- Can be mechanized<br>
- Possible above and below the water table|
con=- Somewhat slower than rotary action drilling<br>- Suitable for unconsolidated rocks only (sand, silt, clay)<br>
- Boulders can prevent further drilling<br>
- PVC drill stem needs to be of high quality<br>
This article has been adapted from:
* The [http://en.wikipedia.org/wiki/Baptist_well_drilling Wikipedia article on Baptist Drilling], orginally written by Paul Cloesen.
* [http://geocities.com/paulcloesen/DocBautista/BolivianBaptistDrilling.pps A presentation on Baptist well drilling by Terry Waller].