SM: History | Archive Site of Department of Energy and Natural Resources | State of Louisiana

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Archive Site of Department of Energy
and Natural Resources

Sulphur Mines Investigation

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This page was updated on 02/11/2026.

History

Cavern 6 & 7 history

Sulphur Mines Event Timeline (recent):

Sulphur Mines Dome Quick Stats:

Sulphur Mines Dome History:

Cavern 6 & 7 Timeline