NEW CASTLE
Substation-AdjacentGarfield County, Colorado · WECC
At a glance
NEW CASTLE is a substation-adjacent datacenter candidate site in Garfield County, Colorado, scoring 50.0/100 DC Readiness — 26th of 55 scored sites in the county. Its nearest substation is NEW CASTLE (0 mi, 69 kV). It sits in the WECC grid region and the PUBLIC SERVICE CO OF COLORADO service territory, where interconnection has averaged 3.5 years from request to operation. GridCensus catalogs 50 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: Enterprise Zone sales tax exemptions; broadband equipment tax credit.
Site location
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How does NEW CASTLE compare with other sites in Garfield County?
NEW CASTLE ranks 26th of 55 scored candidate sites in Garfield County. Its 50.0/100 is roughly in line with the county average of 49.6. It is roughly in line with the Colorado average of 50.6 and roughly in line with the national average of 53.2.
Against the Colorado average, its strongest sub-score is power availability (46 vs 38) and its weakest is fiber connectivity (55 vs 62). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.
How close is NEW CASTLE to power, fiber and other datacenters?
The nearest mapped substation, NEW CASTLE, is about 0 miles away and operates at 69 kV. For connectivity, the nearest internet exchange facility is STRATA Vernal Data Center at 121.8 miles. 5 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is Strata Networks, 121.8 miles away.
What are the flood, water and hazard risks at NEW CASTLE?
At the county level, FEMA's National Risk Index rates Garfield County "Relatively Moderate".
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 Garfield County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| RIFLE UTE | Substation-Adjacent | 345 kV | 600 MW | 3.5 yrs | 58.2 |
| TAP203975 | Substation-Adjacent | 345 kV | 600 MW | 3.5 yrs | 58.2 |
| UNKNOWN203894 | Substation-Adjacent | 230 kV | 300 MW | 3.5 yrs | 57.0 |
| WHEELER | Substation-Adjacent | 230 kV | 300 MW | 3.5 yrs | 56.5 |
| PARACHUTE | Substation-Adjacent | 230 kV | 300 MW | 3.5 yrs | 56.4 |
| New Rifle Mill | Brownfield | 138 kV | 2 MW | 3.5 yrs | 56.4 |
| STARKEY GULCH | Substation-Adjacent | 230 kV | 300 MW | 3.5 yrs | 56.3 |
| MIDDLE FORK | Substation-Adjacent | 230 kV | 300 MW | 3.5 yrs | 55.8 |
NEW CASTLE: common questions
What is the DC Readiness score of NEW CASTLE?
NEW CASTLE scores 50.0/100 on the GridCensus DC Readiness scale, rated fair. It ranks 26th of 55 scored sites in Garfield County. The Garfield County average is 49.6 and the Colorado average is 50.6.
What is the nearest substation to NEW CASTLE?
The nearest mapped substation is NEW CASTLE, about 0 miles away, at 69 kV. GridCensus catalogs 50 MW of candidate capacity for the site.
Which electric utility serves NEW CASTLE?
PUBLIC SERVICE CO OF COLORADO (investor owned) holds the retail service territory that contains the site; its holding company is XCEL ENERGY.
What grid region is NEW CASTLE in?
NEW CASTLE is in the WECC region. Projects interconnecting there have averaged a 3.5-year wait from queue request to operation.
How far is NEW CASTLE from an internet exchange?
The nearest internet exchange facility is STRATA Vernal Data Center, about 121.8 miles away; 5 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, “NEW CASTLE, Garfield County, CO”, https://gridcensus.com/datacenter-sites/colorado/garfield-county/new-castle-d79b4fb3 (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 NEW CASTLE, Garfield 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.