When you access the NADP site, it will open in another
browser window. You can refer back to this window to
see the sequence of instructions.
to access the data site, then complete steps I - V below
to get your local data.
Step I. Click on your state on the map
Step II. Click on the site closest to your home
Step III. Click on "Annual Data" in the
lower left corner of the screen
Step IV. Enter the data selection information as
a. End year: latest year available
b. Start Year: 9 fewer than latest year
c. Type of Data: (use the top option)
d. Report Format: HTML Table
e. Intended Use: K-12
f. Brief Description: type "classroom activity"
g. Get Data
Step V. The four columns with their headings highlighted
contain the data that you will need to record.
12. Record and graph ten years of NH4+,
and Lab pH values recorded at a site near your home.