Please note this data is available from the SCAN home page and is not subject to any additional quality control.
Missing or null data are not plotted.
To zoom in on the graph, draw a box downwards.
To zoom out, draw a box upwards.
Click on the "fill" button to zoom out to the full extent of the graph.
What would you like to have plotted?
Acknowledgement: graph drawn with
Ptplot 3.1, a Java
plotting package from the University of California, Berkeley.
Comments to: Rob Parry
rparry@hydrolab.arsusda.gov