
Too little lead to measure
19 public water companies list Concord as a place they supply. The biggest is Concord's water department, with about 120,771 people. The highest latest result among Concord's water companies is 6 parts per billion, at Spring Valley Mh S/D. None of the 18 with results was above 15 at its latest test. 12 found too little lead to measure. 1 has no lead test results on file. 14 are small systems serving fewer than 500 people each, such as a mobile home park, a subdivision or a business with its own well.