WELL DRILLING 101 | Every Step Explained A fulll breakdown of the entire well drilling process from start to finish. Wells 56 views You may also like 9:08 Cone of Depression (and more) 85 views Hydrogeology/Groundwater Flow,Wells This video describes some important concepts of pumping wells, including the cone of depression, static/pumping water levels, and drawdown. 7:00 How do Water Wells Work? 143 views Wells Wells are essentially just holes in the ground filled with water, but they have more complexities than meets the eye. Let’s take a closer look at how wells work.