Greenfield (UNKNOWN114916 - MARSHALL STEAM)
GreenfieldForsyth County, North Carolina · SERC
At a glance
Greenfield (UNKNOWN114916 - MARSHALL STEAM) is a greenfield datacenter candidate site in Forsyth County, North Carolina, scoring 54.9/100 DC Readiness — 52nd of 72 scored sites in the county. Its nearest substation is UNKNOWN114916. It sits in the SERC grid region and the DUKE ENERGY CAROLINAS, LLC service territory, where interconnection has averaged 5.3 years from request to operation. GridCensus catalogs 300 MW of candidate capacity here.
Power & interconnection
Speed to power
Deep queue and long historical waits — plan for a multi-year interconnection timeline and engage the utility early.
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 DC equipment and electricity for $75M+ investments; property tax abatement.
Site location
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How does Greenfield (UNKNOWN114916 - MARSHALL STEAM) compare with other sites in Forsyth County?
Greenfield (UNKNOWN114916 - MARSHALL STEAM) ranks 52nd of 72 scored candidate sites in Forsyth County. Its 54.9/100 is roughly in line with the county average of 54.9. It is roughly in line with the North Carolina average of 55.1 and roughly in line with the national average of 53.2.
Against the North Carolina average, its strongest sub-score is power availability (50 vs 42) and its weakest is fiber connectivity (66 vs 70). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.
How close is Greenfield (UNKNOWN114916 - MARSHALL STEAM) to power, fiber and other datacenters?
The nearest mapped substation, UNKNOWN114916, is the closest grid connection point on record and operates at 230 kV. For connectivity, the nearest internet exchange facility is Segra Kannapolis at 37 miles. 12 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is Segra Kannapolis, 37 miles away.
What are the flood, water and hazard risks at Greenfield (UNKNOWN114916 - MARSHALL STEAM)?
At the county level, FEMA's National Risk Index rates Forsyth County "Relatively High".
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 Forsyth County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| UNKNOWN115091 | Substation-Adjacent | 230 kV | 300 MW | 5.3 yrs | 61.5 |
| UNKNOWN114916 | Substation-Adjacent | 230 kV | 300 MW | 5.3 yrs | 61.5 |
| OZ Forsyth | Greenfield | — | — | 5.3 yrs | 60.4 |
| EC Near Salem Energy Systems LLC | Greenfield | — | — | 5.3 yrs | 59.8 |
| EC Near Salem Energy Systems LLC | Greenfield | — | — | 5.3 yrs | 59.4 |
| EC Near Salem Energy Systems LLC | Greenfield | — | — | 5.3 yrs | 58.7 |
| EC Near Salem Energy Systems LLC | Greenfield | — | — | 5.3 yrs | 58.5 |
| EC Near Salem Energy Systems LLC | Greenfield | — | — | 5.3 yrs | 57.8 |
Greenfield (UNKNOWN114916 - MARSHALL STEAM): common questions
What is the DC Readiness score of Greenfield (UNKNOWN114916 - MARSHALL STEAM)?
Greenfield (UNKNOWN114916 - MARSHALL STEAM) scores 54.9/100 on the GridCensus DC Readiness scale, rated fair. It ranks 52nd of 72 scored sites in Forsyth County. The Forsyth County average is 54.9 and the North Carolina average is 55.1.
What is the nearest substation to Greenfield (UNKNOWN114916 - MARSHALL STEAM)?
The nearest mapped substation is UNKNOWN114916, at 230 kV. GridCensus catalogs 300 MW of candidate capacity for the site.
Which electric utility serves Greenfield (UNKNOWN114916 - MARSHALL STEAM)?
DUKE ENERGY CAROLINAS, LLC (investor owned) holds the retail service territory that contains the site; its holding company is DUKE ENERGY CORP.
What grid region is Greenfield (UNKNOWN114916 - MARSHALL STEAM) in?
Greenfield (UNKNOWN114916 - MARSHALL STEAM) is in the SERC region. Projects interconnecting there have averaged a 5.3-year wait from queue request to operation.
How far is Greenfield (UNKNOWN114916 - MARSHALL STEAM) from an internet exchange?
The nearest internet exchange facility is Segra Kannapolis, about 37 miles away; 12 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, “Greenfield (UNKNOWN114916 - MARSHALL STEAM), Forsyth County, NC”, https://gridcensus.com/datacenter-sites/north-carolina/forsyth-county/greenfield-unknown114916-marshall-steam-b29289bf (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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Every site and score for Greenfield (UNKNOWN114916 - MARSHALL STEAM), Forsyth 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.