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 September 01 (11:00 am) to September 02 (11:00 am)
Point
Middle Value
Vidin
90
Valchedram
69
Hairedin
88
Montana
82
Oriahovo
67
Kneja
87
Vratzsa
100
Veliko Tarnovo
85
Petrohan
87
Pleven
71
Silistra
66
Ruse
82
Tervel
67
Samuil
75
Kaliakra
75
Oresh
89
Ahtopol
91
Varna
86
Elhovo
94
Rojen peak
131
Plovdiv
121
Viden peak
78
Sofia
110
CONCLUSION
Radiological gamma background data from the National Automatic Monitoring System for Gamma Background shows values typical for the respective regions and meteorological conditions.