State research database

All supplied research, searchable

6,466 source records across 50 states and Washington, DC. Records include proposals, existing facilities, regulatory references, expansions and possible duplicates. Reported status and capacity are source claims, not certified current operation or measured demand.

National map

6,466 matching source records

Snapshot: 2026-10-28. Review the linked evidence before relying on a claim. Related records and expansions must not be counted as additional facilities.

Awaiting source review

University of Wisconsin-Madison

Madison, WI · University of Wisconsin-Madison

Reported status: operational

Exact location not published.

Original source · 2026-06-17

research-final:WI:ec0a036ac30bdc62e4aa

Awaiting source review

US Signal WI01 Madison

Madison, WI · US Signal

Reported status: operational

Reported capacity: 0.15 MW operational (scope and operation unverified)

Exact location not published.

Original source · 2026-08-18

research-final:WI:7a282361f57dd50c43e7

Awaiting source review

901 Commerce Dr

Marshfield, WI · Marshfield Clinic Inc.

Reported status: operational

Exact location not published.

Original source · 2025-09-26

research-final:WI:d3ff87fe0070629d6edc

Awaiting source review

Aventus 715 Data Center

Marshfield, WI · Aventus Data Centers

Reported status: operational

Exact location not published.

Original source · 2026-09-13

research-final:WI:17c06de2d458ac0b2273

Awaiting source review

ark data centers - Green Bay, WI

Menasha, WI · ark data centers

Reported status: operational

Exact location not published.

Original source · 2026-06-17

research-final:WI:73ffff8ad85965fea50b

Awaiting source review

Menomonie Data Center Campus

Menomonie, WI · Undisclosed (Balloonist LLC)

Reported status: proposed

Exact location not published.

Original source · 2026-10-22

research-final:WI:c8fa691ea28096a5d8ba

Awaiting source review

Unnamed source-mapped location

Menomonie, WI · West Wisconsin Telcom

Reported status: existing (mapped; status unverified)

Exact location not published.

Original source · 2026-02-09

research-final:WI:97f0d36c7939df50c320

Awaiting source review

West Wisconsin Telcom

Menomonie, WI · West Wisconsin Telcom

Reported status: existing (mapped; status unverified)

Exact location not published.

Original source · 2026-06-14

research-final:WI:aff36342b878be587874

Awaiting source review

Balloonist Red Cedar / Menomonie Data Center

Menomonie / Red Cedar, WI · Balloonist LLC

Reported status: proposed

Reported capacity: 450 MW (scope and operation unverified)

Exact location not published.

Original source · 2026-07-19

research-final:WI:593a0f48d883a4bde9e4

Awaiting source review

ISCorp Mequon Data Center (MQS5)

Mequon, WI · ISCorp

Reported status: operational

Source reference: address match (exact): 10235 N PORT WASHINGTON RD, MEQUON, WI, 53092. Census Geocoder; not a verified facility pin.

Original source · 2026-09-13

research-final:WI:55d73786033e00e0181b

Awaiting source review

324 E Wisconsin

Milwaukee, WI · Wells Interconnection

Reported status: operational

Exact location not published.

Original source · 2026-06-17

research-final:WI:9f6f565f9f9dae1a69b2

Awaiting source review

Aventus Lakes Data Center

Milwaukee, WI · Aventus Data Centers

Reported status: operational

Exact location not published.

Original source · 2026-09-13

research-final:WI:b344d284f5701eb85f49

Awaiting source review

Data center

Milwaukee, WI

Reported status: proposed

Exact location not published.

Original source · 2026-06-18

research-final:WI:9a255abfb7ce1af0f5a1

Awaiting source review

Data Holdings Data Center

Milwaukee, WI · Vantage Data Centers Holdings, LLC

Reported status: operational

Exact location not published.

Original source · 2026-06-14

research-final:WI:4e600d83550bcfe152c3

Awaiting source review

Data Holdings Milwaukee Data Center

Milwaukee, WI · Data Holdings LLC

Reported status: operational

Reported capacity: 10 MW operational (scope and operation unverified)

Exact location not published.

Original source · 2026-09-21

research-final:WI:b0e8c9ef6eb617518b76

Awaiting source review

Milwaukee Midtown Center Computing Facility

Milwaukee, WI · AFS Milwaukee LLC; Gorman & Company

Reported status: cancelled

Reported capacity: 10 MW (scope and operation unverified)

Approximate locality: address match (exact): 5825 W HOPE AVE, MILWAUKEE, WI, 53216. Census Geocoder; not a verified facility pin.

