How to Spot Gutter Leaks After Heavy Rain in Calgary and Edmonton

Homes in Alberta, especially in Calgary and Edmonton, must withstand heavy summer rains and unexpected storms. Your home's gutter system is a critical defense against this weather, but it's also one of the first things to show signs of damage. While gutters are meant to guide water safely away from your roof and foundation, a leak can quickly turn them into a major liability.

The good news is that addressing gutter leaks promptly can prevent costly damage. After a heavy rain, here's what you should check for:

1. Water Dripping from the Middle of the Gutter

If you notice water trickling down in the middle of a gutter run—even when it isn’t near a seam—that’s often a sign of a crack or hole. Alberta’s freeze-thaw cycles can cause small gaps to widen over time. A professional gutter repair in Calgary can seal those leaks before they get worse.

2. Overflowing Water During Rain

If gutters become clogged or start to droop, they can no longer handle the water flow, causing it to spill over the sides. This overflow can be due to a clog, but it's also a common indicator of leaky joints or an improper slope. Scheduling a professional gutter cleaning can restore your system's function and help you avoid more extensive damage.

3. Stains on Siding or Fascia

If you see brown streaks, water stains, or mold on the siding beneath your roof, you likely have a hidden leak. Over time, this can lead to serious issues like rotting fascia boards and other exterior damage. The sooner you fix these signs of trouble, the less you'll have to pay for repairs later. Learn more about why soffit and fascia services are so important.

4. Pooling Water Around the Foundation

If you spot puddles forming around your home after a storm, it may mean your downspouts aren’t carrying water far enough away—or your gutters are leaking near the corners. Water pooling at the foundation is one of the biggest red flags and should be checked immediately to avoid costly basement flooding. Read about how downspout cleaning prevents water damage to your foundation.

5. Visible Gaps, Rust, or Separated Seams

After heavy rainfall, take a walk around your home and look closely at your gutter seams and joints. Rust spots, separation, or visible gaps usually mean water is escaping through weak points. In some cases, a quick fix can help, but when damage is extensive, a full gutter installation might be the better option.

Why Acting Quickly Matters

Ignoring gutter leaks can lead to foundation cracks, landscaping erosion, roof damage, and even ice dams once winter arrives. Calgary and Edmonton homeowners know how fast the weather can change—so taking care of leaks after heavy rain is a smart move to stay ahead of the next storm.

For peace of mind, book a professional inspection with Gutter Doctor. Our team can handle everything from cleaning and repairs to full installations, ensuring your home stays protected year-round.

Want more expert tips? Check out our blogs on topics like why you should never put off gutter repairs in Alberta’s unpredictable weather and how Alberta’s weather affects your gutter system.

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Post-Storm Gutter Inspection Checklist for Alberta Homeowners