OZ St. Louis
GreenfieldSt. Louis County, Minnesota · MISO
At a glance
OZ St. Louis is a greenfield datacenter candidate site in St. Louis County, Minnesota, scoring 53.8/100 DC Readiness — 105th of 179 scored sites in the county. It sits in the MISO grid region and the CITY OF ELY - (MN) service territory, where interconnection has averaged 4.3 years from request to operation.
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 OZ St. Louis compare with other sites in St. Louis County?
OZ St. Louis ranks 105th of 179 scored candidate sites in St. Louis County. Its 53.8/100 is roughly in line with the county average of 53.7. It is roughly in line with the Minnesota average of 55.7 and roughly in line with the national average of 53.2.
Against the Minnesota average, its strongest sub-score is water (92 vs 91) and its weakest is natural hazard (35 vs 74). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.
How close is OZ St. Louis to power, fiber and other datacenters?
For connectivity, the nearest internet exchange facility is ark data centers - Duluth, MN at 75.7 miles. 15 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is Ark Duluth Data Center, 75.7 miles away.
What are the flood, water and hazard risks at OZ St. Louis?
The site is in FEMA flood zone X, outside the Special Flood Hazard Area (minimal or moderate flood risk). WRI rates baseline water stress at 0.40 on a 0–5 scale. Mapped wetlands (National Wetlands Inventory) are present on the parcel. The parcel overlaps designated critical habitat (Canada Lynx (Final), Gray wolf (Final)). A Superfund site is nearby (NORTHWOODS COLLISION CENTER). At the county level, FEMA's National Risk Index rates St. Louis 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 St. Louis County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| OZ St. Louis | Greenfield | — | — | 4.3 yrs | 65.2 |
| FORBES | Substation-Adjacent | 500 kV | 1,000 MW | 4.3 yrs | 65.2 |
| OZ St. Louis | Greenfield | — | — | 4.3 yrs | 64.0 |
| UNKNOWN129377 | Substation-Adjacent | 230 kV | 300 MW | 4.3 yrs | 61.1 |
| SHANNON | Substation-Adjacent | 230 kV | 300 MW | 4.3 yrs | 60.0 |
| Greenfield (ROSEAU COUNTY - FORBES) | Greenfield | 500 kV | 1,000 MW | 4.3 yrs | 59.0 |
| Greenfield (FORBES - CHISAGO) | Greenfield | 500 kV | 1,000 MW | 4.3 yrs | 58.3 |
| UNKNOWN130349 | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 57.4 |
OZ St. Louis: common questions
What is the DC Readiness score of OZ St. Louis?
OZ St. Louis scores 53.8/100 on the GridCensus DC Readiness scale, rated fair. It ranks 105th of 179 scored sites in St. Louis County. The St. Louis County average is 53.7 and the Minnesota average is 55.7.
Which electric utility serves OZ St. Louis?
CITY OF ELY - (MN) (not available) holds the retail service territory that contains the site.
What grid region is OZ St. Louis in?
OZ St. Louis is in the MISO region. Projects interconnecting there have averaged a 4.3-year wait from queue request to operation.
Is OZ St. Louis in a flood zone?
The site is in FEMA flood zone X, outside the Special Flood Hazard Area (minimal or moderate flood risk).
Who owns OZ St. Louis?
Parcel records list the owner as Ely Area Community Foundation Inc (private land).
How far is OZ St. Louis from an internet exchange?
The nearest internet exchange facility is ark data centers - Duluth, MN, about 75.7 miles away; 15 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, “OZ St. Louis, St. Louis County, MN”, https://gridcensus.com/datacenter-sites/minnesota/st-louis-county/oz-st-louis-257a2bfb (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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