Starting July 1, Sweden will implement the toughest regulations in the EU for private water wells, affecting two million residents.

New limits for harmful substances like PFAS, lead, arsenic, and cadmium aim to reduce health risks.

Livsmedelsverkets' expert, Sabina Litens Karlsson, emphasized the importance of regular water testing, recommending annual checks for families with children.

Costs for purification methods such as reverse osmosis and activated carbon are high but necessary for safe drinking water.

A recent study found that 20% of private wells in four counties had unsafe drinking water levels.