Anthracite coal is mined in northeastern Pennsylvania. About 63,000 households in the state burn coal for heat.

Anthracite coal is mined in northeastern Pennsylvania. About 63,000 households in the state burn coal for heat.

Anthracite coal is mined in northeastern Pennsylvania. About 63,000 households in the state burn coal for heat.

Anthracite coal is mined in northeastern Pennsylvania. About 63,000 households in the state burn coal for heat.