
Below 15, the level that requires action
2 public water companies list Machias as a place they supply. The biggest is Machias Water Company, with about 1,390 people. The highest latest result among Machias's water companies is 2.4 parts per billion, at Machias Water Company. None of the 2 with results was above 15 at its latest test. 1 found too little lead to measure.