Compute Institute
Ratings for the physical buildout of AI
Microsoft Middenmeer Deelgebied B1 (AMS-E expansion)

Microsoft Middenmeer Deelgebied B1 (AMS-E expansion)

Announced
Probable

Jurisdiction: Netherlands

Deelgebied B1, Agriport A7, Middenmeer (Gemeente Hollands Kroon) — 50ha standalone parcel west of the A7, adjacent to Microsoft's existing AMS-E datacenter (Westlanderweg 50). Six new buildings, ~500,000 m² ground area; ~120×3.3MW backup generators + 2 substations. Land acquired ~2025-09-04. Coords derived from the Westlanderweg 50 address anchor (no source publishes lat/lng).

Capacity
GPUs (est.)
Capex
Announced
Target operational

Delivery health score

51 /100
51/100

Methodology prs-v0.1 · computed · trigger: scheduled

Schedule

60 /100
60/100

Regulatory

50 /100
50/100

Infrastructure

50 /100
50/100

Capital

50 /100
50/100

Why this score — factor breakdown

Each factor below contributed to the current score. Contributions are rubric weights from methodology prs-v0.1; every factor cites the record it is derived from.

Dimension
Factor
Contribution
Cites
Narrative
Capital baseline 40 Microsoft Middenmeer Deelgebied B1 (AMS-E expansion) No committed capital evidenced on any entity role — announcement-only anchor region (§B.2.4).
Capital staleness decay +10 Microsoft Middenmeer Deelgebied B1 (AMS-E expansion) Newest capital evidence is 2025-01-01 (freshness window 12 months) — score drifts one rubric level toward the stage-default prior of 50 (§B.4: silence is information).
Regulatory staleness decay -20 Microsoft Middenmeer Deelgebied B1 (AMS-E expansion) Newest regulatory evidence is 2025-01-01 (freshness window 9 months) — score drifts one rubric level toward the stage-default prior of 50 (§B.4: silence is information).
Infrastructure baseline 70 Microsoft Middenmeer Deelgebied B1 (AMS-E expansion) No-adverse-evidence infrastructure baseline (disclosed config, scoring.prs.baselines).
Infrastructure staleness decay -20 Microsoft Middenmeer Deelgebied B1 (AMS-E expansion) Newest infrastructure evidence is 2025-01-01 (freshness window 9 months) — score drifts one rubric level toward the stage-default prior of 50 (§B.4: silence is information).
Regulatory baseline 70 Microsoft Middenmeer Deelgebied B1 (AMS-E expansion) No-adverse-evidence regulatory baseline (disclosed config, scoring.prs.baselines).
Schedule baseline 80 Microsoft Middenmeer Deelgebied B1 (AMS-E expansion) No-adverse-evidence schedule baseline (disclosed config, scoring.prs.baselines).
Schedule milestone achieved +5 Land Acquired Milestone "Land Acquired" achieved on/ahead of its first announced date (2025-09-04).
Schedule staleness decay -25 Microsoft Middenmeer Deelgebied B1 (AMS-E expansion) Newest schedule evidence is 2025-09-04 (freshness window 6 months) — score drifts one rubric level toward the stage-default prior of 50 (§B.4: silence is information).

Milestones

  1. Land Acquired

    Achieved

    Land acquired · Actual:

Constraint observations

No active constraint observations recorded against this project.

Entities & roles

Entity
Role
Ownership
Committed capital
Microsoft
Developer

Sources & citations

Every substantive field on this record is backed by a canonical claim from a cited source document, graded on the E1 (strongest) – E5 (weakest) evidence ladder.

  1. Provincie Noord-Holland / OD NZKG · Jan 1, 2025 · backs: status

    https://zoek.officielebekendmakingen.nl/prb-2025-21956.html

  2. NH Nieuws · Sep 9, 2025 · backs: actual date

    https://www.nhnieuws.nl/nieuws/352169/weer-een-datacenter-in-middenmeer-microsoft-kondigt-uitbreiding-aan

Signals

Recent ingested source documents linked to this project via extracted claims or triage mentions, newest first.

  1. · Vastgoeddata · relevance 0.85

  2. · Provincie Noord-Holland / OD NZKG · relevance 0.90