Many of us don't really plan on drinking from fire hydrants, although some of us do play in their spray on hot days. However, sometimes water from hydrants is diverted to homes as drinking water in emergencies, and for that reason, the EPA has taken an interest in what might be diverted along with that water: in this case, lead, which can be toxic in surprisingly low concentrations.  See full article.

  Many of us don't really plan on drinking from fire hydrants, although some of us do play in their spray on hot days. However, sometimes water from hydrants is diverted to homes as drinking water in emergencies, and for that reason, the EPA has taken an interest in what might be diverted along with that water: in this case, lead, which can be toxic in surprisingly low concentrations.  See full article.