Former Mine site at 44.221, -71.776
Former MineGrafton County, New Hampshire · ISO-NE
At a glance
Former Mine site at 44.221, -71.776 is a former mine datacenter candidate site in Grafton County, New Hampshire, scoring 50.5/100 DC Readiness — 44th of 49 scored sites in the county. It sits in the ISO-NE grid region and the PUBLIC SERVICE CO OF NH 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.
Site location
Get alerts
Track Mine Site
Get an email when its DC-readiness score, available capacity, or interconnection-queue status changes.
How does Former Mine site at 44.221, -71.776 compare with other sites in Grafton County?
Former Mine site at 44.221, -71.776 ranks 44th of 49 scored candidate sites in Grafton County. Its 50.5/100 is roughly in line with the county average of 51.4. It is roughly in line with the New Hampshire average of 54.5 and roughly in line with the national average of 53.2.
Against the New Hampshire average, its strongest sub-score is natural hazard (85 vs 84) and its weakest is fiber connectivity (66 vs 75). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.
How close is Former Mine site at 44.221, -71.776 to power, fiber and other datacenters?
For connectivity, the nearest internet exchange facility is Tech Vault South Burlington at 69.4 miles. 10 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is Tech Vault South Burlington, 69.4 miles away.
What are the flood, water and hazard risks at Former Mine site at 44.221, -71.776?
The site is in FEMA flood zone X, outside the Special Flood Hazard Area (minimal or moderate flood risk). At the county level, FEMA's National Risk Index rates Grafton 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 Grafton County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| UNKNOWN137084 | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 57.5 |
| UNKNOWN172515 | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 57.5 |
| UNKNOWN137085 | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 56.7 |
| Woodsville Rail Yard | Industrial | — | — | 4.3 yrs | 51.6 |
| Westboro Rail Yard - Tidewater Parcel | Industrial | — | — | 4.3 yrs | 51.6 |
| L.W. Packard Mill (Lot 8-2) | Industrial | — | — | 4.3 yrs | 51.6 |
| Mine Site | Former Mine | — | — | 4.3 yrs | 51.6 |
| L.W. Packard Mill (Lots 4-16 and 7-7) | Industrial | — | — | 4.3 yrs | 51.6 |
Former Mine site at 44.221, -71.776: common questions
What is the DC Readiness score of Former Mine site at 44.221, -71.776?
Former Mine site at 44.221, -71.776 scores 50.5/100 on the GridCensus DC Readiness scale, rated fair. It ranks 44th of 49 scored sites in Grafton County. The Grafton County average is 51.4 and the New Hampshire average is 54.5.
Which electric utility serves Former Mine site at 44.221, -71.776?
PUBLIC SERVICE CO OF NH (investor owned) holds the retail service territory that contains the site; its holding company is EVERSOURCE.
What grid region is Former Mine site at 44.221, -71.776 in?
Former Mine site at 44.221, -71.776 is in the ISO-NE region. Projects interconnecting there have averaged a 4.3-year wait from queue request to operation.
Is Former Mine site at 44.221, -71.776 in a flood zone?
The site is in FEMA flood zone X, outside the Special Flood Hazard Area (minimal or moderate flood risk).
How far is Former Mine site at 44.221, -71.776 from an internet exchange?
The nearest internet exchange facility is Tech Vault South Burlington, about 69.4 miles away; 10 fiber providers report service at the location.
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, “Former Mine site at 44.221, -71.776, Grafton County, NH”, https://gridcensus.com/datacenter-sites/new-hampshire/grafton-county/mine-site-165b00a2 (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.
Go deeper than the public screen
Every site and score for Former Mine site at 44.221, -71.776, Grafton County is free to browse. Pro adds Watchtower on 25 sites, alerts when new candidate sites, datacenters or interconnection-queue requests appear in your markets, score and capacity history, and CSV export. Enterprise adds team seats, weekly data files for all 147,272 sites, the REST API and an MCP server for AI tools.