More than 25m drink from the worst US water systems, with Latinos most exposed

Guardian investigation shows systems in Latino areas violate federal drinking water rules twice as much as those serving the rest of the US

Millions of people in the US are drinking water that fails to meet federal health standards, including by violating limits for dangerous contaminants.

Latinos are disproportionately exposed, according to the Guardian's review of more than 140,000 public water systems across the US and county-level demographic data.