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Gridcensus

NORWALK HARBOR

Substation-Adjacent

Greater Bridgeport County, Connecticut · ISO-NE

DC Readiness
60.9
Good / 100

NORWALK HARBOR is a substation-adjacent datacenter candidate site in Greater Bridgeport County, Connecticut, interconnecting through ISO-NE. It screens at 60.9/100 DC Readiness with a catalogued 100 MW of candidate capacity and a 3.9 yrs average interconnection-queue wait.

Power & interconnection

Nearest substationNORWALK HARBOR
Substation distance0.0 mi
Substation voltage115 kV
Available capacity100 MW
UtilityCONNECTICUT LIGHT & POWER COinvestor ownedmoderate to large load · terms ≥ 50 MW

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 depth8
Avg queue wait3.9 yrs

Connectivity

Nearest IXPCyrusOne Norwalk
IXP distance2.6 mi

Site characteristics

Risk & environment

Environmental constraintNone (0/100)
Flood zoneZone X
Water stress (WRI)Low
Wetlands (NWI)
Critical habitat
Superfund nearby
Hazard sub-score80/100

Location context

Nearest datacenterCyrusOne Norwalk
DC distance3.1 mi
County hazard (FEMA NRI)Relatively Low (20)
DC tax incentiveYes (sales_tax_exemption)
Cooling degree days700
Heating degree days5,800
Land price / acre$14,669

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

Incentive detail: Sales tax exemption on computer & data processing equipment.

Site location

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≥ 7560–7540–60≤ 40
This site + 8 nearby

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Full DC Readiness breakdown

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

Power availability20%
56
Speed to power20%
37
Fiber connectivity12%
98
Energy cost10%
50
Water risk7%
88
Natural hazard6%
80
Buildability7%
60
Labor market4%
50
DC cluster4%
100
Land / acreage3%
30
Construction cost3%
50
Gas pipeline2%
10
Tax incentive1%
100
Climate / cooling1%
90

Nearby comparable sites

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

Sites near NORWALK HARBOR
SiteTypeVoltageCapacityQueue waitScore
BRIDGEPORT RESCOSubstation-Adjacent345 kV600 MW3.9 yrs70.3
DEVONSubstation-Adjacent115 kV100 MW3.9 yrs63.6
UNKNOWN129212Substation-Adjacent138 kV100 MW4.9 yrs61.3
UNKNOWN172510Substation-Adjacent115 kV100 MW3.9 yrs61.0
BRIDGEPORT ENERGYSubstation-Adjacent115 kV100 MW3.9 yrs61.0
TAP140842Substation-Adjacent115 kV100 MW3.9 yrs60.9
COMPOSubstation-Adjacent115 kV100 MW3.9 yrs60.9
UNKNOWN140857Substation-Adjacent115 kV100 MW3.9 yrs60.8

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 NORWALK HARBOR, Greater Bridgeport 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.