Updated on October 15, 2023


Created on September 2, 2020

Baptist Drilling Method


The Baptist Drilling Method is a hybrid between sludging and percussion drilling.

Developed By
  1. Arrakis
Content Partners


Product Description

The Baptist Drilling Method is a method of borehole construction that utilizes a valve incorporated into the bit at the bottom of the drill stem to maintain pressure during the drilling process. The main action that is used for power is a rope and pulley system.

Target Countries

Argentina, Bolivia, Cameroon, Chile, Costa Rica, Ethiopia, Kenya, Malawi, Mali, Mexico, Mozambique, Netherlands, Nicaragua, Nigeria, Sri Lanka, Tanzania, Togo, United States, Zambia

Target SDGs

SDG 6: Clean Water and Sanitation

Market Suggested Retail Price


Target Users (Target Impact Group)


Distributors / Implementing Organizations

Water for All , Arrakis, and others

Competitive Landscape

Direct competitors include The Village Drill and SHIPO Tube Well Drilling.

Manufacturing/Building Method

The Baptist Drilling Method can be constructed in any arc-welding workshop and plans are open source and accessible online.

Intellectural Property Type

Open Source

User Provision Model

Users can obtain the product from any nearby welders or contractors in their home country

Distributions to Date Status


Borehole size (cm)

3.2-15 cm

Maximum well depth (m)

30 m

Drilling speed (m/day)

15 m/day

Materials included

A rope and pulley system with a thick-walled PVC or polypropylene piping drill stem

Expertise and additional materials required


Project time (hrs)

Depends on rate of drilling

Design Specifications

The Baptist Drilling Method utilizes a rope and pulley system to jettison a 1.25 inch drill bit into the ground again and again. Similar to sludging style drilling, this technique works to bore the hole with repeated contact into the ground.

Product Schematics

Technical Support

Technical support can be found in open-source manual

Replacement Components

All components of the drilling rig will need to be replaced over time with wear and tear


The lifecycle of this drilling rig depends on how well constructed and maintained the materials are

Manufacturer Specified Performance Parameters

The drill is able to drill to a depth of at least 30 m. However, some wells have been drilled to at least 100 m.

Vetted Performance Status

Harvard University


Safety precautions can be found in this open source manual

Complementary Technical Systems


Academic Research and References

Fitzgerald, C., 2007,  Low Cost Manual Well Drilling – Applicability throughout the World. Paper, Geological Society of America Abstracts with Programs, 39(6), pp. 522

Stocker, J., 2007, The Water For All Baptist Drilling Method [www.waterforallinternational.org/Pages/videos.aspx], film.

Closen, P., 2008, Baptist Well Drilling: motorizedfilm.

Waller, T., 2009, The “Baptist” Water For All manual/motorized drilling method A update showing some parameters of the “Baptist” drilling method. Concerning depth, hard ground, well clubs etc.


Compliance with regulations


Evaluation methods


Other Information


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