ARDEN HILLS
Substation-AdjacentRamsey County, Minnesota · MISO
At a glance
ARDEN HILLS is a substation-adjacent datacenter candidate site in Ramsey County, Minnesota, scoring 61.9/100 DC Readiness — 34th of 171 scored sites in the county. Its nearest substation is ARDEN HILLS (0 mi, 115 kV). It sits in the MISO grid region and the NORTHERN STATES POWER CO - MINNESOTA service territory, 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
Incentives available; large-load tariffs emerging.
Incentive detail: Sales tax exemption on DC equipment and electricity for qualified DCs.
Site location
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How does ARDEN HILLS compare with other sites in Ramsey County?
ARDEN HILLS ranks 34th of 171 scored candidate sites in Ramsey County. Its 61.9/100 is roughly in line with the county average of 57.8. It is about 11% above the Minnesota average of 55.7 and about 16% above the national average of 53.2.
Against the Minnesota average, its strongest sub-score is fiber connectivity (89 vs 70) and its weakest is speed to power (48 vs 49). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.
How close is ARDEN HILLS to power, fiber and other datacenters?
The nearest mapped substation, ARDEN HILLS, is about 0 miles away and operates at 115 kV. The nearest located transmission bottleneck is West_Memphis_AT1_161_500kV_flo_Sans_Souci_Driver (MISO), 73 miles away. For connectivity, the nearest internet exchange facility is Verus Corportation at 6.4 miles. 9 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is Encompass Minneapolis Facility, 5.7 miles away.
What are the flood, water and hazard risks at ARDEN HILLS?
The site is in FEMA flood zone X, outside the Special Flood Hazard Area (minimal or moderate flood risk). At the county level, FEMA's National Risk Index rates Ramsey 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 Ramsey County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| TERMINAL | Substation-Adjacent | 345 kV | 600 MW | 4.3 yrs | 69.4 |
| MAXWELL | Substation-Adjacent | 345 kV | 600 MW | 4.3 yrs | 68.1 |
| KOHLMAN LAKE | Substation-Adjacent | 345 kV | 600 MW | 4.3 yrs | 68.0 |
| RIVERSIDE | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 65.3 |
| UNKNOWN129480 | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 64.6 |
| OZ Ramsey | Greenfield | — | — | 4.3 yrs | 63.8 |
| OZ Ramsey | Greenfield | — | — | 4.3 yrs | 63.5 |
| EC Near High Bridge | Greenfield | — | — | 4.3 yrs | 63.5 |
ARDEN HILLS: common questions
What is the DC Readiness score of ARDEN HILLS?
ARDEN HILLS scores 61.9/100 on the GridCensus DC Readiness scale, rated good. It ranks 34th of 171 scored sites in Ramsey County. The Ramsey County average is 57.8 and the Minnesota average is 55.7.
What is the nearest substation to ARDEN HILLS?
The nearest mapped substation is ARDEN HILLS, about 0 miles away, at 115 kV. GridCensus catalogs 100 MW of candidate capacity for the site.
Which electric utility serves ARDEN HILLS?
NORTHERN STATES POWER CO - MINNESOTA (investor owned) holds the retail service territory that contains the site; its holding company is XCEL ENERGY INC.
What grid region is ARDEN HILLS in?
ARDEN HILLS is in the MISO region. Projects interconnecting there have averaged a 4.3-year wait from queue request to operation.
Is ARDEN HILLS in a flood zone?
The site is in FEMA flood zone X, outside the Special Flood Hazard Area (minimal or moderate flood risk).
How far is ARDEN HILLS from an internet exchange?
The nearest internet exchange facility is Verus Corportation, about 6.4 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, “ARDEN HILLS, Ramsey County, MN”, https://gridcensus.com/datacenter-sites/minnesota/ramsey-county/arden-hills-0bd0dae2 (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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