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Gridcensus

Nassau County, New York · ISO-NE

DC Readiness
60.0
Good / 100

At a glance

BRIGHTWATERS is a substation-adjacent datacenter candidate site in Nassau County, New York, scoring 60.0/100 DC Readiness — 29th of 130 scored sites in the county. Its nearest substation is BRIGHTWATERS (0 mi, 69 kV). It sits in the ISO-NE grid region and the FISHERS ISLAND UTILITY CO INC service territory, where interconnection has averaged 4.3 years from request to operation. GridCensus catalogs 50 MW of candidate capacity here.

Power & interconnection

Nearest substationBRIGHTWATERS
Substation distance0.0 mi
Substation voltage69 kV
Available capacity50 MW
UtilityFISHERS ISLAND UTILITY CO INCinvestor owned

Speed to power

Interconnection outlookModerate
≈ 4.9 yrs typical interconnection wait

Middle-of-the-pack interconnection conditions for this grid.

ISO / RTO regionISO-NE
Queue depth6
Avg queue wait4.3 yrs
Recent queue wait4.9 yrs
Completion rate25%
Withdrawal rate75%

Connectivity

Nearest IXPCrown Castle Brentwood (1650 Islip)
IXP distance5.3 mi
Fiber providers12
Fiber coverage100.0%

Site characteristics

Risk & environment

Environmental constraintNone (0/100)
Water stress (WRI)Low
Wetlands (NWI)—
Critical habitat—
Superfund nearby—
Hazard sub-score65/100

Location context

Nearest datacenterCrown Castle Brentwood (1650 Islip)
DC distance5.3 mi
County hazard (FEMA NRI)Relatively High (35)
DC tax incentiveYes (sales_tax_exemption)
Commercial electricity15.40¢/kWh
Industrial electricity27.43¢/kWh
Cooling degree days700
Heating degree days6,100
Land price / acre$62,463

Regulatory climate

Restrictivestate posture · as of 2026-08

First statewide moratorium (2026): 1-yr hold on certain permits for large DCs + impact study.

DC tax incentiveNo / suspended
Large-load threshold≥ 50 MW

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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≥ 7560–7540–60≤ 40
This site + 8 nearby

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How does BRIGHTWATERS compare with other sites in Nassau County?

BRIGHTWATERS ranks 29th of 130 scored candidate sites in Nassau County. Its 60.0/100 is roughly in line with the county average of 57.5. It is about 11% above the New York average of 54.0 and about 13% above the national average of 53.2.

Against the New York average, its strongest sub-score is fiber connectivity (95 vs 76) and its weakest is water (90 vs 90). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.

How close is BRIGHTWATERS to power, fiber and other datacenters?

The nearest mapped substation, BRIGHTWATERS, is about 0 miles away and operates at 69 kV. The nearest located transmission bottleneck is DEPOSIT 69 INDIANHD 69 1 (NYISO), 11 miles away. For connectivity, the nearest internet exchange facility is Crown Castle Brentwood (1650 Islip) at 5.3 miles. 12 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is Crown Castle Brentwood (1650 Islip), 5.3 miles away.

What are the flood, water and hazard risks at BRIGHTWATERS?

At the county level, FEMA's National Risk Index rates Nassau County "Relatively High".

Full DC Readiness breakdown

All 13 weighted sub-scores (0–100) behind the composite DC Readiness score.

Power availability20%
46
Speed to power20%
48
Fiber connectivity12%
95
Energy cost10%
50
Water risk7%
90
Natural hazard6%
65
Buildability7%
60
Labor market4%
50
DC cluster4%
80
Land / acreage3%
48
Construction cost3%
50
Gas pipeline2%
10
Tax incentive1%
100
Climate / cooling1%
90

Nearby comparable sites

Other scored datacenter candidate sites in Nassau County, ranked by DC Readiness.

Sites near BRIGHTWATERS
SiteTypeVoltageCapacityQueue waitScore
DUFFY AVENUE CONVERTER STATIONSubstation-Adjacent500 kV1,000 MW4.3 yrs70.2
SHORE RDSubstation-Adjacent345 kV600 MW4.3 yrs68.8
EAST GARDEN CITYSubstation-Adjacent345 kV600 MW4.3 yrs67.6
NEWBRIDGE ROADSubstation-Adjacent345 kV600 MW4.3 yrs67.3
TAP141012Substation-Adjacent138 kV100 MW4.3 yrs63.3
ELWOODSubstation-Adjacent138 kV100 MW4.3 yrs62.5
TAP136403Substation-Adjacent138 kV100 MW4.3 yrs62.4
TAP136404Substation-Adjacent138 kV100 MW4.3 yrs62.3

BRIGHTWATERS: common questions

What is the DC Readiness score of BRIGHTWATERS?

BRIGHTWATERS scores 60.0/100 on the GridCensus DC Readiness scale, rated good. It ranks 29th of 130 scored sites in Nassau County. The Nassau County average is 57.5 and the New York average is 54.0.

What is the nearest substation to BRIGHTWATERS?

The nearest mapped substation is BRIGHTWATERS, about 0 miles away, at 69 kV. GridCensus catalogs 50 MW of candidate capacity for the site.

Which electric utility serves BRIGHTWATERS?

FISHERS ISLAND UTILITY CO INC (investor owned) holds the retail service territory that contains the site.

What grid region is BRIGHTWATERS in?

BRIGHTWATERS is in the ISO-NE region. Projects interconnecting there have averaged a 4.3-year wait from queue request to operation.

How far is BRIGHTWATERS from an internet exchange?

The nearest internet exchange facility is Crown Castle Brentwood (1650 Islip), about 5.3 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, “BRIGHTWATERS, Nassau County, NY”, https://gridcensus.com/datacenter-sites/new-york/nassau-county/brightwaters-8daeeee8 (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 BRIGHTWATERS, Nassau 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.