id: aws-calvert
name: Amazon (AWS) Calvert Cliffs data center campus
operator: aws
status: announced
location:
  country: US
  state: MD
  county: Calvert
metrics:
  capacity_mw: 500
  land_acres: 2000
  buildings: 7
first_seen: "2026-07-07"
last_updated: "2026-07-07"
confidence: high
sources:
  - url: https://www.thebanner.com/economy/amazon-data-center-calvert-cliffs-nuclear-IJRONAZSDRDOXP4G6Q7XKKFOI4/
    title: "Amazon data center at Calvert Cliffs nuclear site"
    publisher: The Baltimore Banner
    date: "2026-07-06"
signals:
  - sig-20260706-aws-calvert-cliffs-buildings
  - sig-20260706-aws-calvert-cliffs-capacity
  - sig-20260706-aws-calvert-cliffs-land
  - sig-20260706-aws-calvert-cliffs-status
notes: >
  Status "announced" reflects evaluation stage: concept plan November 2024,
  community open house March 26, 2026 — not yet permitted or under
  construction. Status signal corroborated by DataCenter Dynamics per scout
  note. 2,000 acres on Constellation's Calvert Cliffs nuclear site. Plan:
  7 buildings of ~225,000 sq ft each across 3 campuses; total building_sqft
  left blank rather than editorially multiplied. Locality not stated in
  signals (site_hint gives county Calvert only), so id/place uses county.