Add up to 2 more sites and replot for "Temperature, water, degrees Celsius"
Add up to 2 more sites and replot for "Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius"
Add up to 2 more sites and replot for "Estuary or ocean water surface elevation above NGVD 1929, feet"
Add up to 2 more sites and replot for "Estuary or ocean water surface elevation above NAVD 1988, feet, NAVD88"
Add up to 2 more sites and replot for "Salinity, water, unfiltered, practical salinity units at 25 degrees Celsius"