Higganum Center
IndustrialLower Connecticut River Valley Planning Region, Connecticut · ISO-NE
At a glance
Higganum Center is an industrial datacenter candidate site in Lower Connecticut River Valley Planning Region, Connecticut, scoring 55.0/100 DC Readiness — 43rd of 51 scored sites in the county. It sits in the ISO-NE grid region and the CONNECTICUT LIGHT & POWER CO service territory, where interconnection has averaged 4.3 years from request to operation.
Power & interconnection
Speed to power
Middle-of-the-pack interconnection conditions for this grid.
Connectivity
Site characteristics
Risk & environment
Location context
Regulatory climate
No notable statewide DC restriction on record; confirm local zoning and utility tariffs.
Incentive detail: Sales tax exemption on computer & data processing equipment.
Site location
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How does Higganum Center compare with other sites in Lower Connecticut River Valley Planning Region?
Higganum Center ranks 43rd of 51 scored candidate sites in Lower Connecticut River Valley Planning Region. Its 55.0/100 is roughly in line with the county average of 57.5. It is roughly in line with the Connecticut average of 56.7 and roughly in line with the national average of 53.2.
Against the Connecticut average, its strongest sub-score is natural hazard (80 vs 77) and its weakest is fiber connectivity (85 vs 92). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.
How close is Higganum Center to power, fiber and other datacenters?
For connectivity, the nearest internet exchange facility is Lumen Hartford at 18 miles. The closest operating datacenter on record is Datacenter 00959969621, 12.6 miles away.
What are the flood, water and hazard risks at Higganum Center?
At the county level, FEMA's National Risk Index rates Lower Connecticut River Valley Planning Region "Relatively Low".
Full DC Readiness breakdown
All 13 weighted sub-scores (0–100) behind the composite DC Readiness score.
Nearby comparable sites
Other scored datacenter candidate sites in Lower Connecticut River Valley Planning Region, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| NO. WALL | Substation-Adjacent | 345 kV | 600 MW | 4.3 yrs | 68.2 |
| KLEEN | Substation-Adjacent | 345 kV | 600 MW | 4.3 yrs | 67.6 |
| SCOVILL ROCK | Substation-Adjacent | 345 kV | 600 MW | 4.3 yrs | 67.2 |
| HADDAM NECK | Substation-Adjacent | 345 kV | 600 MW | 4.3 yrs | 66.1 |
| HADDAM | Substation-Adjacent | 345 kV | 600 MW | 4.3 yrs | 65.9 |
| MIDDLETOWN | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 62.1 |
| WEST SIDE | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 61.5 |
| PORTLAND | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 61.4 |
Higganum Center: common questions
What is the DC Readiness score of Higganum Center?
Higganum Center scores 55.0/100 on the GridCensus DC Readiness scale, rated good. It ranks 43rd of 51 scored sites in Lower Connecticut River Valley Planning Region. The Lower Connecticut River Valley Planning Region average is 57.5 and the Connecticut average is 56.7.
Which electric utility serves Higganum Center?
CONNECTICUT LIGHT & POWER CO (investor owned) holds the retail service territory that contains the site; its holding company is EVERSOURCE.
What grid region is Higganum Center in?
Higganum Center is in the ISO-NE region. Projects interconnecting there have averaged a 4.3-year wait from queue request to operation.
How far is Higganum Center from an internet exchange?
The nearest internet exchange facility is Lumen Hartford, about 18 miles away.
Related pages
About this data
Source: GridCensus composite of HIFLD transmission and substation data, EIA, FEMA National Risk Index, FCC broadband data, PeeringDB and ISO interconnection queues, as published October 10, 2026 — GridCensus refreshes it monthly. See the methodology for how records are matched, cleaned and scored.
Cite as: GridCensus, “Higganum Center, Lower Connecticut River Valley Planning Region, CT”, https://gridcensus.com/datacenter-sites/connecticut/lower-connecticut-river-valley-planning-region/higganum-center-ad4f5f40 (data as of October 10, 2026).
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.
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