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Lorient Agglomération inaugurated the Beg Minio drinking water plant in Ploemeur on February 13, 2026, with an investment of €4.2 million as part of a broader €20 million program for water production and wastewater treatment since 2013. This modernization aims to improve water quality and secure water management amid climate challenges.

The plant introduces advanced filtration, remineralization, and secure water storage, addressing manganese concentration and ensuring ideal pH balance. Upcoming projects include doubling the capacity of the Ploemeur wastewater treatment plant and reusing treated water for irrigation by 2028-2029.