Clemson Extension Service, CL100, Moisture Levels, Remedies, Wood Infestation Report
https://casetext.com/regulation/south-carolina-code-of-regulations/chapter-27-clemson-university/article-17-south-carolina-pesticide-control/section-27-1085-standards-for-prevention-or-control-of-wood-destroying-organisms J. Moisture Control.(1) Excessive moisture conditions are present any time wood moisture content readings reach or exceed 20% or standing water is present in the crawlspace or around the foundation. Wood-decay fungi become active, and decay damage occurs, at wood moisture-content levels of 28% and above. Reports of excessive moisture conditions and active decay [...]