2021 Drilling Method Statistics
for All Drillers
 
Production Wells
 
Drilling Method # of Wells % of Total Bar Graph
Air Rotary 485 59.4% l
Mud Rotary 191 23.4% l
Flooded Reverse Circulation 11 1.3% l
Cable Tool 89 10.9% l
Auger 5 0.6% l
Dual Rotary 27 3.3% l
Direct Push 2 0.2% l
Rotasonic 5 0.6% l
Other 2 0.2% l
Total817
 
Non-Production Wells
 
Drilling Method # of Wells % of Total Bar Graph
Air Rotary 307 34.3% l
Mud Rotary 376 42.1% l
Flooded Reverse Circulation 0 0.0% l
Cable Tool 7 0.8% l
Auger 81 9.1% l
Dual Rotary 1 0.1% l
Direct Push 14 1.6% l
Rotasonic 38 4.3% l
Other 70 7.8% l
Total894