The last few times I’ve downloaded data, I’ve noticed that the dataset has different readings than those on the map’s data graph. Is the selected conversion being applied to the downloaded dataset, or is it just the raw data downloaded?
The download tool provides “raw” CF_1 and CF_ATM data without any conversions applied at a fixed 10 minute average. The chart and popup box data will be converted and averaged as selected. As noted in this post, map and raw data don’t necessarily use the same algorithm: