SemperPower / Corre Energy battery
Announced, 320 MW · 640 MWh, in Zuidwending, owned by SemperPower (now Return) and Corre Energy. Every fact below is as a published source states it, with the address beside it; a field not shown is one no source gave, and nothing is guessed.
The battery
| Power | 320 MW |
| Capacity | 640 MWh |
| Duration | 2.0 hours |
| Status | Announced, as of 20 October 2026 |
| Municipality | Zuidwending, Veendam, Groningen |
| Placed on the map | at Veendam, the place its source names, in Zuidwending (GeoNames) |
| How sure | Possible: a single or old source, not confirmed since |
Who is behind it
| Owner | SemperPower (now Return) and Corre Energy |
Not published anywhere we have found: traded by, built by.
What the sources say
Site is Corre Energy's Zuidwending CAES site (NS Energy, 8 July 2024). Veendam as municipality is my placement of Zuidwending. FID was targeted for late 2025 and COD 2026; nothing since. Not on Return's locations page (read 20 October 2026). Possible.
Evidence and sources
- source: energy-storage.news/tag/netherlands/page/6
- source: pv-magazine.com/2024/07/08/320mw-640mwh-battery-to-complement-c…
- source: nsenergybusiness.com/news/corre-and-semperpower-to-build-e300m-batte…
From the owners’, developers’ and builders’ own releases, grid operators’ and permit notices and the trade press, read by Vitreous. No Dutch body publishes a meter, an instruction or a payment for a named battery, so this page carries none. List id NL-B44.