Mapped (unverified)
Datacenter de Mambucaba
Rio de Janeiro, Brazil
Source: OpenStreetMap
Datacenter de Mambucaba is a mapped data center in Rio de Janeiro, Brazil, operated by Eletronuclear. DataCentersExposed has documented a 10,177 sq ft footprint at this site. It runs on Brazil's grid, which was 11% fossil-fuelled at 110 gCO₂e/kWh in 2025 (Ember).
Reporting by Eric Keller · Updated Jun 14, 2026
Real parent
Eletronuclear
Operator
Eletronuclear
Footprint
10,177 sq ft
Grid carbon
110 gCO₂/kWh
Clean electricity
89%
Region
Rio de Janeiro
Overview
source: linkDatacenter de Mambucaba is a mapped data center in Brazil, operated by Eletronuclear. Available records describe it as an Eletronuclear data center, with a reported footprint of 10,177 square feet. No parent company above Eletronuclear is identified in available records.
Operator chain
- Ultimate parentEletronuclear
- Files asEletronuclear
- This facilityDatacenter de Mambucaba
The grid behind this site
source: Ember · EurostatGrid carbon intensity
110 gCO₂/kWh
Clean electricity
89%
Fossil electricity
11%
National grid context, not this facility's own metering. Full country picture: Brazil data centers.
In the news
source: Google News (local + English)- Investimento em ‘data center’ no país deve passar de R$ 60 bi até 2029; veja o Radar Energia XP | NovembroXP Investimentos· Nov 18, 2025
- Âmbar, dos irmãos Batista, tem pela frente dívidas e buraco no caixa da EletronuclearFolha de S.Paulo· Oct 25, 2025
- Eletrobras vende participação na Eletronuclear para a J&F, dos irmãos BatistaCartaCapital· Oct 15, 2025
- Angra 3 becomes Brazil's R$ 24 billion dilemma: finishing the 66% complete plant costs almost the same as abandoning it, right in the race for energy in the AI era.CPG Click Oil and Gas· Jul 9, 2026
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