Data centers and new power in St. Lawrence County, NY

759 MW of new power is waiting to connect to the grid in St. Lawrence County, NY — 5 active requests. Typical wait: 5.4 years. 1 projects are built, 28 withdrawn. Data as of 14 October 2026.

Live here?

Is one near your house?

We have not mapped a large AI data center inside St. Lawrence County itself — but we track the biggest ones nationally, and requests to connect new power here are on the public record.

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The power picture

What is happening with electricity in St. Lawrence County

Every new power plant, battery or big customer has to join a waiting list before it can plug into the grid. This is what that list looks like in St. Lawrence County right now.

759 MW
of new power is waiting to connect
5 projects asked. Not yet approved. Roughly what 608,000 homes use.
0 MW
has actually been built
1 projects switched on so far.
5.4 yrs
typical wait to plug in

Where every request ever filed here ended up

  • Built 3%
  • Still waiting 15%
  • Withdrawn 82%

Most requests in the US are withdrawn — a developer tests a site and moves on. That is normal, not a warning sign for St. Lawrence County.

What kind of power is asking to connect

  • Solar 52%
  • Batteries 48%

By capacity requested. Data as of 14 October 2026.

All the numbers

34 requests ever filed
Pending applications
5
of 34 ever filed
Capacity queued
759 MW
requested, not committed
Already built
0 MW
1 projects connected
Built vs decided
3.4%
28 withdrawn
Median wait
5.4 yr
for applications still pending
Connected capacity
1.4 GW
indicator, see note

Source: interconnection queues published by NYISO. Parsed and normalised by Watt Street. Data as of 14 October 2026. A queued project is a request, not a commitment.

Outcome of every request filed here

OutcomeProjectsCapacityShare
Built10 MW2.9%
Still waiting5759 MW14.7%
Withdrawn283.8 GW82.4%
Paused0—0.0%

Waiting to connect, by type of power

TypeProjectsCapacity requested
Solar3392 MW
Batteries2367 MW

Key dates for projects here

no dated windows published
QueueWhat closesClosesStanding
FERCFERC large-load show cause — stakeholder comments on RTO responses
Comments on the six RTO/ISO responses to the FPA section 206 show-cause orders of 18 June 2026 (PJM EL26-67, SPP EL26-68, NYISO EL26-69, MISO EL26-70…
No date published yetunconfirmed source
FERCFERC RM26-4 — generic large-load rulemaking
Still at ANOPR stage.
No date published yetconfirmed source
FERCGeorgia PSC - Georgia Power must file large-load contracts 30 days before execution
A standing obligation rather than a dated one: large-load contracts must be filed with the commission at least 30 days before they are executed.
No date published yetconfirmed source
NYISONYISO cluster request window
Class Year deliverability construct plus the new cluster process.
No date published yetconfirmed source

A date marked confirmed was checked by a person against the authority's own tariff, order or form page. Anything else is listed so you know it exists, with a link so you can check it yourself. Full calendar.

The biggest projects on file

top 15 by size
ProjectTypeCapacityStatusFiledQueue
Riverbank Power D1Hydro1.0 GWwithdrawn2008-02NYISO
Riverbank Power D2Other1.0 GWwithdrawn2008-02NYISO
Rich Road Solar Energy CenterBatteries240 MWactive2019-02NYISO
Amber Solar and StorageBatteries232 MWwithdrawn2021-09NYISO
NY125B - Two Rivers SolarSolar200 MWactive2021-05NYISO
Riverline Energy CenterBatteries200 MWwithdrawn2020-06NYISO
St Lawrence Data and Agricultural CenterNot stated200 MWwithdrawn2021-06NYISO
Gateway Solar Energy CenterSolar180 MWactive2017-03NYISO
Stone Church WindWind150 MWwithdrawn2008-09NYISO
Golden Knight SolarSolar140 MWwithdrawn2023-06NYISO
Tibbits CreekBatteries127 MWactive2026-09NYISO
North Ridge WindWind100 MWwithdrawn2010-05NYISO
North Ridge WindWind100 MWwithdrawn2015-12NYISO
St. Regis RiverBatteries85 MWwithdrawn2021-09NYISO
Grass River SolarSolar80 MWwithdrawn2022-10NYISO

Big new power users asking to connect

10 on record

Requests to connect large new customers — data centers, factories, electrification — rather than power plants.

RequestCapacityStatusQueueStated use
St. Lawrence Infrastructure 21.9 GWactiveNYISODAT-AI
St. Lawrence Infrastructure 1860 MWactiveNYISODAT-AI
Arsenal Data Site 1000467 MWactiveNYISODAT-AI
North Country Data Center435 MWactiveNYISODAT-CM
New York State Artificial Intelligence Data Center300 MWactiveNYISOnot stated
New York State Artificial Intelligence Data Center300 MWactiveNYISODAT-AI
Pontoon Bridge Road Data Center250 MWactiveNYISODAT
Arsenal Data Site 250233 MWactiveNYISODAT-AI
Arsenal Data Site 500233 MWactiveNYISODAT-AI
Massena Load200 MWactiveNYISOnot stated

Most of these filings do not say what the power is for. “Not stated” is the filing's silence, not ours.

How St. Lawrence County compares

#487 in the US · #15 in NY

St. Lawrence County ranks #487 of 1,607 US counties by power waiting to connect, and #15 of 57 in New York.

CountyWaitingCapacity queued
Suffolk County273.7 GW
Kings County83.1 GW
Orange County101.6 GW
Ulster County111.3 GW
Steuben County81.3 GW
Dutchess County71.1 GW
Nassau County21.1 GW
Genesee County4926 MW

Common questions about power in St. Lawrence County

How long does it take to get power for a data center in St. Lawrence County, NY?

The median wait for a project still in the interconnection queue in St. Lawrence County is 5.4 years. Across the US, most large loads are quoted three to seven years depending on the market and whether network upgrades are needed. 1 projects in St. Lawrence County have reached energization and 28 were withdrawn, so the withdrawal rate here is a better guide to risk than any single quoted timeline.

How much capacity is available in St. Lawrence County, NY?

759 MW is currently requested across 5 active interconnection requests, and 0 MW has actually been built. A queued megawatt is a request, not deliverable capacity — most queued projects are never built. For deliverable offtake capacity at a specific substation you need a utility study, not a queue.

Is St. Lawrence County, NY a good site for a data center?

This page gives you the power half of that answer: what is queued, what has been energized, how long the wait runs, and which large load interconnection requests are already recorded nearby. The other half — the state policy position, moratoriums and large load tariffs — is on our New York policy page.

Where does the data on this page come from?

The interconnection queue published by the transmission providers serving St. Lawrence County — NYISO — parsed and normalised by Watt Street. Every figure carries the date it was true. Data as of 14 October 2026.

Go deeper on St. Lawrence County

The interactive map plots every one of these applications, and a generated county report puts them in a sourced PDF with the date each figure was true on every page.

Open St. Lawrence County on the map County reports All of New York