Table 2 Radiotoxicity and chemical toxicity due to U (here U-238, U-235 and U-234 are isotopes of Uranium) in groundwater (DWI = Daily water intake).

From: Tracing geochemical sources and health risk assessment of uranium in groundwater of arid zone of India

Categories

 DWI

Min

Max

Median

Mean

First Quartile

Third Quartile

IQR

Annual ingestion dose due to uranium intake (µSvy-1)

Infant

Age: 0–6 months

0.7

1.086

173.74

41.263

49.305

21.718

69.496

47.779

Age:7–12 months

0.8

1.241

198.56

47.158

56.349

24.82

79.424

54.604

Children

Age:1–3 years

1.7

0.712

113.88

27.047

32.318

14.235

45.552

31.317

Age:4–8 years

2.4

0.621

99.28

23.579

28.175

12.41

39.712

27.302

Male

Age:9–13 years

2.4

0.745

119.136

28.295

33.809

14.892

47.654

32.762

Age:14–18 years

3.3

1.009

161.403

38.333

45.804

20.175

64.561

44.386

 > 18

3.7

0.219

35.113

8.339

9.965

4.389

14.045

9.656

Female

Age:9–13 years

2.1

0.652

104.244

24.758

29.583

13.031

41.698

28.667

Age:14–18 years

2.3

0.703

112.493

26.717

31.924

14.062

44.997

30.936

Age: > 18

2.7

0.16

25.623

6.085

7.272

3.203

10.249

7.046

Pregnancy

3

0.178

28.47

6.762

8.079

3.559

11.388

7.829

Lactation

3.8

0.225

36.062

8.565

10.234

4.508

14.425

9.917

Analysis of Uranium concentration and asociated toxicity of ground water samples from Jalore, Barmer and Sirohi District

Uranium Conc. (µg L−1 )

 

0.6

260

19

23.12

10

31

21

UraniumActivity (Bq L-1)

 

0.013

6.45

0.48

0.58

0.25

0.78

0.52

Cancer

U-238

9.37 × 10–13

4.84 × 10–12

3.56 × 10–11

4.33 × 10–11

1.87 × 10–11

1.81 × 10–11

3.93 × 10–11

Mortality

U-235

7.75 × 10–13

2.26 × 10–9

1.66 × 10–10

2.09 × 10–10

1.55 × 10–11

4.98 × 10–11

3.41 × 10–11

Risk (Bq-1)

U-234

7.62 × 10–13

3.93 × 10–10

2.89 × 10–11

3.52 × 10–11

1.53 × 10–11

4.72 × 10–11

3.20 × 10–11

Cancer

U-238

9.37 × 10–12

4.84 × 10–9

3.56 × 10–10

4.34 × 10–10

1.87 × 10–10

5.81 × 10–10

3.93 × 10–10

Morbidity

U-235

1.25 × 10–12

6.37 × 10–10

4.69 × 10–11

5.71 × 10–11

2.47 × 10–11

7.65 × 10–11

5.18 × 10–11

Risk (Bq-1)

U-234

1.18 × 10–12

6.12 × 10–10

4.51 × 10–11

5.66 × 10–11

2.37 × 10–11

7.36 × 10–11

4.98 × 10–11

LADD (µg kg−1 d−1)

 

0.011

5.24

0.39

0.47

0.2

0.63

0.42

HQ

 

0.017

8.74

0.64

0.78

0.339

1.05

0.71

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