How do I know which environmental hazards are in my state?

Our interactive state map rates mold, asbestos, lead, and wildfire soot risk for all 50 states on a 1-5 scale based on climate, housing age, geology, and historical contamination data. Click any state to see its risk profile and recommended test kits.

What is the most common indoor environmental hazard in the US?

Mold is the most widespread indoor environmental hazard, affecting an estimated 50% of US homes. It is especially prevalent in high-humidity states like Florida, Louisiana, Texas, and the Pacific Northwest. Older homes in the Northeast also face significant lead paint and asbestos risks.

Do I need a professional inspection or can I test myself?

DIY test kits are a fast and affordable first step. MycoTest kits are analyzed by AIHA-accredited laboratories and deliver certified results within 1-2 business days of the lab receiving your sample - without the cost of a professional inspection.

Which states have the highest mold risk?

Florida, Louisiana, Mississippi, Texas, and Washington State have the highest mold risk due to humidity, flooding, and rainfall. California, New York, New Jersey, Ohio, Pennsylvania, Massachusetts, and Rhode Island also carry very high combined mold, lead, and asbestos risk.

Interactive Risk Map — All 50 States

Environmental Hazard Risk by State

Mold · Asbestos · Lead · Soot

Find out which environmental hazards are most common in your state — and which certified test kits are recommended for your home.

50 States Covered Certified Test Kits AIHA-Accredited Lab Results in 1–2 Business Days

Hover any state to see its risk profile — click to open its full environmental testing guide

Select your state to see recommended test kits

Very high risk (5)

High risk (4)

Moderate risk (3)

Lower risk (1–2)

MycoTest provides certified DIY environmental testing kits for mold, asbestos, and lead — available in all 50 states. Every kit includes accredited laboratory analysis with results delivered within 1–2 business days after the lab receives your sample. Whether you are a homeowner, renter, landlord, or real estate professional, MycoTest gives you a fast, affordable way to know exactly what is in your home.

Shop by Hazard Type

Know your risk. Pick your kit.