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Table 2 Annual effective dose rate contribution to lungs and stomachs

From: Radon emanation and heavy-metals assessment of historical warm and cold springs in Nigeria using different matrices

  Water id Sample Mean (Bq L−1) Ingestion (μSv year−1) Inhalation (μSv year−1) Lungs Stomach (μSv year−1) Total effective dose (μSv year−1)
Infant Children Adult Infant Children Adult Infant Children Adult
1 Bottled B1 0.25 0.09 0.07 0.05 0.63 0.08 0.01 0.008 0.006 0.09 0.088 0.086
2 B2 0.22 0.08 0.06 0.05 0.55 0.07 0.01 0.007 0.006 0.08 0.077 0.076
3 B3 0.36 0.13 0.09 0.08 0.91 0.11 0.02 0.010 0.010 0.130 0.120 0.120
4 B4 0.11 0.04 0.03 0.02 0.28 0.03 0.005 0.004 0.003 0.035 0.034 0.033
5 B5 0.07 0.03 0.02 0.01 0.17 0.02 0.004 0.003 0.002 0.024 0.023 0.022
6 Cold C1 35.0 12.25 9.19 7.35 88.20 10.58 1.47 1.10 0.88 12.05 11.68 11.46
7 C2 46.7 16.35 12.26 9.81 117.70 14.12 1.96 1.47 1.18 16.08 15.59 15.3
8 C3 58.4 20.44 15.33 12.26 147.20 17.66 2.45 1.84 1.47 20.11 19.50 19.13
9 C4 35.0 12.25 9.19 7.35 88.20 10.58 1.47 1.10 0.88 12.05 11.68 11.46
10 C5 105.0 36.75 27.56 22.05 264.60 31.75 4.41 3.31 2.65 36.16 35.06 34.40
11 C6 210.1 73.54 55.16 44.13 529.50 63.54 8.82 6.62 5.30 72.36 70.16 68.84
12 C7 35.0 12.25 9.19 7.35 88.20 10.58 1.47 1.10 0.88 12.05 11.68 11.46
13 C8 93.7 32.80 24.60 19.68 236.12 28.33 3.94 2.95 2.36 32.27 31.28 30.69
14 C9 46.7 16.35 12.26 9.81 117.70 14.12 1.96 1.47 1.18 16.08 15.59 15.30
15 C10 93.6 32.76 24.57 19.67 235.87 28.30 3.95 2.95 2.35 32.25 31.25 30.65
16 Warm W1 93.4 32.69 24.52 19.61 235.37 28.24 3.92 2.94 2.34 32.16 31.18 30.58
17 W2 35.0 12.25 9.19 7.35 88.20 10.58 1.47 1.10 0.88 12.05 11.68 11.46
18 W3 140.0 49.00 36.75 29.40 352.80 42.34 5.88 4.41 3.53 48.22 46.75 45.87
19 W4 117.0 40.95 30.71 24.57 294.60 35.38 4.91 3.69 2.95 40.29 39.07 38.33
20 W5 105.0 36.75 27.56 22.05 264.60 31.75 4.41 3.31 2.65 36.16 35.06 34.40
21 W6 11.7 4.09 3.07 2.46 29.48 3.54 0.49 0.37 0.30 4.03 3.91 3.84
22 W7 81.7 28.60 21.45 17.16 205.88 24.71 3.43 2.57 2.06 28.14 27.28 26.77
23 W8 35.0 12.25 9.19 7.35 88.20 10.58 1.47 1.10 0.88 12.05 11.68 11.46
24 W9 70.0 24.50 18.38 14.70 176.40 21.17 2.94 2.21 1.76 24.11 23.38 22.93
25 W10 105.0 36.75 27.56 22.05 264.60 31.75 4.41 3.31 2.65 36.16 35.06 34.40