Data about radiological gamma background in the points from the National Automatic Monitoring System for Gamma Background Average daily mean values for dose variation in nGy/h within the period from March 10 (11:00 am) to March 11 (11:00 am)
Point
Middle Value
Vidin
70
Valchedram
66
Hairedin
77
Montana
72
Oriahovo
65
Kneja
76
Veliko Tarnovo
75
Petrohan
82
Pleven
68
Russe
79
Samuil
73
Kaliakra
69
Emine
83
Varna
71
Elhovo
80
Rozhen peak
90
Plovdiv
100
Viden peak
92
Botev peak
111
Sofia
94
CONCLUSION
Radiological gamma background data from the National Automatic Monitoring System for Gamma Background shows values typical for the respective regions and meteorological conditions.