
Below 15, the level that requires action
8 public water companies list Hartford as a place they supply. The biggest is the Hartford Water Department, with about 7,600 people. The highest latest result among Hartford's water companies is 98 parts per billion, at Woodside Manor. 1 of them was above 15 at their latest test. 2 found too little lead to measure. 6 are small systems serving fewer than 500 people each, such as a mobile home park, a subdivision or a business with its own well.