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DataCentersExposed
Mapped (unverified)

RZO - Rechenzentrum Ostschweiz

Gais, Appenzell Ausserrhoden, Switzerland

Source: OpenStreetMap

RZO - Rechenzentrum Ostschweiz is a mapped data center in Appenzell Ausserrhoden, Switzerland. DataCentersExposed has documented a 10,306 sq ft footprint at this site. It runs on Switzerland's grid, which was 2% fossil-fuelled at 39 gCO₂e/kWh in 2025 (Ember).

Reporting by · Updated Jun 14, 2026

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Real parent
—
Operator
—
Footprint
10,306 sq ft
Grid carbon
39 gCO₂/kWh
Clean electricity
98%
Region
Appenzell Ausserrhoden
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

data center

The grid behind this site

source: Ember · Eurostat
Grid carbon intensity
39 gCO₂/kWh
Clean electricity
98%
Fossil electricity
2%

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

In the news

source: Google News (local + English)

Methodology & sources

Every row carries a confidence level (high / medium / low) and a source URL. Spot an error? Tell us.