id: sig-20260706-applieddigital-pf1-construction-start
site_id: polaris-forge-1-ellendale
site_hint: "Applied Digital Polaris Forge 1 / ELN01 (Ellendale) — Dickey County, ND"
attribute: announced_date
value: "construction began Sept 2022"
source_url: https://www.datacenterdynamics.com/en/news/applied-digital-completes-first-data-center-building-at-north-dakota-campus/
publisher: DataCenterDynamics
observed_date: "2026-07-06"
collected_by: gn_kdc_scout/0.2.0
confidence: medium
notes: "Reported as construction-start date, not an announcement date."