Human waste pollutes some Wisconsin drinking water

Failing septic systems, leaking public sewer pipes and landspreading of septic waste can introduce dangerous pathogens into both rural and urban water systems. Experts say Wisconsin needs tougher laws to protect Wisconsin drinking water from contamination by sewage and septic waste.

Bacteria in state’s drinking water is ‘public health crisis’

Hundreds of thousands of Wisconsin residents are at risk of illness from waterborne pathogens in private and public drinking water supplies. Contamination by pathogens is of special concern because unlike pollution by metals or chemicals, pathogens can sicken people after just a single exposure.

Lead poisoning would trigger tap water test under proposal

Two Democratic lawmakers want the state Department of Health Services to investigate drinking water as a possible source when children are lead poisoned. The proposal also greatly lowers the blood lead levels that would trigger an investigation.

Lead pipes, antiquated law threaten Wisconsin’s drinking water quality

Experts, and even some regulators, say existing laws are failing to protect Wisconsin and the nation from harmful exposure to lead in drinking water that leaches from aging plumbing — a danger illustrated by the public health crisis in Flint, Michigan.