Table 1 Summary parameters for AEDR and AEDT for different locations.

From: Features, reasons, and significance of radon and thoron attributable radiological dose in the indoor environment

Region

AEDR range (AM ± SD)

(mSv/y)

AEDT range (AM ± SD)

(mSv/y)

References

Studies in Uttarakhand

Almora

0.4–3.5 (1.7 ± 0.6)

BDL-1.1 (0.5 ± 0.3)

5

Bageshwar

0.6–2.8 (1.5 ± 0.4)

0.2–1.6 (0.6 ± 0.3)

Present study

Budhakedar (Tehri)

0.16–2.72 (1.14)

0.18–2.49 (1.05)

55

Dehradun (MBT)

1.6-3.0 (2.2 ± 0.3)

0.42–1.09 (0.6 ± 0.1)

3

Nainital

0.6–2.7 (1.4 ± 0.4)

BDL-1.1 (0.3 ± 0.3)

56

Pithoragarh

0.1–2.7 (1.3 ± 0.5)

0.2–1.2 (0.6 ± 0.2)

57

Rudraprayag

0.5–3.1 (1.2 ± 0.5)

0.2–1.3 (0.5 ± 0.3)

22

Uttarkashi

0.5–3.1 (1.2 ± 0.5)

0.2–1.3 (0.5 ± 0.3)

2

Yamuna and Tons valleys

0.1–2.4 (1.2 ± 0.6)

0.2–1.5 (0.6 ± 0.4)

58

Worldwide average

1.26

0.07

53

Studies in other part of India

Dwarka, Delhi

0.1–0.7 (0.4)

0.1–0.6 (0.3)

24

Aligarh

0.2–0.6 (0.4)

0.1–0.4 (0.2)

24

Jammu

0.4–1.4 (0.9 ± 0.2)

0.1–0.6 (0.3 ± 0.1)

7

Udhampur (J&K)

0.3–2.4 (1.1 ± 0.4)

0.1–1.5 (0.5 ± 0.2)

59

Srinagar (J&K)

0.9–2.2 (0.6 ± 0.1)

0.1–0.2 (0.2 ± 0.1)

8

Shivalik Hills (J&K)

0.3–1.5 (0.9 ± 0.3)

0.1–0.5 (0.3 ± 0.1)

7

Kabini River Basin (Karnataka)

0.3–3.1(1.1)

0.3–3.7 (0.7)

60

Coastal region (Kerala)

1.2–3.8 (2.6 ± 0.8)

0.8–7.8 (4.8 ± 1.1)

26

HBRA, Odisha

0.1–2.7 (0.9 ± 0.7)

0.4–11.3 (2.4 ± 1.7)

61

Worldwide Studies

Fukushima (Japan)

1.9

0.6

62

Lolodorf (Cameroon)

1.5 ± 0.2

2.7 ± 0.2

63

Yangdong and Yangxi (China)

3.1 ± 2.0

2.2 ± 2.5

64

Hengyang City (China)

0.9

0.2

65

SE Hungary

4.9

2.1

66

Mrima hill (Kenya)

0.7

13.7

67

North East Iran

0.4–5.5 (2.2)

BDL-21.2 (8.2)

68