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Microsoft

OperatingEst.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. As of Oct 12, 2026.HyperscaleBuildingPolk County, Iowa

Microsoft is an operating hyperscale in Iowa. Operated or owned by Microsoft. Power capacity has not been disclosed or collected yet. Verification: unverified. 6 cited sources.

Part of Microsoft — Polk County, IA campus

20% profile completeness
15 claims from 6 sources
Last verified against sources: Oct 12, 2026
Newest dated evidence: Oct 12, 2026
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Cite this
Text
Datacenter Source. “Microsoft.” /facilities/microsoft-polk-county-ia-8. Data as of 2026-10-12. Accessed 2026-10-12.
BibTeX
@misc{datacentersource_microsoft_polk_county_ia_8_2026,
  title = {{Microsoft}},
  author = {{Datacenter Source}},
  year = {2026},
  howpublished = {\url{/facilities/microsoft-polk-county-ia-8}},
  note = {Data as of 2026-10-12; accessed 2026-10-12. Compiled from cited sources, including OpenStreetMap contributors (ODbL) and Epoch AI (CC BY 4.0)},
}

Please also cite the original source of any specific figure (linked beside it).

Current facility power
Not yet sourced
Planned capacity
Not yet sourced
Building footprint
141,300 sq ft[1]
Est.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. As of Oct 12, 2026.Likelyderived
Buildings (planned)
Not yet sourced
Capital cost / investment
Not yet sourced
First operational
Not yet sourced

POWER & GRID

Time-to-power · verification · interconnection
Time to power
Operating (community-mapped, unverified)
Low confidence
Project verification
Unverified
Evidence is limited to community map.
Current stage
Operational
Furthest stage with documented evidence
Utility · ISO
MidAmerican Energy · MISO
Substation: Microsoft Project Alluvion Data Center (161 kV) (nearest, unverified)

Power reality

Announced
No record
Interconnection request
No record
Contracted / approved
No record
Under construction
No record
Operational
No record
AI evidence brief
Summarizes only the evidence on this page. Answers citing anything else are rejected automatically.

Project verification

Development
  1. Announcedimplied by a later stage
  2. Land acquiredimplied by a later stage
  3. Planning / zoningimplied by a later stage
  4. Permittingimplied by a later stage
Grid interconnection
  1. Interconnection application
  2. Feasibility study
  3. System impact study
  4. Facilities study
  5. Interconnection agreement / service contract
Build & energization
  1. Financing
  2. Under constructionimplied by a later stage
  3. Energizationimplied by a later stage
  4. OperationalOct 12, 2026
    Community map
    • Oct 12, 2026 · Reported status: operating[1]

● documented · ◌ implied by a later stage · ○ no evidence found. Dates are those of the earliest dated evidence, which can be later than when a stage actually began. Evidence classes: Community map.

Grid path

  1. facility
    Microsoft
  2. substation
    Microsoft Project Alluvion Data Center (161 kV)[1]
    Proximity onlyUnverified
    Nearest mapped substation, 0.49 km away. Proximity does not establish that it serves the site.
  3. transmission
    161 kV line[1]
    Proximity onlyUnverified
    Highest-voltage line mapped within 2 km (0.45 km away). Not confirmed as the supply path.
  4. utility
    MidAmerican Energy[2]
    Service territoryLikely
    Retail service territory containing the site
  5. ISO / RTO
    MISO[3]
    Service territoryLikely
    Balancing authority: MISO
Substation capacity:
not published
Required upgrades:
not yet sourced
Congestion:
not yet sourced (no nodal price data)

Dashed boxes are based on proximity only and do not establish which asset serves the site.

Interconnection records

No interconnection-queue record is linked to this site. Of the ISOs we ingest, only NYISO publishes large-load requests; PJM, ERCOT, MISO, SPP and CAISO queues list generation only.

On-site & dedicated generation

No on-site, behind-the-meter or dedicated generation found in sources.

