Vertical borehole depth (meters or feet) below sea level. May differ from measured depth (MD) due to borehole deviation. Datum (sealevel) also differs from measured depth KB (kelly bushing) or RT (rotary table).
TVD SS
Definition
True Vertical Depth Sub Sea
tvd ss means true vertical depth sub sea. Vertical borehole depth (meters or feet) below sea level. May differ from measured depth (MD) due to borehole deviation. Datum (sealevel) also differs from measured depth KB…
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