NADP News


Issue 2 of the NADP quarterly newsletter is available.

Total Deposition Maps now Available


NADP has just released a new series of maps, which are estimates of dry plus wet deposition for sulfur and nitrogen. The maps are based on a new hybrid method of determining total deposition, which was developed within the NADP Total Depostion Science Committee (TDEP) . Check out the website for more details and to see the maps!

Litterfall Mercury Monitoring Initiative


The National Atmospheric Deposition Program (NADP) has a new litterfall mercury monitoring initiative to complement the Mercury Deposition Network (MDN) monitoring for mercury in precipitation and the Atmospheric Mercury Network (AMNet) monitoring for mercury in air

Fukushima Dai-ichi radioactive fallout detected in NADP samples


The National Atmospheric Deposition Program and the United States Geological Survey collaborated to monitor NADP precipitation samples for the presence of radioactive material in response to the Japan Fukushima Dai-ichi Nuclear Power Station incident that occurred on March 11, 2011.

Special Projects


National Mercury Monitoring Network.