✨ Gas Transmission Statistics
NGC HOLDINGS LIMITED
GAS TRANSMISSION ACTIVITIES
ENERGY DELIVERY EFFICIENCY PERFORMANCE MEASURES AND STATISTICS
FOR THE YEAR ENDED 30 JUNE 2009
5. STATISTICS
| System | 2009 | 2008 | ||||
|---|---|---|---|---|---|---|
| Length (km) | Max. Monthly | Total Gas Conveyed | Length (km) | Max. Monthly | Total Gas Conveyed | |
| Quantity Entering | Quantity Entering | |||||
| the System | Gas Conveyed Other | the System | Gas Conveyed Other | |||
| (GJ/month) | than for Vector | (GJ/month) | than for Vector | |||
| (GJ p.a.) | (GJ p.a.) | |||||
| North & Central | 827.0 | 6,051,861 | 48,979,438 | 827.0 | 6,310,963 | 64,426,662 |
| Bay of Plenty | 612.2 | 889,989 | 8,941,627 | 612.2 | 968,670 | 9,736,411 |
| Frankley Rd – Kapuni^6 | 82.9 | 2,602,208 | 23,483,527 | 82.9 | 2,246,725 | 20,580,125 |
| South | 696.5 | 1,215,948 | 10,643,670 | 696.5 | 1,150,918 | 10,505,779 |
| Total | 2,218.6 | 10,760,006 | 92,048,260 | 2,218.6 | 10,677,276 | 105,248,977 |
| System | 2007 | 2006 | ||||
|---|---|---|---|---|---|---|
| Length (km) | Max. Monthly | Total Gas Conveyed | Length (km) | Max. Monthly | Total Gas Conveyed | |
| Quantity Entering | Quantity Entering | |||||
| the System | Gas Conveyed Other | the System | Gas Conveyed Other | |||
| (GJ/month) | than for Vector | (GJ/month) | than for Vector | |||
| (GJ p.a.) | (GJ p.a.) | |||||
| North & Central | 827.0 | 6,043,308 | 56,198,219 | 827.0 | 5,728,319 | 60,584,831 |
| Bay of Plenty | 612.2 | 1,072,961 | 10,215,074 | 612.2 | 1,134,147 | 11,412,230 |
| Frankley Rd – Kapuni^6 | 82.9 | 1,895,649 | 15,466,920 | 82.9 | 2,290,168 | 22,438,808 |
| South | 696.5 | 1,242,523 | 10,799,716 | 696.5 | 1,289,209 | 10,910,375 |
| Total | 2,218.6 | 10,254,441 | 92,679,929 | 2,218.6 | 10,441,843 | 105,346,244 |
| 2009 | 2008 | 2007 | 2006 | |
|---|---|---|---|---|
| Number of Transmission Customers | 14 | 14 | 16 | 16 |
| Number of unplanned interruptions in transmission systems | 2009 | 2008 | 2007 | 2006 | ||||
|---|---|---|---|---|---|---|---|---|
| No. | Hrs | No. | Hrs | No. | Hrs | No. | Hrs | |
| 1 | 9.5 | |||||||
| 2 | 9.0 | 2 | 0.7 | |||||
| 3 | 12.0 | |||||||
| Total Interruptions | 3 | 30.5 | 2 | 1.7 |
^6 An error was identified in the 2008 and 2007 years “Total Gas Conveyed” quantities previously disclosed for the Frankley Rd – Kapuni system. Re-stated quantities have been disclosed for the 2008 and 2007 years.
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Gas Transmission Activities Energy Delivery Efficiency Performance Measures and Statistics for the Year Ended 30 June 2009
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🌾 Primary Industries & ResourcesGas Transmission, Energy Delivery, Efficiency Measures, Load Factor, Unaccounted-For Gas, NGC Holdings Limited
NZ Gazette 2009, No 173