National Geochemical Survey database

• National Geochemical Survey - Full documentation
• Select data by geographic area
• Data for the entire country:
  • Shapefile with a subset of 53 attributes: ICP40, As, Se, Hg
    (63,810 samples, 5.2MB .ZIP package)
  • dBase file with all 286 attributes
    (66,613 records, 19.6MB .ZIP package)
• About the database fields
  • All database fields, by category
  • Database field categories
• Formal metadata
• Frequently asked questions (FAQ)