LOCAL IMPACT

Water · generation · incentives · regulation · rates

Water & cooling

Not yet collected: we haven't found a source for water use or the cooling type at this site. Know one? Add a source

On-site generation & air permits

Not yet collected: we haven't found a source for on-site generation or an air permit for this site. Know one? Add a source

Incentives

Not yet collected: we haven't found a source for tax abatements, PILOTs or other incentives for this project. Know one? Add a source

Regulatory events

Not yet collected: we haven't found a source for hearings, rezonings, permits or commission proceedings. Know one? Add a source

Utility & rates

Not yet collected: we haven't found a source for a large-load tariff or commission docket for MidAmerican Energy. Know one? Add a source

Location & imagery

Mapped outline
Coordinates
41.51854, -93.70252
County
Polk County
Photographs

No openly licensed ground-level photos matched to this site yet.

Ownership, operation & customers

  1. 1. Property owner of record
    Not identified
  2. 2. Owner / developer
    Not identified
  3. 3. Operator
    Microsoft[1]Likely
  4. 4. Tenant / cloud
    Not identified
  5. 5. End customer / workload
    Not identified
Power supply
Utility:
MidAmerican Energy[2]Likely

Each link is sourced separately. The property owner of record is often a special-purpose entity; the same company appearing in two roles is shown only when sources say so.

All parties with evidence
Operator
Utility
MidAmerican Energy[2]Likely

Location falls inside this utility's retail service territory.

No tenants or end users identified in our sources yet.

Power (all fields)

Current facility power
Not yet sourced
Planned capacity
Not yet sourced

Capacity figures are nameplate or contracted; annual consumption is a labeled model estimate, not metered data.

Grid & electricity

ISO / RTO
MISO[3]Est.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure.Likelyderived

Location falls inside this ISO/RTO footprint.

Balancing authority
MISO[2]Est.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure.Likelyderived

Control area of the containing utility territory.

Nearest mapped substation
Microsoft Project Alluvion Data Center (161 kV)[1]Est.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. As of Sep 28, 2026.Likelyderived

Nearest substation mapped in OpenStreetMap; proximity does not establish which substation serves the site.

Distance to substation
0.5 km[1]Est.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. As of Sep 28, 2026.Likelyderived
Highest-voltage line nearby
161 kV[1]Est.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. As of Sep 28, 2026.Likelyderived

Highest-voltage transmission line mapped within 2 km.

State avg. industrial price
9.99¢/kWh[5]ConfirmedBacked by a filing, deed, permit, interconnection-queue record, or a government or utility record. As of Jul 2026.Confirmed

Iowa statewide average, July 2026.

State avg. commercial price
13.27¢/kWh[5]ConfirmedBacked by a filing, deed, permit, interconnection-queue record, or a government or utility record. As of Jul 2026.Confirmed

Iowa statewide average, July 2026.

Generation within 50 km
1.45 GW[6]Est.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. As of Jan 1, 202502.Confirmedderived

14 EIA-reported plants within 50 km.

Generation queued in county
340 MW[4]Est.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. As of Oct 12, 2026.Confirmedderived

2 active generation interconnection requests in Polk County: Storage 340 MW. Queued projects often don't get built.

Interconnection status
Not yet sourced
Contracted / committed power
Not yet sourced
Nearby infrastructureTypeDistanceVoltage / capacitySource
161 kV line · MidAmerican EnergyTransmission line0.45 km161 kV[1]
River Hills · MidAmerican Energy CoPower plant (Natural Gas)10.5 km113 MW[6]
Greater Des Moines · MidAmerican Energy CoPower plant (Natural Gas)15.1 km504 MW[6]
Pleasant Hill · MidAmerican Energy CoPower plant (Natural Gas)15.5 km154 MW[6]
Sycamore (Ia) · MidAmerican Energy CoPower plant (Natural Gas)17.2 km141 MW[6]
Indianola · Indianola Municipal UtilitiesPower plant (Petroleum)21.2 km42 MW[6]
Arbor Hill Solar · MidAmerican Energy CoPower plant (Solar)47 km24 MW[6]
Macksburg Wind Project · MidAmerican Energy CoPower plant (Wind)48 km120 MW[6]
Arbor Hill Wind Farm · MidAmerican Energy CoPower plant (Wind)48.3 km310 MW[6]
Microsoft Project Alluvion Data Center · MidAmerican EnergySubstation0.49 km161 kV[1]
Army Post Substation · MidAmerican EnergySubstation1.06 km161 kV[1]
MidAmerican Energy substation · MidAmerican EnergySubstation1.12 km161 kV[1]
Largest queued generation in this countyFuelQueue statusMWSource
J2653 at Army Post 161kV SubstationMISO J2653StorageIn study · proposed 2027-05170 MW[4]
J2655 at Army Post 161 kV SubstationMISO J2655StorageIn study · proposed 2026-05170 MW[4]

