NADP > Networks > Mercury Deposition Network > MDN Gradient Maps

Annual MDN Maps by Year

Annual gradient maps of precipitation-weighted mean concentrations and deposition are available for MDN. These maps are available in PDF and grid formats (up to 2017).

If you intend on reprinting any of these maps for use in a publication, please read our Use Conditions.

YearConcentrationDepositionSite Data
2020PDF PDF
2019PDF PDF
2018PDF PDF
2017PDFGrid PDFGridKMZ
2016PDFGrid PDFGridKMZ
2015PDFGrid PDFGridKMZ
2014PDFGrid PDFGridKMZ
2013PDFGrid PDFGridKMZ
2012PDFGrid PDFGridKMZ
2011PDFGrid PDFGridKMZ
2010PDFGrid PDFGridKMZ
2009PDFGrid PDFGridKMZ
2008PDFGrid PDFGridKMZ
2007PDFGrid PDFGridKMZ
2006PDFGrid PDFGridKMZ
2005PDFGrid PDFGridKMZ
2004PDFGrid PDFGridKMZ
2003PDFGrid PDFGridKMZ
2002PDF PDFKMZ
2001PDF PDFKMZ
2000PDF PDFKMZ
1999PDF PDFKMZ
1998PDF PDFKMZ