Greenfield (UNKNOWN118105 - UNKNOWN118157)
GreenfieldJohnson County, Kansas · SPP
At a glance
Greenfield (UNKNOWN118105 - UNKNOWN118157) is a greenfield datacenter candidate site in Johnson County, Kansas, scoring 55.8/100 DC Readiness — 43rd of 63 scored sites in the county. Its nearest substation is UNKNOWN118105. It sits in the SPP grid region, where interconnection has averaged 4.3 years from request to operation. GridCensus catalogs 100 MW of candidate capacity here.
Power & interconnection
Speed to power
Middle-of-the-pack interconnection conditions for this grid.
Connectivity
Site characteristics
Risk & environment
Location context
Regulatory climate
No notable statewide DC restriction on record; confirm local zoning and utility tariffs.
Incentive detail: PEAK program payroll tax incentives; IRB property tax exemptions available.
Site location
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How does Greenfield (UNKNOWN118105 - UNKNOWN118157) compare with other sites in Johnson County?
Greenfield (UNKNOWN118105 - UNKNOWN118157) ranks 43rd of 63 scored candidate sites in Johnson County. Its 55.8/100 is roughly in line with the county average of 59.3. It is roughly in line with the Kansas average of 53.2 and roughly in line with the national average of 53.2.
Against the Kansas average, its strongest sub-score is fiber connectivity (97 vs 71) and its weakest is power availability (32 vs 38). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.
How close is Greenfield (UNKNOWN118105 - UNKNOWN118157) to power, fiber and other datacenters?
The nearest mapped substation, UNKNOWN118105, is the closest grid connection point on record and operates at 161 kV. The nearest located transmission bottleneck is TMP338_28287 (SPP), 17 miles away. For connectivity, the nearest internet exchange facility is LightEdge Kansas City Cavern (KCI2) at 2.9 miles. 17 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is LightEdge Kansas City Cavern (KCI2), 2.9 miles away.
What are the flood, water and hazard risks at Greenfield (UNKNOWN118105 - UNKNOWN118157)?
At the county level, FEMA's National Risk Index rates Johnson 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 Johnson County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| CRAIG | Substation-Adjacent | 345 kV | 600 MW | 4.3 yrs | 67.6 |
| UNKNOWN118616 | Substation-Adjacent | 345 kV | 600 MW | 4.3 yrs | 67.2 |
| STILWELL | Substation-Adjacent | 345 kV | 600 MW | 4.3 yrs | 66.3 |
| WEST GARDNER | Substation-Adjacent | 345 kV | 600 MW | 4.3 yrs | 65.6 |
| UNKNOWN118160 | Substation-Adjacent | 161 kV | 100 MW | 4.3 yrs | 62.4 |
| TAP161520 | Substation-Adjacent | 161 kV | 100 MW | 4.3 yrs | 62.4 |
| UNKNOWN118112 | Substation-Adjacent | 161 kV | 100 MW | 4.3 yrs | 62.3 |
| UNKNOWN118104 | Substation-Adjacent | 161 kV | 100 MW | 4.3 yrs | 62.3 |
Greenfield (UNKNOWN118105 - UNKNOWN118157): common questions
What is the DC Readiness score of Greenfield (UNKNOWN118105 - UNKNOWN118157)?
Greenfield (UNKNOWN118105 - UNKNOWN118157) scores 55.8/100 on the GridCensus DC Readiness scale, rated good. It ranks 43rd of 63 scored sites in Johnson County. The Johnson County average is 59.3 and the Kansas average is 53.2.
What is the nearest substation to Greenfield (UNKNOWN118105 - UNKNOWN118157)?
The nearest mapped substation is UNKNOWN118105, at 161 kV. GridCensus catalogs 100 MW of candidate capacity for the site.
What grid region is Greenfield (UNKNOWN118105 - UNKNOWN118157) in?
Greenfield (UNKNOWN118105 - UNKNOWN118157) is in the SPP region. Projects interconnecting there have averaged a 4.3-year wait from queue request to operation.
How far is Greenfield (UNKNOWN118105 - UNKNOWN118157) from an internet exchange?
The nearest internet exchange facility is LightEdge Kansas City Cavern (KCI2), about 2.9 miles away; 17 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 (UNKNOWN118105 - UNKNOWN118157), Johnson County, KS”, https://gridcensus.com/datacenter-sites/kansas/johnson-county/greenfield-unknown118105-unknown118157-a7d2caee (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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