How clean is the grid behind Swiss Fort Knox?

Swiss Fort Knox runs on Switzerland's grid, which was 39 gCO₂/kWh and 98% clean in 2025 (Ember).

Where is Swiss Fort Knox located?

Swiss Fort Knox is in Bern/Berne, Switzerland.

Mapped (unverified)

Swiss Fort Knox

Bern/Berne, Switzerland

Swiss Fort Knox is a mapped data center in Bern/Berne, Switzerland. It runs on Switzerland's grid, which was 2% fossil-fuelled at 39 gCO₂e/kWh in 2025 (Ember).

Reporting by Eric Keller · Updated Jun 12, 2026

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Real parent

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Operator

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Grid carbon

39 gCO₂/kWh

Clean electricity

98%

Region

Bern/Berne

Attribution & capacity confidence:mediumprimary source

Status · click to filter

Most sites are mapped — located but awaiting a second source. How we verify

Dot size = disclosed capacity (MW). Smallest = undisclosed, not small.

Overview

source: link

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The grid behind this site

source: Ember · Eurostat

Grid carbon intensity

39 gCO₂/kWh

Clean electricity

98%

Fossil electricity

National grid context, not this facility's own metering. Full country picture: Switzerland data centers.

In the news

source: Google News (local + English)

Die Nummernkonten unserer Zeit
Tages-Anzeiger· Aug 8, 2017
Datenschutz: Der geheime Schweizer Bunker
SZ.de· Jul 29, 2016
Das Daten-Fort-Knox am Rhein
Tages-Anzeiger· Apr 30, 2016
Daten-Alpenfestung wechselt Namen
Computerworld.ch· Jul 2, 2010
Active mine in the Italian Alps becomes a €50 million underground data center, betting on servers alongside apples, wine, and cheese.
CPG Click Petróleo e Gás· May 17, 2026
Construction completed on underground data center in the Dolomites, Italy
Data Center Dynamics· Apr 10, 2026