21200 Martinsburg Road (former Dickerson Generating Station), Dickerson, Montgomery County, Maryland, United StatesAtmosphere Data Centers
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The Montgomery County Council voted unanimously on 28 July 2026 for an 18-month data-center moratorium, which Council President Fani-Gonzalez said 'does put the Dickerson data center on hold' (WUSA9 via Yahoo[2]; Bethesda Today 28 Aug 2026). No construction or in-service date has been published; the company says the timeline depends on county and state review.Atmosphere Data Centers plans a five-building, 360 MW data center campus (300 MW in earlier reporting) on 110 acres of the retired Dickerson coal plant site in Montgomery County, Maryland, a project reported at 1.4B USD; the County Council's unanimous 28 July 2026 vote for an 18-month data-center moratorium put it on hold.
$1.4B
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