When Summer Storms Hit — Be Ready for Flooding and Mold Risks

Peter Oleynik
Jul 13, 2025
1 min read

In Illinois, July and August often bring fast-moving thunderstorms that dump large amounts of rain. While these storms help cool things down, they also increase the risk of flooding inside homes, especially in areas like Naperville, Wheaton, Aurora, and Glen Ellyn.

At Hydro Shield Restoration, our team sees a spike in flooding calls every summer — and most of them are avoidable.

💧 What Causes Flooding During Illinois Summers?

Sump Pump Failure During StormsThese are the number one culprit. Power outages, pump burnout, or undersized systems mean water doesn’t get moved out fast enough — and that spells disaster for your basement.
Gutter & Downspout ProblemsIf your gutters are clogged or your downspouts don’t direct water far from your foundation, you’re inviting water intrusion during every downpour.
Yard & Pool Water OverflowBackyard pools, slip-n-slides, and sprinkler setups can create a lot of surface water. If the grading around your home slopes inward, that water finds its way inside.

⚠️ Mold Follows Water

One of the biggest dangers after summer flooding is mold growth. It doesn’t take long — in fact, mold can start colonizing damp drywall or flooring within 48 hours.

That’s why it’s critical to bring in a team like Hydro Shield Restoration for proper drying and, if necessary, mold removal. We don’t just mop up — we inspect, detect, and restore.