Well logging chronicles the depths, subsurface formations and events encountered while drilling. Well logs can include visual observations or be made by instruments lowered into the well during ...

Well logging is the practice of recording and analyzing various kinds of data about the rock formations around a borehole during or after drilling. Also called borehole logging, this activity aims to ...

Guidance and recommendations for radiation protection and safety in well logging – the study of geological formations penetrated via a borehole – and accelerator-based radioisotope production are ...