What is Condition 1 in mold remediation?
Condition 1 is an indoor environment that may have settled spores, fungal fragments, or traces of actual mold growth, but whose levels and locations are consistent with normal fungal ecology for a similar indoor environment. This is the post-remediation target state. Per IICRC S520 §12.
Category: Mold Remediation
Reviewed: 2026-04-19
Source: IICRC S520 §12
RP
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