Original source · 2026-07-17

research-final:WI:1f8a50b1fa30a2410f93

Accepted facility identity linked

TierPoint Milwaukee

Milwaukee, WI · TierPoint

Reported status: operational

Exact location not published.

Original source · 2026-07-23

Read 1 source findings (2026-10-30)

Current operator confirms operating Milwaukee data center at 3701 West Burnham Street, Suite C. Census returned no match for the exact street and ZIP; map geography remains held. Evidence

Existing project record

research-final:WI:df1392c333f30bd724c2

Awaiting source review

TSR Solutions Data Center

Milwaukee, WI · TSR Solutions, Inc.

Reported status: operational

Exact location not published.

Original source · 2026-06-17

research-final:WI:ed14a8117c2e1905ba80

Awaiting source review

Vaultas

Milwaukee, WI · Vaultas, Inc.

Reported status: operational

Exact location not published.

Original source · 2025-09-26

research-final:WI:1f11d34a94662046dd37

Awaiting source review

Wells Interconnection Data Center (Wells Building)

Milwaukee, WI · Wells Interconnection

Reported status: operational

Source reference: address match (exact): 324 E WISCONSIN AVE, MILWAUKEE, WI, 53202. Census Geocoder; not a verified facility pin.

Original source · 2026-09-13

research-final:WI:52de67cd0a02d98e6424

Awaiting source review

Microsoft Corporation - Mke 3B Data Center

Mount Pleasant, WI

Reported status: approved/permitted (EPA air-permit record)

Regulatory reference: FRS facility point (stated accuracy 50 m). EPA FRS/ECHO; not a verified facility pin.

Original source · 2026-10-28

research-final:WI:9760dfab26715f7e08ad

Awaiting source review

Microsoft Data Center Expansion Phase 2 - Mount Pleasant

Mount Pleasant, WI · Microsoft

Reported status: under construction

Exact location not published.

Original source · 2026-07-19

research-final:WI:5ace938e258be4586e04

Awaiting source review

Microsoft Fairwater AI Data Center - Mount Pleasant

Mount Pleasant, WI · Microsoft

Reported status: operational

Reported capacity: 450 MW (scope and operation unverified)

Exact location not published.

Original source · 2026-07-17

research-final:WI:67ef165d463afc91cc63

Awaiting source review

Ameritech Howell Data Center

Oak Creek, WI

Reported status: existing (EPA facility record; status unverified)

Regulatory reference: FRS facility point (stated accuracy 30 m). EPA FRS/ECHO; not a verified facility pin.

Original source · 2026-10-28

research-final:WI:b256a9e1e64d0709c94b

Awaiting source review

Amazon AWS Data Center - Oregon

Oregon, WI · Amazon Web Services

Reported status: operational

Reported capacity: 30 MW (scope and operation unverified)

Approximate locality: approximate: Census 2024 Gazetteer place centroid for Oregon. Census 2024 Gazetteer centroid; not a verified facility pin.

Original source · 2026-06-15

research-final:WI:4f1540973c84bc23fff9

Awaiting source review

Marquette-Adams Telephone Coop

Oxford, WI

Reported status: existing (mapped; status unverified)

Exact location not published.

Original source · 2026-06-18

research-final:WI:d6776c4b7148953152a0

Awaiting source review

Stonebridge Pacific AI Data Center (Columbia County)

Pacific, WI · Stonebridge

Reported status: cancelled

Exact location not published.

Original source · 2026-08-04

research-final:WI:01684dba3cf9e162c067

Awaiting source review

SOS Limited Park Falls Crypto Mine (Former Flambeau River Paper Mill)

Park Falls, WI · SOS Limited

Reported status: operational

Exact location not published.

Original source · 2026-09-01

research-final:WI:71a9ea9118cf51e555b9

Awaiting source review

N15W24250 Riverwood Drive Data Centre (Pewaukee)

Pewaukee, WI · Mapletree Redwood Data Centre Trust

Reported status: operational

Exact location not published.

Original source · 2026-09-13

research-final:WI:55b19b79e79655ec9f9e

Awaiting source review

Port Washington (Lighthouse) Data Center Campus

Port Washington, WI · Vantage Data Centers

Reported status: under construction

Reported capacity: 1300 MW planned (scope and operation unverified)

Exact location not published.

Original source · 2026-09-24

research-final:WI:2006f4d8e4874f784b12