily engaged in mining bituminous and lignite coal by underground mining, and auger mining, strip mining, culm bank mining and other surface mining. Mining operations and preparation plants (also known as cleaning plants and washeries), whether or not such plants are operated in conjunction with mine sites, are included.