Operational
Colocation
Air cooled
Tier III

CoreSite BO1 Somerville

CoreSite · Boston

CoreSite BO1 Somerville facility
CoreSite · Source
IT live
10 MW
Free to lease
1.2 MW
$ / kW·mo
$158
White space
78k ft²

Inventory

88% occupied

Power

10 MWlive

1.2 MW to lease · 8.8 MW in use

White space

78k ft²total

9,375 ft² free · 69k ft² occupied

7,258 m² · 871 m² free

Free power is unsold critical IT at this building, not utility headroom. Space is computer-room white space.

Power

IT live10 MW
Free to lease1.2 MW
Utility feed14 MW
Campus / planned14 MW

About 4 MW of the utility feed is cooling, conversion, and house load.

Power cost

$158/kW·mo

16.2¢ industrial · 21.7¢ after PUE 1.34

Per MW·year
$1.9M
This site · 10 MW
$19M/yr
6 kW rack
$951/mo
3.2¢ cheapdear 22.4¢

5.1× the cheapest market (Iceland Landsvirkjun). Same IT load there is $15M/yr less.

Eversource · utility tariff × PUE, not colo list price.

Redundancy
N+1
Opened
2011
Renewable match
30%
Rack density
6 kW
PUE
1.341.00 ideal · 1.60 typical
Power source
Eversource.

Cooling

Plant

Air / CRAH

Liquid

Not deployed

Rack density

6 kW

H100-eq

WUE

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

Chilled-water CRAH / air-cooled interconnection. High-density liquid cabinets are offered on newer CoreSite campus buildings, not this hall.

Network carriers

8

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

Somerville, Massachusetts, United States

70 Inner Belt Road, Somerville, MA 02143

42.394°, -71.082° · North America

Tenants / users

Networks, cloud on-ramps, enterprise — Open Cloud Exchange

Notes

Borders Boston's CBD. 273k sq ft serving finance, education, and biotech. 10 MW published. American Tower–owned CoreSite. Campus 273,000 sq ft.

Operator site

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