Great mold remediation can effectively eliminate mold contamination and prevent its recurrence, ensuring a healthy indoor environment. Mold can damage the structural integrity of buildings and infrastructure as well as affect the health of workers or residents.

Professional mold remediation involves a systematic process to identify, contain, remove, and prevent mold growth. Knowing the general steps can help you understand how the process should go and what to look for.

A quick reminder that all remediation jobs are different. Not all of the following general steps will be used in every remediation process. This is simply meant as a general guideline or reference for anyone looking into contracting out mold remediation.

With that out of the way, let’s take a look at the general procedures of mold remediation.

Assessment and Inspection

Initial Assessment

Identify signs of mold growth, such as musty odors, visible mold, or water damage.

Mold Testing

Conduct mold testing if necessary to determine the type and extent of mold contamination.

Moisture Source Identification

Find and address the source of moisture that is promoting mold growth, such as leaks, flooding, or high humidity.

Containment

Isolate the Affected Area

Use plastic sheeting, negative air pressure, and physical barriers to prevent mold spores from spreading to other parts of the building.

Turn Off HVAC Systems

Prevent the HVAC system from spreading mold spores by shutting it off during remediation.

Personal Protective Equipment

Ensure all workers wear appropriate Personal Protective Equipment (PPE), such as gloves, masks, goggles, and coveralls, to protect against mold exposure.

Mold Removal

Remove Any Contaminated Materials

Dispose of porous materials like drywall, insulation, and carpeting that cannot be adequately cleaned.

Clean Non-Porous Surfaces

Clean and disinfect non-porous surfaces with mold-specific cleaning agents.

HEPA Vacuuming

Use HEPA-filtered vacuums to capture mold spores from surfaces and the air.

Drying and Dehumidification

Dry the Area

Use fans, dehumidifiers, and other equipment to thoroughly dry the affected area to prevent mold from returning.

Monitor Humidity Levels

Ensure indoor humidity levels are maintained below 60% to prevent future mold growth.

Repairs and Restoration

Repair the Source of Moisture

Fix leaks, install proper ventilation, and make other repairs to eliminate the source of moisture.

Replace Damaged Materials

Install new materials where old, contaminated ones were removed, ensuring the area is mold-free before rebuilding.

Post-Remediation Inspection

Air Quality Testing

Perform air quality tests to confirm the absence of mold spores in the air.

Final Inspection

Conduct a final inspection to ensure all mold has been removed and the area is dry and free from mold spores.

Illinois Environmental Contractors Association Resources

It’s essential to consult with mold removal professionals and follow local regulations to assess the specific risks and costs associated with your situation. If you suspect the presence of mold in your property, the issue needs to be addressed as soon as possible.

For more information on finding a local contractor to assist with mold, asbestos, lead and other regulated substance information, remediation, or removal, or if you have general questions regarding environmental regulations, check the resources below:

Illinois Environmental Contractors Association Members

IECA Common Questions & Answers

Illinois Environmental Organizations & Related Agencies