Arsenal Data Site 1000

Description

Grid queue discovery: NYISO queue #1730. Applicant: WITHHELD (NYISO). Classification: possible_dc. Interconnection: Haverstock to Adirondak 345kV line HA-1 (NYPA)

Timeline

Notes

Third and largest phase of the Arsenal Data Sites campus. 467 MW interconnection request targeting a 1,000 MW building. Combined Arsenal campus total: Sites 250+500+1000 = 933 MW interconnection, implying ~1,750 MW target capacity. This would make Arsenal one of the largest planned DC campuses globally if built. Filed March 2025 — no public announcement found, which is consistent with pre-development stealth phase for hyperscale projects. | Part of Arsenal Data Sites campus. The scale of the three combined Arsenal filings (933 MW interconnection) is comparable to Amazon Madison Mega Site (341 MW, tracked by Epoch) and approaches Meta Prometheus (695 MW). If legitimate, Arsenal is among the most significant unreported hyperscale develop

Water Risk Score

3

Water Risk Label

Medium-High

Baseline Water Stress

2.86

Water Risk Source

wri-aqueduct

Water Risk Methodology

Country-level BWS from WRI Aqueduct 4.0