A win for anti-water bottling campaigners after a long-running battle to overturn consents letting two companies extract billions of litres of water from Christchurch aquifers.

The Court of Appeal has quashed an Environment Canterbury decision to let Cloud Ocean Water Ltd and Rapaki Natural Resources Ltd extract water for bottling.

Aotearoa Water Action's Peter Richardson told Heather du Plessis-Allan companies worldwide are scrambling to reliably source water.

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