28 Jul 2013: Very High. Dangerously high water, only for expert swift water canyoneers (class C3 = a6).
4 Aug 2013: Very High. Dangerously high water, only for expert swift water canyoneers (class C3 = a6).
29 Jul 2016: Extreme. Extremely dangerous high water, may be unsafe even for experts (class C4 = a7). After 1 day of rains.
These reference pictures are used in the Waterflow analysis to predict current conditions. More reference pictures will produce a more reliable prediction.