
Below 15, the level that requires action
2 public water companies list Allendale as a place they supply. The biggest is Allendale Town of (Sc0310001), with about 3,882 people. The highest latest result among Allendale's water companies is 3.3 parts per billion, at Allendale Industrial Park (Sc0320002). None of the 2 with results was above 15 at its latest test.