PURSUANT TO REGULATION 22 OF THE ELECTRICITY (INFORMATION DISCLOSURE) REGULATIONS 1999 AS AMENDED BY THE ELECTRICITY (INFORMATION DISCLOSURE) AMENDMENT REGULATIONS 2000
Reliability Statistics For Years Ending 31 March 1998, 1999, 2000 and 2001
Class
A
B
C
D
E
F
G
TOTAL
1997/98
0
153
289
0
0
0
0
442
1998/99
1
184
291
4
0
0
0
480
1999/00
1
87
236
2
0
0
0
326
2000/01
2
107
216
3
0
0
0
328
Predicted 2001/2002
82
211
5-Year Average Target
73
186
SAIDI
A
B
C
D
E
F
G
TOTAL
1997/98
0
157.4
295.6
0
0
0
0
453.0
1998/99
64.8
119.8
220.8
88.1
0
0
0
493.5
1999/00
19.2
143.6
177.2
19.6
0
0
0
359.6
2000/01
125.9
64.0
133.4
8.9
0
0
0
332.2
Predicted 2001/2002
102.0
170.0
5-Year Average Target
88.8
146.9
SAIFI
A
B
C
D
E
F
G
TOTAL
1997/98
0
1.16
2.20
0
0
0
0
3.36
1998/99
0.22
0.87
1.58
0.86
0
0
0
3.53
1999/00
0.21
0.65
1.97
0.84
0
0
0
3.67
2000/01
0.43
0.48
1.95
0.26
0
0
0
3.12
Predicted 2001/2002
0.60
1.90
5-Year Average Target
0.60
1.65
CAIDI
A
B
C
D
E
F
G
TOTAL
1997/98
34.4
0
135.7
134.4
0
0
0
134.8
1998/99
294.5
137.7
139.7
102.4
0
0
0
139.8
1999/00
91.3
221.0
89.9
23.4
0
0
0
98.0
2000/01
292.7
133.4
68.4
34.4
0
0
0
106.5
Predicted 2001/2002
170.0
89.5
5-Year Average Target
148.0
89.0
Faults by Voltage
66kV
33kV
11kV
Total
1997/98
OH per 100km
0
2.00
13.00
10.21
1998/99
0
3.00
15.00
13.19
1999/00
0
2.00
7.00
6.22
2000/01
0
2.27
6.58
5.85
66kV
33kV
11kV
Total
1997/98
UG per 100km
0
0
0
0
1998/99
0
0
0
0
1999/00
0
0
0
0
2000/01
0
0
0
0
Total per 100km
66kV
33kV
11kV
Total
1997/98
0
2.00
12.98
10.24
1998/99
0
3.00
14.98
13.16
1999/00
0
2.00
6.98
6.21
2000/01
0
2.27
6.57
5.84
Predicted 2001/2002
0
2.10
6.30
5.50
5-Year Average Target
0
1.90
5.50
4.91
Class C Interruptions Not Restored in | 3 hours | 12.5% |
Class C Interruptions Not Restored in | 24 hours | 0 |
NZ Gazette 2001, No 96
