Special thanks
to our supporters

  • NewsMatch
  • Ernie Pyle
  • Ida B. Wells
  • Fund for Investigative Journalism
  • Google News Initiative
  • Lara Rubio
  • Mark Kimble
  • Courtney Johnson
  • Randall Holdridge
  • Sharon McKenzie
  • William McLean
  • & many more!

We rely on readers like you. Join them & contribute to the Sentinel today!

Hosting provider

Proud member of

Local Independent Online News Publishers Authentically Local Local First Arizona Institute for Nonprofit News
Wendy Brennan and her granddaughter, Madelyn Begin, in the kitchen of Brennan's home in Mount Vernon, Maine. Brennan had a filter installed on her tap after she learned her drinking water contained arsenic.

A ban on arsenic-containing pesticides was lifted after a lawmaker disrupted a scientific assessment by the EPA. Read more»

Brian Fontenot and Kevin Schug, two of the authors of a new study that ties fracking to arsenic contamination.

A recently published study by researchers at the University of Texas at Arlington found elevated levels of arsenic and other heavy metals in groundwater near natural gas fracking sites in Texas’ Barnett Shale. Read more» 1

Johnny Fields sells his Tombstone Tolerable Water from his stand on Third Street. Although branded as aged water from local wells, the water is shipped from Phoenix.

Arsenic levels in Tombstone’s tap water have increased because the town’s supply of mountain water has been reduced and well usage increased, but residents continue to drink from the faucet. Read more» 1

Hundreds of Native American children attend schools that haven't properly disposed of hazardous waste, haven't contained asbestos in heating systems, and whose water systems exceed the maximum allowable level for arsenic. Included are some Arizona schools. Read more» 1