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Five questions, three possible paths

What's Causing Your Wet Basement? A Quick Check for St. Louis, MO

A damp corner, a musty smell or a puddle near the drain in a St. Louis, MO basement can each have a different source. Answer five short questions and the checker suggests one of three next steps, from simple outdoor fixes to a written estimate. It collects nothing personal and gives a pointer, not a diagnosis.

What You'll Need

Just a few minutes and a recent look at the basement. At each step, choose the closest answer, and pick "Not sure" whenever you honestly don't know. The checker weighs the house's age, the wall material, the signs you've seen, when they happen and anything tried before. Some answers weigh more than others, such as block, brick or stone walls, seepage along the base of a wall, or a pump that runs nonstop or has quit.

Soil plays a part here too. According to the U.S. Geological Survey, much of the area has wind-blown loess and clay on top of limestone bedrock. Clay soil can keep water pressed against a foundation wall for days after a storm. That's one reason a basement may stay damp well after the rain has stopped.

Step 1 of 5

What to Do Next

If your result leans toward a visit, a written estimate is the logical next move. Use the short form to have one independent local contractor get in touch, set a time, see the basement and leave a written scope and price. Prefer numbers first? The cost calculator gives a rough range, and the Missouri rules page covers licenses, contracts and where to report a sewer backup.

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Check Your Town

Enter a town or ZIP code, Webster Groves or 63119 for example, to see straight away whether a local contractor covers it.

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