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DataCentersExposed
Mapped (unverified)

Johannes Gutenberg-Universität Mainz

Mainz, Rheinland-Pfalz, Germany

Source: OpenStreetMap

Johannes Gutenberg-Universität Mainz is a mapped data center in Rheinland-Pfalz, Germany. DataCentersExposed has documented a 17,224 sq ft footprint at this site. It runs on Germany's grid, which was 41% fossil-fuelled at 330 gCO₂e/kWh in 2025 (Ember).

Reporting by · Updated Jun 14, 2026

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Real parent
—
Operator
—
Est. capacity
~5-10 MW
Footprint
17,224 sq ft
Grid carbon
330 gCO₂/kWh
Clean electricity
59%
DC power price
21.56¢/kWh
Region
Rheinland-Pfalz
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

Rechenzentrum

The grid behind this site

source: Ember · Eurostat
Grid carbon intensity
330 gCO₂/kWh
Clean electricity
59%
Fossil electricity
41%
Data-center power price
21.56¢/kWh

A large data center in Germany pays 21.56¢/kWh for electricity — a household pays 39.43¢, 45% more than the data center (Eurostat).

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