Serving Lincolnwood
Groundwater & Basement Water Intrusion in Lincolnwood, IL
Basement seepage, failed sumps, and hydrostatic pressure against the foundation are extracted and dried, and the path from the ground is identified so the loss does not repeat. Groundwater and basement seepage are extracted and dried only after the path from the soil is identified — a wall, a slab, a drain, or a failed sump. Drying the interior without stopping that path returns the same water to the same floor.
Frequently asked questions
It came up through the floor drain rather than in from outside.
That is a surcharged main rather than groundwater, and the two need completely different remedies. When the combined pipe in the street fills, the lowest connected opening in the house relieves it, and that is the basement drain. No amount of grading, gutter work or exterior drainage touches this. What does is a valve or a reconfiguration that stops the street's water entering the house at all.
Overhead sewer or a backflow valve, and which one?
A valve is cheaper and closes against the street; the overhead conversion lifts the house's drainage above street level and pumps it out, which removes the problem rather than resisting it. A valve stays shut while the street is full, so anything running inside the house has nowhere to go during that time. Which one is right depends on how often the street actually surcharges, and the village's records answer that better than memory does.
Is there any warning before it happens?
Some, and it is about rate rather than depth. A slow all-day rain rarely does it; an inch in half an hour frequently does. Watching for short intense cells rather than for large totals gives more useful notice, and it means the sensible precaution is keeping the floor clear during that kind of forecast rather than through a wet week.
These questions come from the Lincolnwood page.