Phoenix’s Water Department mailed letters to residents this week notifying them of potential lead exposure in the pipes, but city officials said it was unlikely and residents shouldn’t be alarmed.
The city investigated 98% of its water lines and found no lead pipes, but some were made of galvanized steel that “may have absorbed lead” and some were designated “unknown,” according to the letters.
Lead exposure in drinking water “can cause serious health effects in all age groups,” the letters say…