Scottdale in Westmoreland County, Pennsylvania — The American Northeast (Mid-Atlantic)
Mammoth Mine Explosion
79 of 109 victims of the explosion at Mammoth Mine No. 1 on Jan. 27, 1891 are buried here in a mass grave
Erected 2000 by PA Labor History Society.
Topics. This historical marker is listed in these topic lists: Cemeteries & Burial Sites • Disasters • Industry & Commerce. A significant historical date for this entry is January 27, 1891.
Location. 40° 5.586′ N, 79° 36.195′ W. Marker is in Scottdale, Pennsylvania, in Westmoreland County. It can be reached from the intersection of Scottdale Dawson Road (Pennsylvania Route 819) and Hornertown Road, on the right when traveling south. Marker is located in St. John Cemetery. Touch for map. Marker is in this post office area: Scottdale PA 15683, United States of America. Touch for directions.
Regionally, this marker is in the Laurel Highlands and in Greater Pittsburgh. It is also in the American Northeast, in the Mid-Atlantic, in Appalachia, and specifically in Northern Appalachia. Globally, it is in North America, the Western Hemisphere, the Western World, and the Anglosphere. Historically, it finds itself in what was once the Viceroyalty of New France, the Haudenosaunee (Iroquois) Confederacy, and one of the original Thirteen Colonies.
Other nearby markers. At least 8 other markers are within walking distance of this marker: Morewood Massacre (a few steps from this marker); a different marker also named Mammoth Mine Explosion (within shouting distance of this marker); Veterans Memorial (approx. Ύ mile away); The Freedom Tree (approx. Ύ mile away); A Tribute (approx. Ύ mile away); Everson Area Veterans Memorial (approx. 0.8 miles away); a different marker also named Veterans Memorial (approx. one mile away); David C. Marks (approx. one mile away). Touch for a list and map of all markers in Scottdale.
Credits. This page was last revised on July 20, 2023. It was originally submitted on July 20, 2023, by Bradley Owen of Morgantown, West Virginia. This page has been viewed 327 times since then and 27 times this year. Photos: 1, 2. submitted on July 20, 2023, by Bradley Owen of Morgantown, West Virginia.

