DRILLING SERVICES & EQUIPMENT

National provides surface and underground Core drilling, surface and underground Reverse Circulation (RC) drilling, and Rotary drilling services for mining and water projects throughout the Western U.S.

ROTARY & WATER WELL DRILLING

• Well/Casing Installations

• Large Diameter Production Wells

• Dewatering Wells

• Vertical Drains

• Piezometers - Single & Multi-Level

• Temporary Casing Installation

• Conductors

• Surface Core Drilling
• Underground Core Drilling
• Surface Reverse Circulation (RC) Drilling
• Underground Reverse Circulation (RC) Drilling
• Pre-Collar Drilling

• Well Development

• Pump Installation

• Test Pumping

OUR METHODS

• Directional Core
• Oriented Core

• Direct Air Rotary
• Mud Rotary
• Down-Hole Hammer (DTH)
• Directional Rotary
• Dual-Rotary
• Dual-Tube Reverse Circulation
• Flooded Reverse Circulation

OUR SERVICES

• Well/Casing Installations
• Large Diameter Production Wells
• Dewatering Wells
• Vertical Drains
• Peizometers - Single & Multi-Level
• Temporary Casing Installation
• Conductors

EXPLORATION

• Core Drilling
• RC Exploration
• Pre-Collar

WELL SERVICES

• Well & Hole

• Well Development & Pump Installation

• Test Pumping

OUR METHODS

CORING

• Directional
• Oriented

ROTARY

• Dual-Tube Reverse Circulation
• Direct Air & Mud Rotary
• Down-Hole Hammer
• Flooded Reverse Circulation
• Directional
• Dual-Rotary