Expanding
Neocloud
Liquid cooling
Tier III

TeraWulf Lake Mariner

TeraWulf / Fluidstack · Lake Mariner

IT live
250 MW
Remaining
450 MW
$ / kW·mo
$133
White space
500k ft²

Inventory

36% occupied

Power

700 MWcampus

450 MW to commission · 250 MW in use

White space

1.4M ft²total

900k ft² free · 500k ft² occupied

130k m² · 84k m² free

Remaining power is campus IT not yet commissioned — captive capacity, not third-party colo.

Power

IT live250 MW
Remaining450 MW
Utility feed700 MW
Campus / planned700 MW

About 450 MW of the utility feed is cooling, conversion, and house load.

Power cost

$133/kW·mo

15.8¢ industrial · 18.2¢ after PUE 1.15

Per MW·year
$1.6M
This site · 250 MW
$398M/yr
80 kW rack
$10,611/mo
3.2¢ cheapdear 22.4¢

4.9× the cheapest market (Iceland Landsvirkjun). Same IT load there is $317M/yr less.

NYISO industrial · utility tariff × PUE, not colo list price.

Redundancy
N+1
Opened
2021
Renewable match
60%
Rack density
80 kW
PUE
1.151.00 ideal · 1.60 typical
Power source
NYISO. Repurposed 700 MW coal plant with dual 345 kV feeds.

Cooling

Plant

Direct-to-chip

Liquid

Deployed

Rack density

80 kW

H100-eq

WUE

Operator has not published WUE. Blank, not zero — air-cooled sites still use some water.

Fluidstack CB-3/4/5 halls with direct-to-chip liquid cooling for high-density GPU clusters.

Network carriers

6

On-net and metro carriers typically present at this location, including internet exchanges. Not a full circuit inventory.

Clouds

5

Native regions and typical Direct Connect / ExpressRoute / Interconnect on-ramps at this campus. Availability varies by hall.

Location

Somerset, New York, United States

Former coal plant, Somerset, NY

43.346°, -78.604° · North America

Tenants / users

Fluidstack, Anthropic

Notes

Coal-to-compute conversion on Lake Ontario. 700 MW of transmission already on site.

Operator site

Compiled from public filings, operator pages, and reporting. Not an official operator specification.