Skip to content
Gridcensus

CSO NAS South Weymouth

Military BRAC

Norfolk County, Massachusetts · ISO-NE

DC Readiness
54.1
Fair / 100

CSO NAS South Weymouth is a military brac datacenter candidate site in Norfolk County, Massachusetts, interconnecting through ISO-NE. It screens at 54.1/100 DC Readiness and a 3.9 yrs average interconnection-queue wait.

Power & interconnection

UtilityTOWN OF BRAINTREE - (MA)municipal

Speed to power

Interconnection outlookModerate
≈ 3.9 yrs typical interconnection wait

Middle-of-the-pack interconnection conditions for this grid.

ISO / RTO regionISO-NE
Queue depth25
Avg queue wait3.9 yrs

Connectivity

Nearest IXPColoSpace - Rockland, MA
IXP distance1.9 mi
Fiber providers11
Fiber coverage81.6%

Site characteristics

Site typeMilitary BRAC
Acreage111 ac
Buildable load (est.)~44–111 MWland-based
Former useMilitary (Navy)
Cleanup statusCaretaker

Risk & environment

Environmental constraintNone (0/100)
Water stress (WRI)Low
Wetlands (NWI)—
Critical habitat—
Superfund nearby—
Hazard sub-score78/100

Location context

Nearest datacenterColoSpace - Rockland, MA
DC distance1.9 mi
County hazard (FEMA NRI)Relatively Low (22)
DC tax incentiveNo
Commercial electricity16.56¢/kWh
Industrial electricity16.31¢/kWh
Cooling degree days600
Heating degree days5,900
Land price / acre$20,134

Regulatory climate

Moderatestate posture · as of 2026-08

No notable statewide DC restriction on record; confirm local zoning and utility tariffs.

DC tax incentiveNo / suspended

Site location

◆ Loading map…
≥ 7560–7540–60≤ 40
This site + 8 nearby

Get alerts

Track CSO NAS South Weymouth

Get an email when its DC-readiness score, available capacity, or interconnection-queue status changes.

No spam. Just the alerts you asked for.

Full DC Readiness breakdown

All 13 weighted sub-scores (0–100) behind the composite DC Readiness score.

Power availability20%
30
Speed to power20%
37
Fiber connectivity12%
96
Energy cost10%
50
Water risk7%
88
Natural hazard6%
78
Buildability7%
50
Labor market4%
50
DC cluster4%
100
Land / acreage3%
45
Construction cost3%
50
Gas pipeline2%
10
Tax incentive1%
0
Climate / cooling1%
95

Nearby comparable sites

Other scored datacenter candidate sites in Norfolk County, ranked by DC Readiness.

Sites near CSO NAS South Weymouth
SiteTypeVoltageCapacityQueue waitScore
HOLBROOKSubstation-Adjacent345 kV600 MW3.9 yrs64.8
AUBURN STREETSubstation-Adjacent345 kV600 MW3.9 yrs64.5
WEST WALPOLESubstation-Adjacent345 kV600 MW3.9 yrs64.2
STOUGHTONSubstation-Adjacent345 kV600 MW3.9 yrs64.2
UNKNOWN132928Substation-Adjacent345 kV600 MW3.9 yrs63.7
WEST MEDWAYSubstation-Adjacent345 kV600 MW3.9 yrs63.7
BERRY STREETSubstation-Adjacent345 kV600 MW3.9 yrs63.6
UNKNOWN133458Substation-Adjacent230 kV300 MW3.9 yrs62.6

Dataset updated . Screening estimates derived from public data sources.

Figures are screening estimates derived from public infrastructure data. Catalogued capacity reflects theoretical candidate capacity, not deliverable or committed interconnection. Confirm all values with the utility, ISO, and on-the-ground due diligence.

Go deeper than the public screen

This page shows a public slice of the GridCensus dataset for CSO NAS South Weymouth, Norfolk County. Pro and Enterprise plans unlock the full 147,272-site catalog, raw sub-scores, parcel ownership, interconnection-queue detail, saved searches, and programmatic API access.