As of 2021 in Ghana, River Ankobra (at Ampansie), River Offin (at Dunkwa), and River Pra (at Akim Brenase), registered the lowest water quality index scores. These reached 35.46 points, 45.83 points, and 46.64 points, respectively, meaning that their water quality was deemed of poor quality. Other rivers considered here include River Densu (Mangoase and Nsawam), River Brim, and Lake Bosomtwe. The index measures the quality of surface water, where, for instance, scores between 25 and 50 indicate poor water quality, and scores greater than 80 points represent good or unpolluted water.
Rivers with the lowest water quality index in Ghana as of 2021
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Water Resources Commission. (January 16, 2022). Rivers with the lowest water quality index in Ghana as of 2021 [Graph]. In Statista. Retrieved December 22, 2024, from https://www.statista.com/statistics/1445746/rivers-with-the-lowest-water-quality-in-ghana/
Water Resources Commission. "Rivers with the lowest water quality index in Ghana as of 2021." Chart. January 16, 2022. Statista. Accessed December 22, 2024. https://www.statista.com/statistics/1445746/rivers-with-the-lowest-water-quality-in-ghana/
Water Resources Commission. (2022). Rivers with the lowest water quality index in Ghana as of 2021. Statista. Statista Inc.. Accessed: December 22, 2024. https://www.statista.com/statistics/1445746/rivers-with-the-lowest-water-quality-in-ghana/
Water Resources Commission. "Rivers with The Lowest Water Quality Index in Ghana as of 2021." Statista, Statista Inc., 16 Jan 2022, https://www.statista.com/statistics/1445746/rivers-with-the-lowest-water-quality-in-ghana/
Water Resources Commission, Rivers with the lowest water quality index in Ghana as of 2021 Statista, https://www.statista.com/statistics/1445746/rivers-with-the-lowest-water-quality-in-ghana/ (last visited December 22, 2024)
Rivers with the lowest water quality index in Ghana as of 2021 [Graph], Water Resources Commission, January 16, 2022. [Online]. Available: https://www.statista.com/statistics/1445746/rivers-with-the-lowest-water-quality-in-ghana/
