The GWCL had to shut down the Kyebi treatment plant due to high turbidity as a result of the activities of illegal miners operating along the Birim River.
GWCL no ntumi nyɛ hwee sɛ ɔbɛto Kyebi nsukorabea no mu ɛsane anwea dodoɔ a galamsey foɔ a wɔwɔ Birim ho de aba nsuo no ho no.