Emergency guide
Mold after water damage: what to do
If water sat for more than 48 hours — or you smell musty odor after a 'dry' leak — mold may be growing on drywall, framing, or carpet. Disturbing mold spreads spores; professional assessment comes first.
Do this in the next 10 minutes
- 1
Do not scrub or bleach visible mold on drywall
Scrubbing releases millions of spores. Bleach on porous surfaces doesn't kill root structures in drywall — it can look clean while hyphae remain inside.
- 2
Isolate the area
Close doors and cover vents with plastic if you can do so without entering a heavily contaminated space. Run HVAC minimally until assessed.
- 3
Find the moisture source
Mold is a symptom. An active leak, condensation, or hidden wet cavity must be fixed or mold returns after remediation.
- 4
Call for assessment — not just a handyman
IICRC-certified mold remediators follow containment, negative air, and clearance testing protocols. Scope depends on affected square footage.
- 5
Document for insurance
Mold from a covered water event may be covered; long-term humidity mold may not. Tie documentation to the original sudden loss if applicable.
How fast mold grows in Arizona
Industry guidance often cites 24–48 hours for mold colonization on wet cellulose materials. Low outdoor humidity helps surface drying but wall cavities and carpet pad stay damp longer than they feel.
Remediation vs. restoration
Water restoration dries structure in place when possible. Mold remediation removes affected materials, HEPA-vacuums, treats surfaces, and may require clearance testing before rebuild.
Insurance and mold
Many policies cap or exclude mold unless it results from a covered water loss. Sudden pipe burst → mold on drywall weeks later may be covered; bathroom humidity mold often is not.
Describe what happened — we'll dispatch a crew
Free for homeowners. One vetted crew, never shared. Insurance documentation included.
Dispatch a crew