In July 2017, reports circulated that a volcano might be forming in the Pueblo Viejo community. The reports were based on earth cracks filled with ash that formed in a soccer field. Ground temperatures were measured in excess of . Experts from National Autonomous University of Mexico concluded that the high temperatures were caused by composting of buried organic material, not volcanism. The purported volcano was linked with the 20th century volcano Parícutin. Venustiano Carranza is located near the edge of the Michoacán-Guanajuato volcanic field, which includes Parícutin, although Parícutin itself is about distant.