Graphs: Choose data to plot on the graphs using the "Select parameter" dropdown menus.
Hover over (or tap on mobile) a datapoint to see a tooltip containing the site, date, and measurement.
Zoom in and out using the mouse-wheel (or pinch on mobile). Use the "Reset Zoom" button to return to the original graph view.
Tables: Click the headings to expand the sections and view the data tables.
To sort the data within a table, click on a column heading.
Data Export: Select data to export as a .csv file.