Wellpaths

can be up to

500-1000' off at TD

with incorrect

North reference assumtions

and it won't

look wrong.

​​Referenced to: 

Mixed North References offsets will create maps

that could look like this, but you won't know if

you have a geodetically correct wellpath or not.

  1. ​​

Offset distances

(N/S and E/W)

NORTH REFERENCES

  • OFFSET DISTANCES.