Utility, ISO and nearby assets are derived from the site's location. Proximity to a substation or line doesn't establish the interconnection; that needs a utility filing or interconnection-queue record. Queue requests are applications, not commitments — most never reach operation.

Construction & permitting

  1. Announced
    —
  2. Land acquired
    —
  3. Permitting
    —
  4. Construction start
    —
  5. First operational
    —
  6. Expected completion
    —

Real estate

Official assessments
Assessor's value for a tax year

None sourced yet

Recorded transactions
Sale prices from recorded deeds

None sourced yet

Model estimates
Our model — not an appraisal

None sourced yet

Annual property tax
Not yet sourced

No county parcel or assessor records linked yet. County records are currently ingested for Loudoun County, VA and Maricopa County, AZ.

Size

Building footprint
141,300 sq ft[1]Est.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. As of Oct 12, 2026.Likelyderived

Computed from the mapped OSM building outline.

Floor area
Not yet sourced

What changed (last 3 years)

Follow this facility (RSS)

No tracked changes yet. Values are recorded on every data refresh, so changes will appear here over time.

Timeline

No dated events sourced yet.

Other buildings on this campus

7
  • MicrosoftOperating · 154,100 sq ft footprint
  • MicrosoftOperating · 149,300 sq ft footprint
  • MicrosoftOperating · 144,500 sq ft footprint
  • MicrosoftOperating · 146,600 sq ft footprint
  • MicrosoftOperating · 145,300 sq ft footprint
  • MicrosoftOperating · 143,300 sq ft footprint
  • MicrosoftOperating · 141,100 sq ft footprint

All claims (provenance audit)

15
FieldValueSourceConfidenceAs ofStatus
NameMicrosoftway/830881745 name=Microsoft[1] Likely2026-10-12Shown
StatusOperating[1] derivedUnverified2026-10-12Shown
Facility typeHyperscale[1] derivedUnverified2026-10-12Shown
OperatorMicrosoftoperator=Microsoft[1] Likely2026-10-12Shown
UtilityMidAmerican Energyterritory 12341: MIDAMERICAN ENERGY CO (INVESTOR OWNED, BERKSHIRE HATHAWAY ENERG[2] derivedLikely2022Shown
ISO / RTOMISOMIDCONTINENT INDEPENDENT TRANSMISSION SYSTEM OPERATOR, INC..[3] derivedLikely—Shown
Balancing authorityMISO[2] derivedLikely—Shown
Nearest mapped substationMicrosoft Project Alluvion Data Center (161 kV)way/757441974[1] derivedLikely2026-09-28Shown
Distance to substation0.5 km[1] derivedLikely2026-09-28Shown
Highest-voltage line nearby161 kV[1] derivedLikely2026-09-28Shown
Generation queued in county340 MW[4] derivedConfirmed2026-10-12Shown
State avg. industrial price9.99¢/kWh[5] Confirmed2026-07Shown
State avg. commercial price13.27¢/kWh[5] Confirmed2026-07Shown
Generation within 50 km1.45 GW[6] derivedConfirmed202502Shown
Building footprint141,300 sq ft[1] derivedLikely2026-10-12Shown