Trinacria Mill
IndustrialSoutheastern Connecticut County, Connecticut · ISO-NE
At a glance
Trinacria Mill is an industrial datacenter candidate site in Southeastern Connecticut County, Connecticut, scoring 55.6/100 DC Readiness — 57th of 103 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 Trinacria Mill compare with other sites in Southeastern Connecticut County?
Trinacria Mill ranks 57th of 103 scored candidate sites in Southeastern Connecticut County. Its 55.6/100 is roughly in line with the county average of 56.8. 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 power availability (30 vs 36). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.
How close is Trinacria Mill to power, fiber and other datacenters?
For connectivity, the nearest internet exchange facility is Lumen New London at 12.3 miles. The closest operating datacenter on record is Lumen New London, 12.3 miles away.
What are the flood, water and hazard risks at Trinacria Mill?
At the county level, FEMA's National Risk Index rates Southeastern Connecticut County "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 Southeastern Connecticut County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| UNKNOWN135915 | Substation-Adjacent | 345 kV | 600 MW | 4.3 yrs | 68.6 |
| MONTVILLE | Substation-Adjacent | 345 kV | 600 MW | 4.3 yrs | 68.4 |
| CARD` | Substation-Adjacent | 345 kV | 600 MW | 4.3 yrs | 66.0 |
| WILLIAMS ST | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 63.4 |
| BUDDINGTON | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 62.3 |
| TAP136504 | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 62.2 |
| GALES FERRY | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 62.1 |
| TAP136506 | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 62.1 |
Trinacria Mill: common questions
What is the DC Readiness score of Trinacria Mill?
Trinacria Mill scores 55.6/100 on the GridCensus DC Readiness scale, rated good. It ranks 57th of 103 scored sites in Southeastern Connecticut County. The Southeastern Connecticut County average is 56.8 and the Connecticut average is 56.7.
Which electric utility serves Trinacria Mill?
CONNECTICUT LIGHT & POWER CO (investor owned) holds the retail service territory that contains the site; its holding company is EVERSOURCE.
What grid region is Trinacria Mill in?
Trinacria Mill is in the ISO-NE region. Projects interconnecting there have averaged a 4.3-year wait from queue request to operation.
How far is Trinacria Mill from an internet exchange?
The nearest internet exchange facility is Lumen New London, about 12.3 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, “Trinacria Mill, Southeastern Connecticut County, CT”, https://gridcensus.com/datacenter-sites/connecticut/southeastern-connecticut-county/trinacria-mill-fa9adc48 (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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