A 20-year-old man died at a popular and dangerous eastern Pennsylvania quarry over the weekend, said officials.
Northampton County Coroner Zachary Lysek said Andrew Grennan of Howell, New Jersey, was swimming at an abandoned quarry in Bangor with seven other young people Sunday when he went underwater and didn't resurface, said officials.
Additional medical testing must be conducted before Lysek could determine how Grennan died.
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The Morning Call reports the Seven Slopes of Slate quarry has long attracted visitors because of its translucent water and 100-foot-high cliffs. But discarded machinery underwater and shocking changes in temperature in the quarry can be dangerous to swimmers.