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St. Lawrence County

1 data center project we know about. 43 towns, villages and cities.

Built & runningBeing builtApproved, not built yetProposedStopped or cancelled

Projects

Proposed

NYDIG data center campus at the former Alcoa East smelter (Massena)

Massena, St. Lawrence County

for unknown (company says a 15-year lease with a creditworthy tenant)

🕒 Sept 16, 2026: Massena Town Board voted 3-2 against a 6-month data center moratorium after a public hea…

Local votes and rules

✋ Turned down · Massena

Town board voted 3-2 against a proposed 6-month pause on data centers, after a public hearing with more than 20 speakers. A large data center is planned at the old Alcoa East site.

Sept 16, 2026Source

⏸️ Pause on new data centers · Canton

Town board set a public hearing on a pause on data centers through May 31, 2027. Data centers using less than 20 megawatts would not be covered.

July 8, 2026Source

📌 Other · St. Lawrence County

County lawmakers passed a resolution saying towns and villages keep the power to decide where data centers go. It urged them to think about pauses (moratoriums).

June 1, 2026Source