Historical Context Early Decommissioning Methods Potential Risks and Hazards Public Safety Help to Landowners Resources
The process of lining the walls of a well with a temporary structure made of logs, beams, or planks.
A large diameter pipe inserted into a section of a well hole drilled or dug into the ground. The casing is set inside the hole to protect and support the well stream.
A well that has been abandoned, orphaned, or inactive for a long time and does not have an operator.
A well that is not plugged, not producing, and does not have a responsible operator.
A well that is permanently shut down, plugged, with the wellhead removed, and the site cleaned up and considered safe and secure by regulators.
A well that has been permanently sealed off to prevent the migration of fluids and gases to the surface or into permeable rock holding groundwater.
The process of plugging a well to stop risk, including groundwater contamination.
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