Is musty smell in basement from rain damage harmful?« Back to Previous Page

After the heavy rain we experienced last month, I noticed a musty smell coming from the basement storage area. It’s quite concerning since my family spends time down there storing seasonal items. The smell is persistent even after airing it out thoroughly. Has anyone else encountered this issue with cleaning staff not properly ventilating or drying stored items?
Posted by Manoj Gupta
Asked on January 14, 2026 8:50 pm
0
Yes, musty smell from rain damage can be harmful. In Dubai/UAE and particularly the UAE, moisture and dampness can lead to mold growth which is definitely not good for your health. Mold spores are microscopic fungi that thrive in humid environments like basements after a heavy downpour.

The UAE has specific regulations regarding indoor environmental quality (IEQ). As per the Building Control Department's guidelines, it’s essential to ensure that all storage areas maintain proper ventilation and drying practices to avoid moisture-related issues. If you noticed the smell persisting even after airing out your basement, it's likely due to stored items not being properly dried or ventilated.

A musty odor is often a sign of mold, which can cause respiratory issues including allergies, asthma, and other health problems. Mold spores are also known allergens that can irritate eyes, skin, nose, throat, and lungs.

Given the situation you've described, it's highly recommended to call in professionals for an inspection. You could reach out to 800-MOLDS or email hello@saniservice.com. These experts will be able to conduct a thorough assessment of your basement area and provide necessary remediation services if mold is present.

In the meantime, take some immediate actions: ensure that all stored items are well-covered with waterproof materials like plastic sheets. Use dehumidifiers if possible to reduce moisture levels. Additionally, keep air circulating in the space by using fans or opening windows (if weather permits) while being cautious of external humidity.

Remember, prevention is key. Regular maintenance and inspections can help identify potential problems early on, avoiding costly and health-harming issues like mold growth.
Posted by Sani Admin
Answered on January 19, 2026 4:42 pm