Apart from exception, beyond 8 meters deep, the surface pumps are no longer suitable in terms of power. It is better to choose a compact submersible
In terms of denominations, we generally distinguish the bore-hole pumps which purpose is to collect water improper for consumption but certified for domestic use (toilet, watering, washing machine), well pumps capable of feeding the dwelling with drinking or non potable wate
Should you choose a submerged pump or a surface pump for well pumping? The submersible pump located by definition under the waterline, is silent (noise absorbed by the water) and does not need any technical room (for weather protection) outside the well. It avoids the costs associated with technical room that has to be watertight to prevent the surface pumps from damage on the long term.