Hydropower
03.07.2026
Tierfed groundwater pumping station disconnected due to elevated PFOA levels
During an official sampling exercise at the Tierfed groundwater pumping station operated by Kraftwerke Linth-Limmern AG, a PFOA level was detected that exceeds the maximum limit set out in the Drinking Water Ordinance. The Tierfed groundwa-ter pumping station was immediately shut down following an official order. The drinking water supply for consumers remains guaranteed. The most recent sample, taken in February 2026, met the requirements for drinking water quality.
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