Hazel Kirk is an unincorporated community and coal town located in Washington County, in the southwestern corner of the U.S. state of Pennsylvania.

2, owned by the Pittsburg and Westmoreland Coal Company,[3] was the site of two fatal explosions in October 1905.

On October 10, 1905 the first underground explosion, related to a dynamite blast, killed two miners, the brothers John and Mike Kusko.

[4] A fire resulted; temporary bulkheads were erected to isolate the flames and the burning section of the mine was flooded with water.

2, John Hornickel and five other managers of the facility reentered the mine near midnight on the night of October 28–29 to investigate the situation.