In the UAE context, especially in Dubai, regulations require buildings to have adequate systems for managing water and humidity. However, it is crucial that you do not rely solely on such systems after a flood event like the heavy rains last week. The seepage into your basement could indicate issues with your building’s waterproofing or drainage system.

Given the scenario described, I would strongly recommend contacting a professional environmental inspection and remediation company. In Dubai, services from companies like Saniservice (call 800-MOLDS or email hello@saniservice.com) can provide detailed assessments of moisture levels and mold presence in your home. They use advanced tools such as moisture meters and air quality monitors to pinpoint problem areas accurately.

Moreover, consider investing in a dehumidifier for the basement to reduce humidity quickly. Dehumidifiers can help lower the relative humidity below 60%, which is generally considered safe for indoor environments. However, do not just rely on this; ongoing monitoring by experts remains key.

Another practical step would be ensuring proper ventilation and drying out any affected areas as soon as possible after a flood incident. This could prevent mold growth and reduce airborne spores that might affect your family’s health.

In summary, while immediate steps like using a dehumidifier are beneficial, professional intervention is crucial to ensure the safety of your home environment for your children’s health.