| # | Plant | Fuel | Country | MW |
|---|---|---|---|---|
| 1 | Mellach power station | Gas | Austria | 1,084 |
| 2 | Voitsberg power station | Coal | Austria | 330 |
| 3 | Zeltweg power station | Coal | Austria | 137 |
| 4 | Gratkorn Mill power station | Gas | Austria | 70 |
| 5 | Hieflau | Hydro | Austria | 63 |
| 6 | Bruk Mill power station | Biomass | Austria | 50 |
| 7 | Arnstein | Hydro | Austria | 30 |
| 8 | Krippau | Hydro | Austria | 30 |
| 9 | Altenmarkt | Hydro | Austria | 26 |
| 10 | Landl | Hydro | Austria | 25 |
| 11 | Fisching | Hydro | Austria | 22 |
| 12 | Pernegg | Hydro | Austria | 22 |
| 13 | Lebring | Hydro | Austria | 20 |
| 14 | Laufnitzdorf | Hydro | Austria | 18 |
| 15 | Dionysen | Hydro | Austria | 16 |
| 16 | Mellach run power plant | Hydro | Austria | 16 |
| 17 | Gabersdorf | Hydro | Austria | 14 |
| 18 | Rabenstein | Hydro | Austria | 14 |
| 19 | Obervogau | Hydro | Austria | 13 |
| 20 | Peggau | Hydro | Austria | 13 |
| 21 | Friesach | Hydro | Austria | 12 |
| 22 | Gratkorn | Hydro | Austria | 11 |
| 23 | Leoben | Hydro | Austria | 10 |
| 24 | St. Martin | Hydro | Austria | 10 |
| 25 | Triebenbach | Hydro | Austria | 10 |
| 26 | St. Georgen | Hydro | Austria | 6 |
| 27 | Nussdorf near Vienna | Hydro | Austria | 5 |
| 28 | Erzbach | Hydro | Austria | 1 |
| 29 | Hieflau-Erzbach | Hydro | Austria | 1 |
| 30 | Retznei | Hydro | Austria | 1 |
| 31 | Weissenegg | Hydro | Austria | 1 |
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.
Mellach power station (Austria) ranks #1 with 1,084 mw.
This ranking covers 31 power plants in in Styria, Austria.
1. Mellach power station (1,084); 2. Voitsberg power station (330); 3. Zeltweg power station (137).
