OZ Buena Vista
GreenfieldBuena Vista, Iowa · MISO
At a glance
OZ Buena Vista is a greenfield datacenter candidate site in Buena Vista, Iowa, scoring 52.5/100 DC Readiness — 35th of 36 scored sites in the county. It sits in the MISO grid region and the MIDAMERICAN ENERGY CO 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
Strong incentives; utilities courting hyperscale load.
Incentive detail: Sales tax exemption on DC equipment for $1M+ investments; property tax phase-in for new construction.
Site location
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How does OZ Buena Vista compare with other sites in Buena Vista?
OZ Buena Vista ranks 35th of 36 scored candidate sites in Buena Vista. Its 52.5/100 is roughly in line with the county average of 55.0. It is roughly in line with the Iowa average of 56.4 and roughly in line with the national average of 53.2.
Against the Iowa average, its strongest sub-score is water (90 vs 87) and its weakest is fiber connectivity (54 vs 77). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.
How close is OZ Buena Vista to power, fiber and other datacenters?
The nearest located transmission bottleneck is Raun_Tekamho_161kV_ftlo_Raun_Ft_Cal_345kV (MISO), 64 miles away. For connectivity, the nearest internet exchange facility is South Spencer Aureon hut at 33.7 miles. 11 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is South Spencer Aureon hut, 33.7 miles away.
What are the flood, water and hazard risks at OZ Buena Vista?
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 0.60 on a 0–5 scale. No mapped wetlands are recorded on the parcel. A Superfund site is nearby (DEKALB GENETICS CORPORATION). At the county level, FEMA's National Risk Index rates Buena Vista "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 Buena Vista, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| EC Near Alta Municipal Utilities | Greenfield | — | — | 4.3 yrs | 57.9 |
| EC Near Alta Municipal Utilities | Greenfield | — | — | 4.3 yrs | 57.7 |
| EC Near Alta Municipal Utilities | Greenfield | — | — | 4.3 yrs | 57.4 |
| EC Near Alta Municipal Utilities | Greenfield | — | — | 4.3 yrs | 57.3 |
| UNKNOWN130442 | Substation-Adjacent | 161 kV | 100 MW | 4.3 yrs | 57.1 |
| EC Near Alta Municipal Utilities | Greenfield | — | — | 4.3 yrs | 56.9 |
| EC Near Alta Municipal Utilities | Greenfield | — | — | 4.3 yrs | 56.8 |
| EC Near Alta Municipal Utilities | Greenfield | — | — | 4.3 yrs | 56.5 |
OZ Buena Vista: common questions
What is the DC Readiness score of OZ Buena Vista?
OZ Buena Vista scores 52.5/100 on the GridCensus DC Readiness scale, rated fair. It ranks 35th of 36 scored sites in Buena Vista. The Buena Vista average is 55.0 and the Iowa average is 56.4.
Which electric utility serves OZ Buena Vista?
MIDAMERICAN ENERGY CO (investor owned) holds the retail service territory that contains the site; its holding company is BERKSHIRE HATHAWAY ENERGY.
What grid region is OZ Buena Vista in?
OZ Buena Vista is in the MISO region. Projects interconnecting there have averaged a 4.3-year wait from queue request to operation.
Is OZ Buena Vista 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 Buena Vista?
Parcel records list the owner as MIDAMERICAN ENERGY CO (private land).
How far is OZ Buena Vista from an internet exchange?
The nearest internet exchange facility is South Spencer Aureon hut, about 33.7 miles away; 11 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 Buena Vista, Buena Vista, IA”, https://gridcensus.com/datacenter-sites/iowa/buena-vista/oz-buena-vista-057185c9 (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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