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The fundamentals of pumped water systems.

Indiana's Dilden Borthers Drilling helps Atlas Copco improve its T2W.

Several procedures involved with the use of ESASS (Enhanced Screen Auger Sampling System) as a vertical profiling tool are discussed in this section.

Although I have been talking about well casing and drop pipe in several recent columns, I did wander off with some thoughts about conventions of the past last time.

When I was growing up, I loved going to the rig with my dad.

They are known by many names: VFDs, variable frequency drives, variable speed drives, adjustable speed drives, inverters, etc.

My recent trip to Las Vegas for the National Ground Water Association Expo-my first big industry show-left me with a great first impression of the industry and a lot to think about.

With the 2012 National Ground Water Association (NGWA) Groundwater Expo set for Dec. 4-7 in Las Vegas, I have decided to write a few thoughts about previous NGWA conventions that I have attended.

There are many small, portable drilling machines manufactured all over the world that I would classify as wannabe drills-drills that are purchased by well-meaning nonprofit charities, church groups and others to drill water wells in developing countries.

The simplest method of starting a three-phase pump motor is by closing a contactor and allowing the motor to start at full voltage, or “across-the-line,” as it is called.