Greenfield (MOON SWITCHES - HARTFIELD)
GreenfieldChautauqua County, New York · NYISO
At a glance
Greenfield (MOON SWITCHES - HARTFIELD) is a greenfield datacenter candidate site in Chautauqua County, New York, scoring 47.8/100 DC Readiness — 59th of 60 scored sites in the county. Its nearest substation is MOON SWITCHES. It sits in the NYISO grid region and the NIAGARA MOHAWK POWER CORP. service territory, where interconnection has averaged 4.3 years from request to operation. GridCensus catalogs 100 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
First statewide moratorium (2026): 1-yr hold on certain permits for large DCs + impact study.
Moratorium/permit hold targets large datacenters.
Incentive detail: Excelsior Jobs Program tax credits; IDA property tax abatements (PILOT); Empire State Digital Gaming.
Site location
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How does Greenfield (MOON SWITCHES - HARTFIELD) compare with other sites in Chautauqua County?
Greenfield (MOON SWITCHES - HARTFIELD) ranks 59th of 60 scored candidate sites in Chautauqua County. Its 47.8/100 is roughly in line with the county average of 51.2. It is about 11% below the New York average of 54.0 and about 10% below the national average of 53.2.
Against the New York average, its strongest sub-score is natural hazard (65 vs 64) and its weakest is fiber connectivity (59 vs 76). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.
How close is Greenfield (MOON SWITCHES - HARTFIELD) to power, fiber and other datacenters?
The nearest mapped substation, MOON SWITCHES, is the closest grid connection point on record and operates at 115 kV. The nearest located transmission bottleneck is BUFALO78 115 HUNTLEY 115 1 (NYISO), 53 miles away. For connectivity, the nearest internet exchange facility is Victory Technology Center at 47.1 miles. 8 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is Victory Technology Center, 47.1 miles away.
What are the flood, water and hazard risks at Greenfield (MOON SWITCHES - HARTFIELD)?
At the county level, FEMA's National Risk Index rates Chautauqua 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 Chautauqua County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| DUNKIRK | Substation-Adjacent | 230 kV | 300 MW | 4.3 yrs | 59.4 |
| SILVER CREEK | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 56.2 |
| OZ Chautauqua | Greenfield | — | — | 4.3 yrs | 55.6 |
| BENNETT RD | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 55.0 |
| DEADEND166942 | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 55.0 |
| CUMMINS | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 55.0 |
| TAP138731 | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 55.0 |
| UNKNOWN124349 | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 55.0 |
Greenfield (MOON SWITCHES - HARTFIELD): common questions
What is the DC Readiness score of Greenfield (MOON SWITCHES - HARTFIELD)?
Greenfield (MOON SWITCHES - HARTFIELD) scores 47.8/100 on the GridCensus DC Readiness scale, rated fair. It ranks 59th of 60 scored sites in Chautauqua County. The Chautauqua County average is 51.2 and the New York average is 54.0.
What is the nearest substation to Greenfield (MOON SWITCHES - HARTFIELD)?
The nearest mapped substation is MOON SWITCHES, at 115 kV. GridCensus catalogs 100 MW of candidate capacity for the site.
Which electric utility serves Greenfield (MOON SWITCHES - HARTFIELD)?
NIAGARA MOHAWK POWER CORP. (investor owned) holds the retail service territory that contains the site; its holding company is NATIONAL GRID GROUP PLC.
What grid region is Greenfield (MOON SWITCHES - HARTFIELD) in?
Greenfield (MOON SWITCHES - HARTFIELD) is in the NYISO region. Projects interconnecting there have averaged a 4.3-year wait from queue request to operation.
How far is Greenfield (MOON SWITCHES - HARTFIELD) from an internet exchange?
The nearest internet exchange facility is Victory Technology Center, about 47.1 miles away; 8 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 (MOON SWITCHES - HARTFIELD), Chautauqua County, NY”, https://gridcensus.com/datacenter-sites/new-york/chautauqua-county/greenfield-moon-switches-hartfield-202eeb85 (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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