
Too little lead to measure
7 public water companies list Long Grove as a place they supply. The biggest is Royal Melbourne Homeowners Asn, with about 382 people. The highest latest result among Long Grove's water companies is 2.4 parts per billion, at Alden Long Grove Nursing Center. None of the 7 with results was above 15 at its latest test. 5 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.