# Csquare Watertown BOS4 Data Center

ISO-NE data center · https://askthegrid.com/assets/facilities/csquare-watertown-bos4-data-center

Csquare operates its Watertown BOS4 data center at 486 Arsenal Way in Watertown, Massachusetts, about 10 miles from Boston Logan International Airport. The operator reports 19.1 MW of utility capacity, 4 MW of UPS capacity and 14 MW of generator capacity, with chilled-water cooling. The site is carrier neutral with 12 connectivity providers.

## Identity and location

- Operating status: operating
- Asset scope: facility
- Location: 486 Arsenal Way, Watertown, MA
- Operator: Csquare (exact asset) — https://www.csquare.com

## Power and grid context

- Reported unspecified: 19.1 MW · reported · exact asset — Operator-reported utility capacity; basis unspecified.
- Ups capacity: 4 MW · reported · exact asset — Operator-reported UPS capacity.
- Reported unspecified: 14 MW · reported · exact asset — Operator-reported generator capacity; basis unspecified.

## Compute and operations

- Facility classes: colocation

## Sources

- [U.S. Census street-address geocode](https://geocoding.geo.census.gov/geocoder/geographies/onelineaddress?address=486+Arsenal+Way%2C+Watertown%2C+MA%2C+02472&benchmark=Public_AR_Current&vintage=Current_Current&format=json)
- [https://www.csquare.com/data-centers/boston](https://www.csquare.com/data-centers/boston)
- [https://www.peeringdb.com/fac/6678](https://www.peeringdb.com/fac/6678)

## Data quality

- Power values retain their reported, requested, contracted, energized, gross-campus, or critical-IT basis.
- Map point: approximate U.S. Census street-address geocode.

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Canonical page: https://askthegrid.com/assets/facilities/csquare-watertown-bos4-data-center
Profile generated: 2026-10-09T01:30:09.217068Z
Source: Ask the Grid — https://askthegrid.com/