A flooded basement is never a good thing.
Water coming up through floor drain in basement.
Water coming up through concrete basement floor.
If water is coming through the basement floor or coming in where the basement walls meet the floor then the source of the water is likely subsurface groundwater.
There is not much you can do about water flowing through the ground and pushing up against your basement floor and walls.
A flooded basement can cause interior damage and even destroy irreplaceable mementos like your family photo albums or heirlooms that you may have been keeping in storage down there.
This can cause sewer water to back up in the system and sometimes into homes.
Water coming up through the basement floor after heavy rain should be considered as an emergency because it is.
Your basement floor is made of concrete and concrete is porous allowing water to soak through it.
Water coming up from the basement floor can lead to big headaches.
For us it s a complicated matter involving leaking roof gutters water that gets pushed uphill and towards the foundation walls of the house and basement on the concrete slabs below the gutters during heavy rain and wind some of that water heading down a set of steps to a point just outside the basement a lack of efficient drywalls or membranes around the basement clogged soak wells sumps.
There are dangers of a wet basement that you re probably aware of but are worthy of being mentioned again just in case you re not afraid of these dangers.
There are a few reasons for this.