NZ InfraWatch
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Kōwhai Park Solar Farm: Christchurch Airport
Lightsource bp / Contact Energy with Christchurch Airport, private JV · Canterbury
A 150MWac (168MWdc) solar farm across about 230ha on Christchurch Airport land, phase one of the wider Kōwhai Park precinct, connecting to Orion's Canterbury distribution network. Developed by Lightsource bp and Contact Energy with the airport. Around 300,000 panels, expected to generate 275GWh a year. Commissioning began in August 2026 and the Prime Minister opened it on 15 October 2026 as the South Island's largest solar farm. Lightsource bp puts it at a $273 million investment. Christchurch Airport and Synlait take its output under long-term power purchase agreements, Synlait buying 25 percent.
Data current as at 16 Sept 2026, when the pipeline was last checked against its source.
Key facts
- Region
- Canterbury
- Sector
- Energy
- Status
- Complete
- Estimated value
- $273m
- Indicative completion
- 2026
- Funding status
- Fully Funded
- Lead organisation
- Lightsource bp / Contact Energy with Christchurch Airport, private JV
- Election risk
- Safe
Election risk assessment
Commercial renewable investment on airport land, privately financed and already built out. No Crown funding to withdraw.
Government priority alignment
HIGH: Large-scale solar generation supporting the renewable-electricity transition.
Recent changes
- 2026-W38Major New project added: Kōwhai Park Solar Farm: Christchurch Airport (Under Construction, value TBC).
Chronology
- 2021Christchurch Airport announces the Kōwhai Park renewable energy precinct (December)
- 2023Contact Energy and Lightsource bp named as development partners (February)
- 2024Lightsource bp secures a NZ$267m green financing loan from Westpac New Zealand, Mizuho, China Construction Bank and Intesa Sanpaolo, and construction commences (August). The loan is project financing, not a published build cost
- 2025First row of panels installed (August)
- 2026Final panel installed in June, completing the main construction phase. ANZIP lists expected construction completion in 2026 and the project as Under Delivery
- 2026Commissioning begins (August). Officially opened by the Prime Minister on 15 October as the South Island's largest solar farm: 150MWac (168MWdc), 275GWh a year, a $273m investment
Source
ANZIP Infrastructure Pipeline: Kōwhai Park Solar Farm ↗ · Lightsource bp: Kōwhai Park solar ↗ · Contact Energy: Kōwhai Park Solar Farm ↗ · Christchurch Airport: Kōwhai Park overview ↗ · Lightsource bp: South Island's largest solar farm opens (15 Oct 2026) ↗