146 / 536
2010
2011
2012
2013
2014
2015
BNI
Level 0
790
848
920
905
872
848
Level 1
94
89
110
103
99
89
Level 2
2
1
2
2
0
1
Level 3 et +
0
0
0
0
0
0
TOTAL BNI
886
938
1,032
1,010
971
938
NPX
(medical and
industry)
Level 0
121
81
118
130
157
126
Level 1
37
15
33
22
34
25
Level 2
1
1
1
2
4
2
Level 3 et +
0
0
0
0
0
0
TOTAL NPX
159
97
152
154
195
153
RMT
Level 0
53
25
52
50
60
56
Level 1
9
2
6
1
3
9
Level 2
0
0
1
0
0
1
Level 3 et +
0
0
0
0
0
0
TOTAL RMT
62
27
59
51
63
66
TOTAL
1,107
1,062
1,243
1,215
1,229
1,157
TABLE 6:
Rating of significant events on the INES scale between 2010 and 2015
GRAPH 7:
Significant environment-related events in BNIs notified
in 2015
Total 124
39
30
25
5
4
3
Confirmation that a discharge or concentration limit has been exceeded
Bypassing of normal discharge channels, with a significant radioactive
impact
Non-compliance with the site or facility waste study
Non-compliance with an operational requirement which could lead
to a significant impact
Other significant events which could affect the environment
Bypassing of normal discharge channels, with a significant
chemical impact
Discovery of a site significantly polluted by chemical or radioactive
materials
4
14
Non-compliance with the Order of 31st December 1999
GRAPH 8:
Events involving radiation protection in BNIs
notified in 2015
Total 136
57
42
13
13
4
3 2
1 1
One quarter of the annual dose limit exceeded or event
capable of leading to such a situation
Radiological monitoring device inspection interval exceeded
Uncompensated failure of radiological monitoring systems
Operation with a radiological risk performed without analysis or
ignoring the findings of the analysis
Annual dose limit exceeded or event capable of leading
to such a situation
Abnormal situation affecting a source with activity higher
than the exemption threshold
Any significant deviation concerning radiological cleanness
Signage anomaly or failure to comply with zone access conditions
Other significant event which could affect radiation protection
146
CHAPTER 04:
REGULATION OF NUCLEAR ACTIVITIES AND EXPOSURE TO IONISING RADIATION
ASN report on the state of nuclear safety and radiation protection in France in 2015