Published by Subsurface Leak Detection Editorial Team.
Colorado’s dry outdoor climate does not keep a roof leak, plumbing leak, or damp building material dry. The practical question is where moisture is coming from and how to stop it.
Myth: dry weather prevents indoor mold
Mold can develop indoors wherever materials remain damp. A room’s overall humidity reading does not rule out a wet area behind a wall, beneath a floor, or around a leaking fixture. The CDC explains that mold occurs in all climates and that excess moisture is a central cause of indoor growth.
Myth: color tells you how dangerous mold is
Color alone does not show whether mold is more or less hazardous. CDC guidance emphasizes addressing moisture and growth rather than using color to judge risk. Mold testing is a separate professional question; a leak-detection visit does not automatically include it.
Myth: cleaning the surface solves the moisture source
If the water problem remains, mold may return after cleanup. EPA recommends fixing the moisture problem and drying wet materials promptly, generally within 24–48 hours where practical. Significant water damage, contaminated water, or suspected hidden growth can require an experienced restoration or mold-remediation professional. See EPA’s guide to mold and moisture.
What symptoms mean
People respond differently to damp and moldy environments. The CDC describes possible respiratory, allergic, and irritation symptoms, with greater concerns for some people who have asthma, chronic lung disease, or weakened immunity. A webpage or photograph cannot determine the cause of someone’s symptoms. Discuss health concerns with a healthcare professional.
How leak investigation can help
Water staining, damp materials, recurring odors, or moisture following water use or weather can guide an investigation. The work should distinguish a suspected plumbing leak from other possible sources, such as exterior entry or condensation.
Our water-intrusion investigation service and water leak detection service address source questions within an agreed scope. Locating a moisture source is different from assessing mold exposure, remediating contaminated material, or certifying a building for occupancy.
Not every project requires or receives a written report. If a property manager, insurer, or remediation contractor needs documentation, tell us before booking so reporting requirements and scope can be agreed.
Contact Subsurface Leak Detection with the affected area, when the moisture appears, and any previous repairs or inspections.
