
Below 15, the level that requires action
2 public water companies list Holmen as a place they supply. The biggest is Holmen Waterworks, with about 10,147 people. The highest latest result among Holmen's water companies is 2.8 parts per billion, at Holmen Waterworks. None of the 2 with results was above 15 at its latest test. 1 found too little lead to measure.