Data centres / United Kingdom
Cobalt Park, Wallsend (Stargate UK, North East AI Growth Zone)
AnnouncedUnited Kingdom2 of 13 fields known
Wallsend, North Tyneside, United Kingdom.
- Operator
- Nscale
- Owner
- Not stated
- Stage
- Announced (source, 16 September 2025)
Reported plan only: the government says Stargate UK is expected to span several UK sites including Cobalt Park, and gives GPU counts rather than MW. Existing Cobalt Park Data Centres in Wallsend are mentioned separately and were not assessed.
What we checked
- The government release names Cobalt Park near Newcastle as one of two sites in the North East AI Growth Zone, alongside Blyth. (source)
- It says Nscale chips are expected to be rolled out at Cobalt Park with OpenAI as first user, starting around 8,000 GPUs and possibly growing to about 31,000. (source)
What we do not know yet
2 of 13 fields in a complete record are filled. Still missing:
- Owner
- Capacity (MW)
- Power source
- Grid connection
- Cooling
- PUE
- Water use
- Chips
- Connectivity
- Certifications
- Planning reference
Checked on 2 October 2026. Reported and planned figures are shown as such. Not yet reviewed line by line by a second person. If something is wrong or you know more, tell us.