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Table 8 Carcinogenic risk assessment (CRing) for the metals in the groundwater from settlements around the Bosomtwe Crater Lake and water samples from the lake through the ingestion pathway during the wet and dry seasons for adults and children

From: Evaluation of groundwater and surface water quality and human risk assessment for trace metals in human settlements around the Bosomtwe Crater Lake in Ghana

 

Dry season

Wet season

Lake water

Underground

Lake water

Groundwater

Adults

Children

Adult

Children

Adult

Children

Adult

children

Pb

2.13 × 10−4–6.03 × 10−4

8.12 × 10−4–2.30 × 10−3

3.19 × 10−4–6.03 × 10−4

1.22 × 10−3–2.30 × 10−3

1.42 × 10−4–3.90 × 10−4

5.41 × 10−4–1.49 × 10−3

1.77 × 10−4–4.25 × 10−4

6.77 × 10−4–1.62 × 10−3

Cr

6.03 × 10−7–3.01 × 10−6

2.3 × 10−6–1.15 × 10−5

6.03 × 10−7–1.81 × 10−6

2.3 × 10−6–6.9 × 10−6

6.03 × 10−7–1.21 × 10−6

2.3 × 10−6–4.6 × 10−6

6.03 × 10−7–1.81 × 10−6

2.3 × 10−6–6.9 × 10−6