Drilling a Water Well for household use will usually range from about 100 feet to 500 feet deep, but When drilling a new well for your home or business, the depth of the well depends on the geology and underground water levels of the area.Click to see full answer. Also, what is the average depth of a water well?The federal Water Systems Council estimates that most wells in the United States are between 100 and 500 feet deep. However, the council reports that wells in some areas are 1,000 feet deep.Also Know, how many years does a water well last? Water wells use pumps that are used to drive water from the ground to your home. These pumps determine the lifespan of your well. Submersible pumps that are commonly used in many wells usually last from eight years to ten years. With proper maintenance and care, the lifespan can be increased to fifteen years. Also to know is, what is considered a good producing water well? The Water Well Board suggests that the minimum water supply capacity for use inside a home should be at least 600 gallons within a two-hour period, or about 5 gallons per minute for 2 hours.What is shallow well and deep well?Your well drilling contractor will know the exact depth your well needs to be based on the terrain and water table, but shallow wells are generally for water less than 25 feet from the surface, while deep wells can go hundreds of feet down.