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About NADP
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National Trends Network
The NTN provides a long-term record of the acids, nutrients, and base cations in U.S. precipitation.
Mercury Deposition Network
The MDN provides data on the geographic distributions and trends of mercury in precipitation.
Atmospheric Integrated Research Monitoring Network
The AIRMoN reports daily measurements for studying and modeling atmospheric processes.
Monitoring our changing Chemical Climate.
The NADP has been monitoring precipitation chemistry since 1978.
› Learn more about NADP's history.
Atmospheric Mercury Network
The AMNet reports atmospheric mercury concentrations for determination of mercury dry deposition.
Ammonia Monitoring Network
The AMON measures air concentration of ammonia using passive monitors
UPCOMING EVENTS
NADP 2017 Spring Meeting
April 24-28, 2017
Louisville, KY
2017 NADP Annual Meeting
Oct. 30 - Nov. 3, 2017
San Diego, CA
RECENT NEWS
New Brochure:
Nitrogen from the Atmosphere
Special Issue of
Atmospheric Environment
devoted to Acid Rain 2015 papers
The
December 2016 Special Issue Newsletter
is available
NADP's
Impact Statement
Total Deposition Maps
are now available
Litterfall Mercury Monitoring
is NADP's latest initiative.
COMMITTEE LINKS
NOS
EROS
CLAD
TDEP
AMSC