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Historical · Evidence reviewed 2026-10-06

Core Markham data centre (legacy listing)

Core Data Centres (legacy listing) · Markham, Ontario

Research record, not a building count. Campus and phase overlap may exist; do not add capacity values. Access dates do not establish fresh commissioning.

Identity and map provenance

City reference only; not the facility. Derived city center, rounded to four decimals. The marker is not a building, entrance, campus or parcel location. GeoNames 6066513 · CC BY 4.0

Ownership

Historical listing

Core Data Centres maintains a legacy technical listing for its Markham facility. The retrieved primary page does not display a street address, so its exact relationship to Cologix TOR5 is not established here.

Evidence date
Undated source
Checked
2026-10-05
Scope
Facility
Evidence type
Reported
Status describes
Legacy operator facility reference

Capacity

Historical marketing

Core’s legacy sheet describes two active 8 MW utility feeds and markets 16 MW total; redundancy means these are not automatically additive usable IT power.

Evidence date
Undated source
Checked
2026-10-05
Scope
Facility
Evidence type
Reported
Status describes
Capacity at stated basis and scope
Quantity type
Utility
Basis
legacy advertised combined feeds; non-additivity unresolved
Reported quantity
16 MW

Power

Historical

The legacy sheet lists three 1.5 MW diesel generators and schedules two 2 MW units for second-quarter 2023. Installation of the scheduled units is not established.

Evidence date
Undated source
Checked
2026-10-05
Scope
Facility
Evidence type
Reported
Status describes
Power supply or backup configuration

Cooling

Historical

Core describes N+1 cooling with DX backup and a planned Markham District Energy chilled-water connection; completion of the planned connection is unverified.

Evidence date
Undated source
Checked
2026-10-05
Scope
Facility
Evidence type
Reported
Status describes
Cooling system at stated scope