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.
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
- Spring 2012 NADP Subcommittee Meeting
April 24-26, 2012
Portland, OR - Fall 2012 NADP Meeting
Oct. 2-5, 2012
Portland, ME
RECENT NEWS
- Fukushima Dai-ichi radioactive fallout detected in NADP samples-Results
- The 2011 NAPAP Report to Congress has been released
- Presentations from the 2011 Annual Meeting and Scientific symposium are now online.
- New Maps: NADP has replaced all of its annual maps with a new style
- The Total Deposition Science Committee (TDEP) is NADP's newest committee.