Santa Fe Clay: Is "Eco" Build Fueling Summer Sinus?

By Franklin Everett Shaw

January 4, 2026

The dry air hits you like a wall. You cough, a familiar tickle in your throat. Is it just the Santa Fe climate, or is something else going on? For many residents of the City Different, especially those living in traditional adobe homes, summer sinus woes can be more than just seasonal allergies. The very walls that shelter us might be contributing to the problem.

This is your guide to navigating sinus issues in Santa Fe, specifically when adobe construction might be the culprit. We’ll explore how to identify potential problems, what you can do about them, and where to find help locally.

First, let’s understand why adobe can be problematic. Santa Fe clay, the primary material in adobe bricks, is porous. This means it readily absorbs moisture. While this is beneficial for thermal mass (keeping homes cool in summer and warm in winter), it also creates a perfect environment for mold growth, especially during the monsoon season.

Mold thrives in damp, dark places. Adobe walls, particularly those in contact with the ground or poorly ventilated areas, are prime real estate. The spores released by mold can trigger a range of sinus issues, from mild congestion to severe infections.

How do you know if your adobe home is contributing to your sinus problems? Look for these telltale signs:

Musty Odors: A persistent musty smell, especially after rain, is a strong indicator of mold. Check closets, bathrooms, and areas near the foundation.
Visible Mold: Obvious mold growth, which can appear as black, green, or white patches, is a clear sign of a problem. Look for it on walls, ceilings, and around windows.
Water Stains: Discoloration on walls or ceilings suggests water intrusion, which can lead to mold growth.
Efflorescence: This is a white, powdery deposit on the surface of adobe bricks. While not mold itself, it indicates moisture is present, creating a favorable environment for mold.

If you suspect mold, don’t panic. There are steps you can take to address the issue.

Mold Prevention in Adobe Homes:

Ventilation is Key: Open windows and doors regularly to improve airflow, especially during and after rain. Use fans to circulate air in poorly ventilated areas.
Control Humidity: Consider using a dehumidifier, especially in basements or crawl spaces. Aim for a humidity level between 30-50%.
Address Leaks Promptly: Repair any leaks in your roof, plumbing, or foundation immediately. Even small leaks can lead to significant moisture buildup.
Improve Drainage: Ensure proper drainage around your home’s foundation to prevent water from seeping into the adobe walls. This might involve grading the soil away from the house or installing French drains.
Use Vapor Barriers: When renovating, consider installing vapor barriers between the adobe walls and interior finishes to prevent moisture from migrating into the adobe.

Mold Remediation in Adobe Homes:

Small Areas: For small areas of mold growth (less than 10 square feet), you may be able to clean it yourself. Use a solution of bleach and water (1 part bleach to 10 parts water) or a commercially available mold cleaner specifically designed for porous surfaces. Always wear gloves, a mask, and eye protection.
Large Areas: For larger areas of mold growth, it’s best to hire a professional mold remediation company. They have the expertise and equipment to safely and effectively remove mold without spreading spores.
Address the Source: Simply removing the mold is not enough. You must identify and address the source of the moisture that is causing the mold to grow. Otherwise, it will simply return.

Challenges and Pitfalls:

One common mistake is simply painting over mold. This does not kill the mold and will only temporarily hide the problem. The mold will continue to grow underneath the paint, eventually causing it to peel and flake.

Another challenge is identifying the source of the moisture. It may not always be obvious. A professional home inspector can help you identify hidden leaks or areas of excessive moisture.

Alternative Building Materials:

If you’re planning to build a new home in Santa Fe and are concerned about sinus issues, consider alternative eco-friendly building materials that are less susceptible to mold growth.

Straw Bale Construction: Straw bales are highly insulating and breathable, allowing moisture to escape. However, they must be properly protected from moisture to prevent rot.
Rammed Earth: Rammed earth is a durable and sustainable building material made from compacted soil. It is less porous than adobe and therefore less susceptible to mold growth.
Lightweight Concrete: This material offers good insulation and is resistant to mold and pests.

Local Santa Fe Resources:

Santa Fe County Environmental Services: They offer information and resources on indoor air quality and mold prevention.
Allergy & Asthma Clinic of Santa Fe: Consult with an allergist to determine if your sinus issues are related to allergies or mold exposure.
Local Home Inspectors: Hire a certified home inspector to assess your home for moisture problems and mold growth.
Santa Fe Permaculture Guild: They can provide information on sustainable building practices and materials.

Living in Santa Fe offers a unique lifestyle, but it’s important to be aware of the potential health challenges associated with traditional adobe construction. By taking proactive steps to prevent mold growth and addressing any existing problems promptly, you can enjoy your home and breathe easier. Don’t let your beautiful adobe become a source of discomfort. Take control of your indoor air quality and enjoy the Santa Fe summer.