| # | Plant | Fuel | Country | MW |
|---|---|---|---|---|
| 1 | Manapouri | Hydro | New Zealand | 800 |
| 2 | Ohau A | Hydro | New Zealand | 688 |
| 3 | Stratford power station | Gas | New Zealand | 587 |
| 4 | Benmore | Hydro | New Zealand | 540 |
| 5 | Huntly (steam) | Coal | New Zealand | 500 |
| 6 | Huntly power station | Gas | New Zealand | 454 |
| 7 | Clyde | Hydro | New Zealand | 432 |
| 8 | Huntly (CC) | Gas | New Zealand | 403 |
| 9 | Maraetai | Hydro | New Zealand | 360 |
| 10 | Waikato power station | Gas | New Zealand | 360 |
| 11 | Aviemore | Hydro | New Zealand | 220 |
| 12 | Tekapo | Hydro | New Zealand | 179 |
| 13 | Arapuni | Hydro | New Zealand | 164 |
| 14 | Whirinaki | Oil | New Zealand | 155 |
| 15 | West Wind | Wind | New Zealand | 143 |
| 16 | Nga Awa Purua | Geothermal | New Zealand | 140 |
| 17 | Wairakei | Geothermal | New Zealand | 132 |
| 18 | Ohaaki | Geothermal | New Zealand | 122 |
| 19 | mokai | Geothermal | New Zealand | 113 |
| 20 | Glenbrook power station | Gas | New Zealand | 112 |
| 21 | Ohakuri | Hydro | New Zealand | 106 |
| 22 | Kawerau | Geothermal | New Zealand | 100 |
| 23 | Whakamaru | Hydro | New Zealand | 100 |
| 24 | Junction Road power station | Gas | New Zealand | 100 |
| 25 | McKee power station | Gas | New Zealand | 100 |
| 26 | Karapiro | Hydro | New Zealand | 96 |
| 27 | Te Apiti | Wind | New Zealand | 91 |
| 28 | Waitaki | Hydro | New Zealand | 90 |
| 29 | Waipori | Hydro | New Zealand | 83 |
| 30 | Matahina | Hydro | New Zealand | 80 |
| 31 | Aratiatia | Hydro | New Zealand | 78 |
| 32 | Atiamuri | Hydro | New Zealand | 74 |
| 33 | Whareroa power station | Gas | New Zealand | 70 |
| 34 | Te Uku | Wind | New Zealand | 64 |
| 35 | Huntly (unit 6) | Gas | New Zealand | 60 |
| 36 | Mill Creek | Wind | New Zealand | 60 |
| 37 | Tuai | Hydro | New Zealand | 60 |
| 38 | White Hill | Wind | New Zealand | 58 |
| 39 | Waipapa | Hydro | New Zealand | 54 |
| 40 | Te Rapa | Gas | New Zealand | 44 |
| 41 | Piripaua | Hydro | New Zealand | 42 |
| 42 | Coleridge | Hydro | New Zealand | 39 |
| 43 | Mahinerangi | Wind | New Zealand | 36 |
| 44 | Rotokawa | Geothermal | New Zealand | 35 |
| 45 | Cobb | Hydro | New Zealand | 32 |
| 46 | Patea | Hydro | New Zealand | 32 |
| 47 | Te Huka Binary | Geothermal | New Zealand | 28 |
| 48 | Highbank | Hydro | New Zealand | 26 |
| 49 | Paerau and Patearoa | Hydro | New Zealand | 12 |
| 50 | Hai Nui | Wind | New Zealand | 7 |
Method: ranked from open data — capacity & fuel from WRI Global Power Plant Database (CC BY 4.0); CO₂ measured for US EPA GHGRP / EU ETS records and modelled for Climate TRACE records. Sorted server-side; click any column to re-sort. Company-level data only.
Manapouri (New Zealand) ranks #1 with 800 mw.
This ranking covers 50 power plants in in New Zealand.
1. Manapouri (800); 2. Ohau A (688); 3. Stratford power station (587).
