For more information about radioactivity data, please contact Richard Fortin

For technical assistance with the DAP map viewer/download application, please contact Greg Boyce.

• For General enquiries, please contact Natural Resources Canada.
• Please report errors and problems (broken links, images not displayed, etc.) to the ESS Webmaster (esstweb@nrcan-rncan.gc.ca). Please supply the URL (address) of the page in question.
• Send your library research questions (journals, periodicals, books, photographs, maps, historical information) to the Natural Resources Canada Library (Earth Sciences).
• ESS office locations

• TTY Service: 1 - 613 - 996-4397 (Teletype for the hearing-impaired)
• General enquiries: 1 - 613 - 995-0947
• On-line form (NRCan)
• NRCan News Room
• Questions from the media
  Questions from the media should be directed to Natural Resources Canada Media Inquiries
• Directory
  Natural Resources Canada Directory of People and Services contains contact information for all employees and organizations.