
Below 15, the level that requires action
4 public water companies list Salem as a place they supply. The biggest is Crystal Lake Condominiums, with about 184 people. The highest latest result among Salem's water companies is 1.8 parts per billion, at the Salem Manor Condominiums System #2. None of the 4 with results was above 15 at its latest test. 1 found too little lead to measure. 3 are small systems serving fewer than 500 people each, such as a mobile home park, a subdivision or a business with its own well.