Altman
IndustrialWestchester County, New York · NYISO
At a glance
Altman is an industrial datacenter candidate site in Westchester County, New York, scoring 54.8/100 DC Readiness — 19th of 50 scored sites in the county. It sits in the NYISO grid region and the CONSOLIDATED EDISON CO-NY INC service territory, where interconnection has averaged 4.3 years from request to operation.
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 Altman compare with other sites in Westchester County?
Altman ranks 19th of 50 scored candidate sites in Westchester County. Its 54.8/100 is roughly in line with the county average of 56.9. It is roughly in line with the New York average of 54.0 and roughly in line with the national average of 53.2.
Against the New York average, its strongest sub-score is fiber connectivity (94 vs 76) and its weakest is power availability (30 vs 38). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.
How close is Altman to power, fiber and other datacenters?
The nearest located transmission bottleneck is DUNWODIE 345 DUNWOODN 345 1 (NYISO), 2 miles away. For connectivity, the nearest internet exchange facility is ColoHouse New York at 7.6 miles. 9 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is Datacenter 00802054282, 0.8 miles away.
What are the flood, water and hazard risks at Altman?
At the county level, FEMA's National Risk Index rates Westchester 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 Westchester County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| PLEASENTVILLE | Substation-Adjacent | 345 kV | 600 MW | 4.3 yrs | 67.4 |
| UNKNOWN129188 | Substation-Adjacent | 345 kV | 600 MW | 4.3 yrs | 67.4 |
| MILLWOOD | Substation-Adjacent | 345 kV | 600 MW | 4.3 yrs | 67.2 |
| WATERSIDE | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 63.9 |
| SOUTH END | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 63.3 |
| GLENBROOK | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 63.2 |
| OZ Westchester | Greenfield | — | — | 4.3 yrs | 62.4 |
| COS COB | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 62.2 |
Altman: common questions
What is the DC Readiness score of Altman?
Altman scores 54.8/100 on the GridCensus DC Readiness scale, rated fair. It ranks 19th of 50 scored sites in Westchester County. The Westchester County average is 56.9 and the New York average is 54.0.
Which electric utility serves Altman?
CONSOLIDATED EDISON CO-NY INC (investor owned) holds the retail service territory that contains the site; its holding company is CONSOLIDATED EDISON.
What grid region is Altman in?
Altman is in the NYISO region. Projects interconnecting there have averaged a 4.3-year wait from queue request to operation.
How far is Altman from an internet exchange?
The nearest internet exchange facility is ColoHouse New York, about 7.6 miles away; 9 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, “Altman, Westchester County, NY”, https://gridcensus.com/datacenter-sites/new-york/westchester-county/altman-a76bf568 (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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