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Simple English definitions for legal terms
surface casing
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A quick definition of surface casing:
Surface casing is a pipe that is the first one set in a wellbore hole. Its purpose is to protect groundwater from pollution that may occur during drilling and producing operations. It is cemented into place to prevent pollution and to protect the hole.
There are other types of casing used in oil and gas drilling, such as intermediate casing and production casing. Intermediate casing protects deep formations against pollution, while production casing is the last pipe set in the hole and is used to produce oil and gas.
A more thorough explanation:
Definition: Surface casing is the first pipe set in a wellbore hole to protect groundwater from pollution caused by drilling and producing operations. It is a type of casing used in the oil and gas industry.
Examples:
- When drilling a well, the first pipe set in the hole is the surface casing. It is cemented into place to prevent pollution and protect the hole.
- Surface casing is important because it prevents contamination of groundwater, which is a valuable resource.
The examples illustrate how surface casing is used to protect groundwater from pollution caused by drilling and producing operations. It is the first line of defense against contamination and is essential for maintaining the integrity of the well and protecting the environment.