| Industry | Energy |
|---|---|
| Predecessor | Taranaki Energy Limited |
| Founded | 1999 |
| Headquarters |
New Plymouth, New Zealand
|
| Services | Electricity distribution Natural gas distribution |
Number of employees | 520 full-time equivalent |
| Website | www.powerco.co.nz |
Powerco is the largest dual-energy distribution company in New Zealand by length, and is one of only two dual-energy (electricity and gas) distributors in the country.
Its networks are located in the North Island of New Zealand.
Powerco is owned by Australian companies Queensland Investment Corporation and AMP Limited.[1]
Powerco is a dual-energy distributor. Its role is to bring the gas and electricity delivered by the transmission networks Transpower (for electricity) and Firstgas (for gas) from the gas fields and power stations where it's generated, through its distribution networks, to customers.
Powerco owns and operates 28,935 km of electricity lines and cables, and 6,227 km of gas pipes. Over 900,000 customers are connected to its networks across 345,000 individual electricity connections and 112,000 individual gas connections.
Its electricity network covers:
Its gas network covers:
| Parameter | Value | |||
|---|---|---|---|---|
| Total network | Eastern network (Tauranga, Coromandel and South Waikato) |
Western network (Taranaki, Whanganui, Manawatu and Wairarapa) | ||
| Total circuit length | 28,935 km | 10,993 km | 17,942 km | |
| 50kV and 66kV | 169 km | 169 km | – | |
| 33 kV | 1,612 km | 532 km | 1,080 km | |
| 22 kV | 122 km | – | 122 km | |
| 6.6kV to 11kV | 16,781 km | 6,051 km | 10,730 km | |
| Single wire earth return (SWER) | 92 km | 69 km | 23 km | |
| Low voltage (<1kV) | 10,159 km | 4,172 km | 5,986 km | |
| Street lighting | 3,067 km | 1,689 km | 1,378 km | |
| Customer connections | 345,000 | |||
| System maximum demand | 986 MW | 526 MW | 464 MW | |
| System electricity delivered | 4,994 GWh | 2,734 GWh | 2,260 GWh | |
| Parameter | Value | |
|---|---|---|
| Total network | ||
| Total pipeline length | 6,227 km | |
| Intermediate pressure (700–2000 kPa) | 274 km | |
| Medium pressure (7–700 kPa) | 5,940 km | |
| Low pressure (<7 kPa) | 14 km | |
| Customer connections | 113,478 | |
| System maximum demand | 23,554 GJ per day | |
| System gas delivered | 8,625 TJ | |
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Electricity companies in New Zealand
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| Generation |
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| Transmission |
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| Distribution |
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| Retail |
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| Regulation and operation |
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