Investing in your community's electricity network
The AMP plots the work we've planned for the next decade to ensure we can continue to deliver safe, secure and reliable electricity to your community now, and to allow for future growth.
Click here for Powerco’s 2026 Electricity Asset Management Plan.
You’ll see it’s a sizable document, comprising 386 pages. So that you can find what work and investment is happening your community more easily, please refer to the corresponding page numbers below for your area.
Coromandel
The Coromandel area covers the Coromandel Peninsula and a northern section of the Hauraki Plains. The main towns in the area are Thames, Coromandel, Whitianga, Tairua, and Ngātea. Major and minor project spend related to growth and security of supply to 2036 is $58 million. This includes a new substation at Mangatarata and a new switchroom at the Whitianga substation.
Waikino
The Waikino area includes the holiday town of Whangamatā, as well as Paeroa, Waihi and surrounding areas. Major and minor project investment related to security of supply to 2036 is forecast to be $28 million. This includes a transformer upgrade and switchroom rebuild at Whangamatā.
Tauranga
Growing quickly, Tauranga has high demand for electricity and plenty of development work planned. Major and minor project spend related to growth and security to 2036 is $170 million. Learn about our western Bay of Plenty development plan.
Mt Maunganui
Mt Maunganui has high electricity demand, driven by population growth, residential development and industry. Major and minor project investment related to growth and security in this region through to 2036 is $125 million. Learn about our western Bay of Plenty development plan.
Eastern and Southern Waikato
During the past few years, we’ve completed several projects to improve network security to meet the forecast growth in demand for electricity. The largest of these projects was constructing the new South Waikato national grid connection. Upcoming projects include upgrading the Waihou-Waitoa-Farmer Rd electricity corridor to increase network security.
Kinleith
The Kinleith area includes Tokoroa and the pulp and paper mill at Kinleith. Major and minor project investment related to growth and security in this region totals $1m through to 2036.
North and Central Taranaki
Work in North and Central Taranaki includes the Motukawa substation conversion project and a 900kW battery energy storage system (BESS) at the Oakura substation. Both projects improve the reliability of the electricity supply for customers in and around the area.
Coastal and South Taranaki
The area of 'Egmont' covers the former Egmont Electric Power Board area, from north of Pungarehu to Pātea, including Hāwera. Investment through to 2036 includes improving the security of supply for customers in Manaia.
Whanganui
Major and minor project spend to enable growth and increase security to the Whanganui area to 2036 is $28 million. This includes a project to underground power lines between Taupō Quay and Beach Rd substations.
Rangitīkei
Historically a low-growth area, Rangitīkei has recently experienced an increase in industrial load growth from customers. With decarbonisation increasing, there has also been an increase in demand for EV charging at the public charging stations in Bulls, Taihape, and Waiouru township. Major and minor project spend on growth and security to 2036 is $6 million and includes a project to install a second transformer at Taihape.
Manawatū
Refer page 281
The city of Palmerston North is the main centre for the Manawatū area which also includes Feilding and smaller inland and coastal settlements and surrounding rural areas. Total major and minor project spend related to growth and security to 2036 is $68 million. This includes a 2.7km underground circuit being installed between Palmerston North Hospital and the Main St substation, improving supply security for this critical health facility.
Tararua
Refer page 291
The Tararua area covers the southern part of the Tararua district, which is in the upper Wairarapa region. Major and minor project investment related to growth and security to 2036 is $2 million.
Wairarapa
To cater for growth and security for residential, industrial and agriculture customers in Wairarapa we’re investing $20 million through to 2036.