2021 production figures
As at the end of 2021 there were 15 operating coal mines in New Zealand.
| Coalfield | Mine | Operator | Rank | Type | Production 2021 (tonnes) |
|---|---|---|---|---|---|
| Waikato | |||||
| Maramarua | Kopuku | BT Mining | SB | Opencast | 278,631 |
| Rotowaro | Awaroa | BT Mining | SB | Opencast | 462,289 |
| West Coast | |||||
| Buller | Stockton | BT Mining | B | Opencast | 984,951 |
| Buller | Escarpment$ | Buller Coal | B | Opencast | 1,264 |
| Reefton | Reefton Operations | Moore Mining | SB | Opencast | 43,684 |
| Reefton | Boatmans* | Boatmans Coal | SB | Opencast | |
| Garvey Creek | Echo | Francis Mining | B | Opencast | 68,767 |
| Inangahua | Giles Creek | Birchfield Coal | SB | Opencast | 204,700 |
| Inangahua | Berlins Creek | Heaphy Mining | SB | Opencast | 6,520 |
| Inangahua | New Creek | New Creek Mining | SB | Opencast | 12,919 |
| Greymouth | Strongman | Birchfield Coal | B | Opencast | 55,658 |
| Greymouth | Rajah | Roa Mining | B | Opencast | 149,359 |
| Charleston | Charleston | Charleston Coal | SB | Opencast | 104 |
| Canterbury | |||||
| Canterbury | Malvern Hills | Bathurst Coal | SB | Opencast | 50,278 |
| Otago | |||||
| Kaitangata | Castle Hill* | Kai Point Coal | SB | Opencast | |
| Southland | |||||
| Ohai | Takitimu# | Bathurst Coal | SB | Opencast | 214,695 |
| Ohai | Wairakei | New Vale & Ohai Coal | SB | Opencast | 23,546 |
| Waimumu | New Vale* | New Vale & Ohai Coal | L | Opencast | |
| Ashers | Waituna* | Sinclair Contracting | L | Opencast | |
$ Production obtained from stockpiles or from former stockpiles as part of rehabilitation
# Mixture of Crown owned and private coal. Only Crown owned coal production presented
SB – Sub Bituminous
B – Bituminous
L – Lignite
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