New Zealand Gazette – 2002 – No. 170

Page 4259

✨ Gas Distribution Performance Statistics

27 NOVEMBER

NEW ZEALAND GAZETTE

4259

NGC ONLY	2002	2001	2000	1999	1998
3. Energy Delivery Efficiency Performance Measures
Load Factor	84.83%	69.22%	85.33%	83.66%	78.12%
Unaccounted for Gas Ratio	0.31% Loss	0.31% Loss	0.31% Loss	0.01% gain	0.38% loss
4. Statistics
System Length (km)	2,639	2,533	2,479	2,267	2,428
Maximum Monthly Amount of Gas Entering System (GJ)	1,005,560	1,223,573	856,362	812,703	908,776
Total Annual Amount of Gas Conveyed through System (GJ)	10,235,729	10,163,878	8,769,123	8,192,334	8,518,965
Total Annual Amount of Gas Conveyed through System for persons not in a prescribed business relationship (GJ)	1,218,363	173,197	805,395	75,120	2,788,000
Total Number of Customers	52,318	50,452	48,270	47,727	45,834
5. Reliability Performance Measures
Unplanned Transmission System Interruptions (hours)	n.a	n.a	n.a	n.a.	n.a.
Unplanned Distribution System Interruptions not related to Transmission System Interruptions (hours/customer)	.00245	.0086	.4564	.00103	0.0211
Interruptions attributable to third party interference	.00109	.0084	.01679	.000356	0.0087
Unplanned Distribution System Interruptions related to Transmission System Interruptions (hours/customer)	0	0	.7513	0	0

AGL NZE ONLY	2001	2000	1999
3. Energy Delivery Efficiency Performance Measures
Load Factor	64.98	65.23%	79.39%
Unaccounted for Gas Ratio	2.8% gain	0.5% loss	0.5% loss
4. Statistics
System Length (km)	1,162	1,030	954
Maximum Monthly Amount of Gas Entering System (GJ)	239,608	240,099	214,139
Total Annual Amount of Gas Conveyed through System (GJ)	1,868,405	1,879,423	510,044