how to dig a well
Sarah Parker
Updated on August 18, 2026
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.
How do you build a well in the ground?
Use the well point method.
Start a pilot hole. Using a post hole digger or shovel, dig a hole two feet deep. Install your well point. Well points are generally made of steel or any other hard metal so that they can withstand being driven deep into the ground. Begin driving the well point. Add each extension of pipe.
How deep the well should be?
In order to allow for maximum ground filtration to remove impurities, your well depth should be at least 100 feet. As a general rule, the deeper you drill, it’s more likely that there will be minerals present.
What is the best location to dig your well?
The best well site is in an elevated area which allows any surrounding surface water or rain to drain away from your well. This helps prevent contaminants from entering your well water. Also, stay away from steep slopes.
Can I dig a well myself?
Drilling a shallow well is a pretty simple task, going down about 25 feet or so when you hit first water (at least in my location). This type of well could be drilled in a weekend by hand using a general purpose, extendable post-hole auger. This type of well can be cased off with a manual pump and used for irrigation.
Can you dig a well by hand?
Digging a well by hand, using simple tools like a pick and shovel, with a bucket on a rope to remove cuttings, is the oldest and probably the most frequently-used method of getting access to groundwater. Advantages: Making hand dug wells requires only common tools and skills, so it can be done by anyone.
How do I know where to drill for water?
If you want to find the the location to drill with the highest potential yield you need find the location to drill that the aquifer is the thickest and has the highest hydraulic conductivity. Using seismic technology and software customized for imaging aquifers we are able to find this for you before drilling.
Can you drill a well anywhere?
The simple answer to Connie’s question is yes. You probably can drill your own well on your property. You, of course, would have to contact your local building department to see if there are any regulations that must be followed.
How far down is the water table?
Although the water table varies throughout the Oglalla Aquifer, it is generally 15 to 90 meters (50 to 300 feet) below the land surface.
Do deeper wells mean better water?
Water quality in a deep well usually changes more slowly than in a shallow well. That’s because groundwater does some mixing as it moves through the aquifer. A spill a mile away from your deep well in the Basin and Range aquifer might be substantially diluted with clean aquifer water before it gets to your well.
How far away from your house can your well be?
Some activities legally require more than a 50-foot zone of protection. As a general guidance, personal drinking water wells should have a minimum horizontal distance of at least 10 feet and preferably 25 feet from such boundaries.
Can you drink well water?
Typically, groundwater is naturally clean and safe to drink. Because the soil on top acts as a filter, groundwater is usually free of micro-organisms that may cause disease. However, groundwater can become contaminated if the casings or caps for wells are not installed in the correct way.
How do you find a buried well head?
Look for long depressions where soil may have settled over a buried water well line between the building and the well pit or well casing. Follow the depression to its end and look there for a water well, casing, or well pit. Keep in mind that an older well casing top may be completely buried.
How long does it take to drill a well?
How long does it take to drill a new well? Normally, a well can be drilled in 3-4 hours, with a few additional hours to complete the hookup process.
How do hand dug wells work?
Historically, dug wells were excavated by hand shovel to below the water table until incoming water exceeded the digger’s bailing rate. The well was lined with stones, brick, tile, or other material to prevent collapse, and was covered with a cap of wood, stone, or concrete.
How deep are old hand dug wells?
Since it is so difficult to dig beneath the ground water table, dug wells are not very deep. Typically, they are only 10 to 30 feet deep. Being so shallow, dug wells have the highest risk of becoming contaminated. To minimize the likelihood of contamination, your dug well should have certain features.
Will you always find water if you dig deep enough?
The Deepest Drilled Hole on Earth
This groundwater may be the result of stray oxygen and hydrogen atoms being pressed from rock minerals. So, if you dig deep enough down into the Earth’s crust, you’ll certainly find water, but no one realistically wants to drill straight down into the center of the Earth to find water.
How do you know where to dig a water well?
Well Site Location Should First Be Based on Hydrogeology, But Many Other Factors Come Into Play
Direction the groundwater is moving.Distance between the bottom of the latrine and the water table.Type of soil between the bottom of the latrine and the water table.
Can you dig a well anywhere?
The simple answer to Connie’s question is yes. You probably can drill your own well on your property. You, of course, would have to contact your local building department to see if there are any regulations that must be followed.