Borehole Deviation

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Many factors play a role in whether a borehole deviates or not.

By Christopher S. Johnson, PG, CHg

Boreholes should ideally be both aligned and plumb.

Think of a perfectly straight (aligned) perfectly vertical (plumb) line. This is an ideal hole.  However, ideal holes are pretty rare, or at the very least, take effort to achieve. So let’s discuss how we can mostly achieve a straight hole.

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