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This study aims to assess the impact of artisanal small-scale gold mining on drinking water quality in Asankrangwa District.

Pollution and health risk assessment of drinking water sources within artisanal and small-scale gold mining areas: a case of Asankrangwa District in Ghana

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Analysis reveals significant pollution and health risks in drinking water from gold mining areas, indicating urgent intervention needs.

This study aims to assess the impact of artisanal small-scale gold mining on drinking water quality in Asankrangwa District.
Evaluated water quality using water quality index and heavy metal pollution index models.
Analyzed physicochemical parameters of drinking water from various sources.
Assessed health risks associated with heavy metal contamination in water.
40% of water sources are unsuitable for consumption due to pollution.
45% of sources are classified as extremely polluted with heavy metals.
Cadmium levels were found to be up to 23 times higher than WHO limits.
75% of water sources had mercury levels exceeding the maximum contaminant limit by approximately 361 times.
90% of sources posed a significant carcinogenic health risk upon consumption.

Danso-Boateng et al. (2026) studied this question.

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