How often (and when) …
Does peak sheet flow occur in the swamp?
Sheet Flow Calendar, 1968 to present
Answer: Not usually in December, but sometimes.
A situation similar to this year occurred in 1994, and to a slightly lesser extent in 1999, 2005 and 2017.
Our highest chance for peak sheet flow …
are the months of September and October.
Typical sheet flow distribution, by month
Of course the amount and duration of flow varies from year to year.