For drinking water wells it's best to be at least 100 feet deep so that surface contaminants cannot enter the well. The average well depth for private homes is between 100 to 800 feet [2]. You may need a deeper or shallower well if your area has different geology than another region of the country.Dec 19, 2021
How much does it cost per foot to drill a well?
Well drilling costs $15 to $25 per foot for the drilling process only. Installing a complete well water system costs $25 to $65 per foot, irrigation wells run $50 to $100 per foot, and geothermal wells are $15 to $40 per foot.
Is 400 feet deep for a well?
The Range. In general, private home wells tend to range from 100 to 500 feet in depth. However, they can be much deeper than this in some cases.Nov 11, 2019
Is 500 feet deep for a well?
On average, to be deep enough to reach the bedrock, a water well would need to be anywhere from 100 to 500 feet deep, though there are some places where the well needs to be up to 1000 feet deep.Jul 27, 2020