Digital Realty Trust, Inc.

Colocation

Legal name: Digital Realty Trust, Inc. · HQ: US · Public (DLR) · Founded 2004

One of the two dominant global colocation providers, with 5 GW of buildable IT capacity and AI-ready campuses across North America and Europe. Publishes portfolio renewable coverage (100% in Europe and US colocation) but tenant AI workloads are not attributable from its reporting.

Disclosure Quality

Score

48/100

Transparency Grade

T-3

partial disclosure

Grades run T-1 (most transparent) to T-5 (least transparent).

Fiscal year 2026. Score computed from OpenButterfly T1–T6 disclosure framework audit. Confidence tier: C (Estimated, Documented Method).

Environmental Metrics

Fiscal year 2026. Each metric is shown at its most recent available year; rows from a different year are marked.

Confidence tiers: A measured and verified · B company-reported · C documented estimate · D uncertain estimate · E modeled · ND not disclosed.

Total Energy Consumption

6.8 TWh

≈ the annual electricity use of 645,000 US homes

method: known_capacity_model

Source: OpenButterfly pipeline

C

Scope 1 Emissions

50 kt CO₂e

≈ the annual emissions of 11,000 passenger cars

method: scope1_ratio_model

Source: OpenButterfly pipeline

E

Scope 2 Emissions (market-based)

868 kt CO₂e

≈ the annual emissions of 189,000 passenger cars

method: grid_carbon_model

Source: OpenButterfly pipeline

D

Scope 3 Emissions

1.52 Mt CO₂e

≈ the annual emissions of 330,000 passenger cars

method: scope3_ratio_model

Source: OpenButterfly pipeline

E

Water Withdrawal

9.2 GL

≈ 3,678 Olympic swimming pools of water

method: wue_model

Source: OpenButterfly pipeline

D

Property-Line Noise (estimated)

~55 dBA at property line

method: cooling_load_noise_model

Source: OpenButterfly pipeline

E

Disclosure Audit

Show 5 disclosure checks (T1–T6 framework)
T1.1

Total electricity consumption disclosed

Managed-portfolio electricity disclosed annually (~6 TWh).

Fully Disclosed
T1.2

AI-specific energy consumption disclosed

Tenant workload attribution is not possible in the colocation model; AI-ready campus load not itemised.

Not Disclosed
T2.2

Scope 2 market-based emissions disclosed

Market-based Scope 2 reported; 100% renewable coverage in Europe and US colocation portfolios.

Fully Disclosed
T3.2

Water usage effectiveness (WUE) disclosed

WUE disclosed for parts of the portfolio; not fleet-wide.

Partial
T6.1

GHG accounting methodology documented

GHG Protocol referenced; ESG report with third-party verification.

Fully Disclosed

Sources

  • Digital Realty Q4 2025 results· sec filing · trust: high · accessed 2026-07-18

    FY2025 revenue, $3B development capex, 289MW delivered, 5GW buildable.

  • Digital Realty ESG reporting· sustainability report · trust: high · accessed 2026-07-18

    Portfolio electricity, renewable coverage (100% EU/US colo).

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