
Below 15, the level that requires action
2 public water companies list Greensboro as a place they supply. The biggest is the Greensboro Fire District 1, with about 551 people. The highest latest result among Greensboro's water companies is 1.4 parts per billion, at the Greensboro Bend Fire District #2. None of the 2 with results was above 15 at its latest test.