Mapped (unverified)colocation
C21
Milan, Lombardia, Italy
Source: Primary source
C21 is a mapped data center in Lombardia, Italy. It runs on Italy's grid, which was 51% fossil-fuelled at 285 gCO₂e/kWh in 2025 (Ember).
Reporting by Eric Keller · Updated Jun 17, 2026
Real parent
—
Operator
—
Grid carbon
285 gCO₂/kWh
Clean electricity
49%
DC power price
18.69¢/kWh
Region
Lombardia
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: linkCDLAN SpA — colocation facility (33 networks present). Source: PeeringDB.
The grid behind this site
source: Ember · EurostatGrid carbon intensity
285 gCO₂/kWh
Clean electricity
49%
Fossil electricity
51%
Data-center power price
18.69¢/kWh
A large data center in Italy pays 18.69¢/kWh for electricity — a household pays 31.11¢, 40% more than the data center (Eurostat).
National grid context, not this facility's own metering. Full country picture: Italy data centers.
In the news
source: Google News (local + English)- Data center, le centrali minacciano il Parco agricolo Sud MilanoIl Fatto Quotidiano· Jun 14, 2026
- Milano ha la sua Silicon Valley: la mappa dei nuovi mega data center. Gli affari (da 25 miliardi) che si 'mangiano' l'hinterlandMilanoToday· Jun 13, 2026
- Parco Sud Milano, allarme data center: “In campo per difendere il suolo e sostenere le aziende agricole”Il Giorno· Jun 13, 2026
- Infrastruttura fisica dei data center e AI, la densità cambia le regole del giocoElettricoMagazine· Jun 12, 2026
- Data center, Milano detta legge. Ecco le norme che tutelano chi investeMilano Finanza· Jun 11, 2026
- I data center in Lombardia che rivoluzionano la pianura: «I cinque in costruzione a sud di Milano consumeranno come l'intera Bologna»Corriere della Sera· Jun 11, 2026
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