Greenfield (HOPKINS - TAP153956)
GreenfieldBoone County, Colorado · PJM
At a glance
Greenfield (HOPKINS - TAP153956) is a greenfield datacenter candidate site in Boone County, Colorado, scoring 48.9/100 DC Readiness — 207th of 207 scored sites in the county. Its nearest substation is HOPKINS. It sits in the PJM grid region, where interconnection has averaged 4.7 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
No notable statewide DC restriction on record; confirm local zoning and utility tariffs.
Site location
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How does Greenfield (HOPKINS - TAP153956) compare with other sites in Boone County?
Greenfield (HOPKINS - TAP153956) ranks 207th of 207 scored candidate sites in Boone County. Its 48.9/100 is roughly in line with the county average of 52.4. 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 water (92 vs 37) and its weakest is speed to power (36 vs 53). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.
How close is Greenfield (HOPKINS - TAP153956) to power, fiber and other datacenters?
The nearest mapped substation, HOPKINS, is the closest grid connection point on record and operates at 138 kV. For connectivity, the nearest internet exchange facility is Alpha Technologies DC1 at 24.9 miles. 2 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is Alpha Technologies DC1, 24.9 miles away.
What are the flood, water and hazard risks at Greenfield (HOPKINS - TAP153956)?
At the county level, FEMA's National Risk Index rates Boone County "Relatively Low".
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 Boone County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| EC FFE Boone County | Greenfield | — | — | 3.0 yrs | 59.3 |
| UNKNOWN154033 | Substation-Adjacent | 138 kV | 100 MW | 3.0 yrs | 58.8 |
| HOPKINS | Substation-Adjacent | 138 kV | 100 MW | 3.0 yrs | 58.8 |
| UNKNOWN108947 | Substation-Adjacent | 138 kV | 100 MW | 3.0 yrs | 58.7 |
| TAP137106 | Substation-Adjacent | 138 kV | 100 MW | 3.0 yrs | 58.1 |
| EC Coal Boone County | Greenfield | — | — | 3.0 yrs | 58.1 |
| EC Coal Boone County | Greenfield | — | — | 3.0 yrs | 58.0 |
| UNKNOWN130385 | Substation-Adjacent | 138 kV | 100 MW | 3.0 yrs | 58.0 |
Greenfield (HOPKINS - TAP153956): common questions
What is the DC Readiness score of Greenfield (HOPKINS - TAP153956)?
Greenfield (HOPKINS - TAP153956) scores 48.9/100 on the GridCensus DC Readiness scale, rated fair. It ranks 207th of 207 scored sites in Boone County. The Boone County average is 52.4 and the Colorado average is 50.6.
What is the nearest substation to Greenfield (HOPKINS - TAP153956)?
The nearest mapped substation is HOPKINS, at 138 kV. GridCensus catalogs 100 MW of candidate capacity for the site.
What grid region is Greenfield (HOPKINS - TAP153956) in?
Greenfield (HOPKINS - TAP153956) is in the PJM region. Projects interconnecting there have averaged a 4.7-year wait from queue request to operation.
How far is Greenfield (HOPKINS - TAP153956) from an internet exchange?
The nearest internet exchange facility is Alpha Technologies DC1, about 24.9 miles away; 2 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 (HOPKINS - TAP153956), Boone County, CO”, https://gridcensus.com/datacenter-sites/colorado/boone-county/greenfield-hopkins-tap153956-973d7e9e (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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