Fast Company: “Millions of Americans are at risk of lead exposure in their drinking water. Last week, in an effort to reduce that risk, the Environmental Protection Agency (EPA) announced plans to require water systems across the country to replace lead service lines—the pipes that carry water from a city’s main line into a home or business—within the next decade. More than 9 million households get their water through lead service lines, according to an estimate from the EPA. But even if that service line is replaced, you may still have lead in your household’s indoor plumbing. Trying to figure out if your drinking water is exposed to lead can be a bit tricky, but here are a few steps for getting started… The National Resources Defense Council has some advice on how customers can check where the service line enters their home to see if you can determine whether it’s lead, galvanized steel, copper, or plastic…”