Late last year, as part of routine testing, Wisconsin-based utility Wausau Water Works discovered elevated levels of lead in the drinking water of some of the city’s homes and businesses. And, as is often the case with lead contamination, it had little to do with the infrastructure the utility is responsible for maintaining.According to a report in the Wausau Daily Herald, tests confirmed lead is not present in city water mains. Rather, the culprit is the corrosion of lead materials in household plumbing.“The water in Wausau, being an older community, has many homes and businesses with lead service laterals, lead
