Mold Testing: When Should a Property Consider It?
- Kwame Brown

- Aug 22
- 2 min read
Mold can raise questions for HOA boards, property managers, and business owners. A musty smell, water stain, or damp area may leave you wondering: “Should we have this tested?”
The answer depends on the situation.
Start With the Moisture
According to the U.S. Environmental Protection Agency, controlling moisture is key to controlling mold. Leaks, flooding, condensation, and plumbing or roof problems can create conditions where mold may grow.
EPA mold resources:
If mold appears after a leak, cleaning the visible area may not solve the problem. The source of the moisture needs to be addressed too.
When Should You Consider Testing?
Testing isn't automatically necessary whenever visible mold is found. However, professional evaluation may be worth considering when:
There is a persistent musty odor with no obvious source.
The property has experienced significant water damage.
Mold may be hidden behind walls or ceilings.
The problem keeps returning.
The extent of the issue is unclear.
The goal should be to understand the situation and determine the appropriate next step.
What About Hidden Mold?
Mold can develop in areas where moisture becomes trapped, including behind walls or above ceiling materials. A musty odor without a visible source may be a reason to investigate further.
EPA guidance:
If hidden mold is suspected, avoid disturbing building materials without knowing what you're dealing with.
Don't Ignore Water Damage
A burst pipe, roof leak, or flooding event can create conditions for mold growth. The EPA recommends drying wet materials within 48 hours when possible.
EPA guidance:
The simple lesson: when water gets where it shouldn't, address it quickly.
Cleaning vs. Mold Remediation
Routine cleaning and mold remediation aren't the same thing. A cleaning company can handle many property maintenance needs, but extensive mold growth, hidden mold, or significant water damage may require specialized professionals.
The Bottom Line
Mold isn't something to panic about, but it isn't something to ignore either.
If you notice a suspicious area, ask:
Where did the moisture come from?
Has the source been fixed?
Is the area still damp?
Has the problem returned?
Could there be affected areas that aren't visible?
For HOA boards, property managers, office managers, and business owners, addressing moisture problems early can help prevent small issues from becoming larger ones.
Cleaning Tip of the Week
Don't wait until you see mold to pay attention to moisture. Watch for water stains, condensation, damp materials, leaking fixtures, and musty odors.
More information:




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