Cleaning up event DOC representation

[amyerspigg]

If we like this representation of this figure, we should do a general average and standard deviation for all of June, after the event, and put the before event June data into the May bin for YR1:

TEMPEST-1-porewater/scripts/analysis_scripts/2_manuscript_figures_porewaterDOC.Rmd

Line 116 in 21a70ed

Figure2a <- pw_doc %>%