Nonsense is your post.
Slight or weak attractions or disturbances to magnetic fields could possibly be detected by simple wires moving over or through disturbances to magnetic fields. You or your posts have not proved otherwise.
“Slight or weak attractions or disturbances to magnetic fields could possibly be detected by simple wires moving over or through disturbances to magnetic fields. You or your posts have not proved otherwise.”
That’s true I guess, but then again I never set out to do that actually.
If you are looking for water using magnetic fields, why not just use magnets and drill for water where they stick to the ground?