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Table 2

Radiological hazard indices of sediment sample

 Dose D (nGy h−1)AEED (μSv y−1)
Raq (Bq kg−1)Hazard index
AUI(I)ELCRAGDE
outdoorindoorHexHin
Mean 95.0 116.5 466.1 213.4 0.58 0.78 1.74 0.41 654.8 
Minimum 30.8 37.7 150.9 65.9 0.18 0.28 0.49 0.13 213.1 
Maximum 319.7 392.1 1,568.4 733.1 1.98 2.54 6.24 1.37 2,195.5 
Median 76.3 93.7 374.6 169.1 0.46 0.63 1.33 0.33 527.9 
St. Dev 77.2 94.8 379.1 177.6 0.48 0.60 1.51 0.33 531.6 
 Dose D (nGy h−1)AEED (μSv y−1)
Raq (Bq kg−1)Hazard index
AUI(I)ELCRAGDE
outdoorindoorHexHin
Mean 95.0 116.5 466.1 213.4 0.58 0.78 1.74 0.41 654.8 
Minimum 30.8 37.7 150.9 65.9 0.18 0.28 0.49 0.13 213.1 
Maximum 319.7 392.1 1,568.4 733.1 1.98 2.54 6.24 1.37 2,195.5 
Median 76.3 93.7 374.6 169.1 0.46 0.63 1.33 0.33 527.9 
St. Dev 77.2 94.8 379.1 177.6 0.48 0.60 1.51 0.33 531.6 

AEED, Annual effective equivalent dose; Raq, Radium equivalent activity; Hex, External hazard indices; Hin, Internal hazard indices; AUI(I), Activity utilization index; ELCR, Excess life time cancer risk; AGDE, Annual gonadal dose equivalent.

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