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Green Mountain OSL-Hamar Data Center Campus

Hamar, Innlandet, NorwayOperating / Stabilized
Capacity
90 MW
Planned / design
Lead participant
Green Mountain
Developer
Last updated
Aug 28, 2026
Most recent public record update

About Green Mountain OSL-Hamar Data Center Campus

Green Mountain OSL-Hamar Data Center Campus, also known as Green Mountain OSL-Hamar, is a data center project in Hamar, Innlandet, NO associated with Green Mountain. Three completed 30 MW buildings provide 90 MW operating capacity; two additional 30 MW buildings are planned for a 150 MW site envelope. Single-tenant TikTok campus using renewable hydropower, dual grid supplies, free cooling and heat-reuse-ready systems. Disclosed investment or financing context is recorded with its transaction scope and is not treated as delivered project cost or proof of capacity.

Capacity

Planned / design
Operating capacityAn operating IT-capacity figure has not been publicly disclosed.
It Load90 MWDesign · Green Mountain OSL-Hamar Data Center Campus
Design90 MWDesign · Green Mountain OSL-Hamar Data Center Campus

Development

1 phases · 2 milestones
Operating facility and documented expansionOperational

90 MW is the operator-published facility or campus design boundary. It is not measured tenant utilization or live IT draw.

Mar 21, 2023
Green Mountain announced 90 MW TikTok contract
Completed
Mar 26, 2025
Economic-impact report documented three completed buildings
Completed

Infrastructure

Electric GridEnergized

Single-tenant TikTok campus using renewable hydropower, dual grid supplies, free cooling and heat-reuse-ready systems.

Cooling SystemOperational

Cooling and efficiency claims remain limited to operator-described designs; no water use or delivered load is inferred.

Electric GridEnergized

110 MW gross

Dual-grid total supply supports 90 MW operating IT and a 60 MW optional expansion.

Project map

0 of 1 project point mapped
Infrastructure facts
3
Mapped records
1
Capacity figures
1

No map point available

Power & interconnection: 2Cooling & water: 1

Facts & sources

Published claims and their source links.

10 facts
Location Context
Green Mountain OSL-Hamar | Hamar | Innlandet | NO
Actual
Lifecycle Status
Operational
Actual
Reported Capacity
90 MW
Design
Capacity Basis
Green Mountain states that three completed buildings are in operation and together provide 90 MW of capacity.
Actual
Location Context
Green Mountain OSL-Hamar | Hamar | Innlandet | NO
Actual
Lifecycle Status
Operating
Actual
Reported Capacity
90 MW
Design
Capacity Basis
90 MW facility or campus design capacity.
Actual
Operating Buildings
3
Actual
Reported Investment
9,700,000,000 NOK
Transaction Scope