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KEPCO delivers promise for brighter future and cleaner environment

Environment Management Performance Indicators
Indicators Environmental performance indicator Unit ’08 ’09 ’10 ’11 ’12
Environmental
Management
Indicator
ISO14001 certificate ratio  
%
100
100
100
100
100
Environmental activity execution ratio  
%
87.9
87.9
87.9
87.9
87.9
Green procurement ratio  
%
50.1
90.7
97.9
98.8
97.8
Environmental
Risk
Indicator
Water consumption (basic unit)
Ton/GWh 
46.1
7.54
7.65
6.35
3.67
Energy consumption (basic unit) 
TOE/GWh 
3.6
0.204
0.53
0.6
0.06
Waste recycle ratio  
%
94
100
100
100
100
Green R&D investment ratio  
%
0.09
0.11
0.24
0.2
1.1
Environmental
Partnership
Indicator
Transmission line undergrounding ratio  
%
97.5
97.8
97.9
97.5
97.9
Distribution line undergrounding ratio 
%
52
52.9
54.7
55.7
56.7
Indoor substation ratio 
%
52.7
53.3
61.7
63.2
63.2
Environmental protection activity hour  
H/PAX 
0.99
0.79
0.79
1.42
1.94
Climate Change 
Carbon emissions rights secured (aggregate)  
CO₂-thousand ton  
392
447
528.2
940
990
New/renewable equipment supply volume (aggregate) 
kW
294
1,145
1,145
1,145
1,205
SF6 emissions 
CO₂- thousand ton 
2,195
1,841
2,037
924
1,162
Transmission/distribution loss ratio  
%
4.01
4.07
3.99
3.83
3.77