Water that shows up in the basement after rain is usually coming in from outside — through a crack, a joint, a window well or a gap around a pipe — and the first step is to find exactly where. Where it puddles is often not where it enters: water follows the slope of the floor, the joint where the wall meets the floor, and the hollow cores of block walls. We trace it with moisture readings and a thermal camera, check the outside — gutters, downspouts, grading, window wells — and give you a written report of where the water gets in and what kind of repair it calls for.
When it happens says a lot. Water only after a long, heavy storm often points to saturated soil pushing water through the foundation — hydrostatic pressure — or to gutters that overflow. Water soon after even a light rain often points to a short path: a downspout emptying next to the wall, soil sloping toward the house, a window well that fills up. Water when it has not rained at all is probably not rain — look at plumbing, the water heater or condensation. Note the date and the weather each time; it helps the diagnosis.
Damp walls are not always a leak. In warm, humid weather, moisture in the air condenses on cool foundation walls and cold-water pipes, and the walls look wet. Water coming through a wall and water condensing on it call for different fixes. Moisture readings and the thermal camera, read together, help tell them apart.
Depending on the source, the fix may be gutter and downspout work, regrading, a foundation crack repair, a drainage system, or a plumber. Each is a different licensed trade, and each will naturally suggest the solution it offers. A neutral diagnosis first tells you which one you actually need. We do not perform any of these repairs, so the report has no stake in the answer.
What we do and do not do. We diagnose and document — we do not perform the repair. Our Rockland County home improvement license is in process; until it is issued, the repair itself is contracted directly between you and a licensed contractor. Standing water often leads to mold, and New York State requires a licensed mold remediation contractor for that work — we will tell you plainly when you need one. We are not a public adjuster: we document what we measured so your insurer has facts; we do not file or negotiate your claim. In Westchester and Putnam: leak detection and thermal inspection with a written report only.