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The Exchange

Addressing Arsenic

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Most well-known as a poison once used between political or personal rivals, arsenic is now causing more problems at very low levels in our well water and food. We're looking into the sources of arsenic, the toxic effects it has on our health, and how to remediate it.


  • Joe Ayotte – Supervisor of Groundwater Investigations and Research Section at the US Geological Survey.
  • Bruce Stanton – Director of Dartmouth Toxic Metals Superfund Research Program and Professor of Microbiology and Immunology at the Dartmouth Geisel School of Medicine.
  • Paul Susca – Administrator of Drinking Water Planning & Protection at N.H. Department of Environmental Services.

Links mentioned during the show:

  • the Consumer Reports study on arsenic in food
  • Dartmouth's short video about arsenic in well water
  • the USGS page on arsenic in New England
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