In 2023, the Morenci Mine, a copper project located in Arizona, U.S., had a run of mine (ROM) output of * million metric tons, thereby making it the top surface mine in North America based on that measurement. In second place that year was the Black Thunder Mine, a coal mine located in Wyoming, U.S., which had a ROM output of million metric tons.
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Mining Technology. (June 18, 2024). Leading surface mines in North America in 2023, based on production volume (in million metric tons ROM) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 23, 2026, from /statistics/1374833/north-america-leading-surface-mines-based-on-production-volume/
Mining Technology. "Leading surface mines in North America in 2023, based on production volume (in million metric tons ROM)." Chart. June 18, 2024. ÌÇÐÄÆƽâ°æ. Accessed July 23, 2026. /statistics/1374833/north-america-leading-surface-mines-based-on-production-volume/
Mining Technology. (2024). Leading surface mines in North America in 2023, based on production volume (in million metric tons ROM). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 23, 2026. /statistics/1374833/north-america-leading-surface-mines-based-on-production-volume/
Mining Technology. "Leading Surface Mines in North America in 2023, Based on Production Volume (in Million Metric Tons Rom)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 18 Jun 2024, /statistics/1374833/north-america-leading-surface-mines-based-on-production-volume/
Mining Technology, Leading surface mines in North America in 2023, based on production volume (in million metric tons ROM) ÌÇÐÄÆƽâ°æ, /statistics/1374833/north-america-leading-surface-mines-based-on-production-volume/ (last visited July 23, 2026)
Leading surface mines in North America in 2023, based on production volume (in million metric tons ROM) [Graph], Mining Technology, June 18, 2024. [Online]. Available: /statistics/1374833/north-america-leading-surface-mines-based-on-production-volume/
