DC
/

Lumen Madison 1 Data Center

OperatingEnterpriseSiteDane County, Wisconsin
20% profile completeness
14 claims from 6 sources
Current facility power
Not yet sourced
Planned capacity
Not yet sourced
Floor area
Not yet sourced
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
Wisconsin Power & Light CO · MISO
Substation: East Campus (69 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. OperationalSep 27, 2026
    Community map
    • Sep 27, 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
    Lumen Madison 1 Data Center
  2. substation
    East Campus (69 kV)[1]
    Proximity onlyUnverified
    Nearest mapped substation, 0.66 km away. Proximity does not establish that it serves the site.
  3. transmission
    6977[1]
    Proximity onlyUnverified
    Highest-voltage line mapped within 2 km (1.14 km away). Not confirmed as the supply path.
  4. utility
    Wisconsin Power & Light CO[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.

Location & imagery

Street address
Coordinates
43.06772, -89.39228
County
Dane 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
    Lumen Technologies[1]Likely
  4. 4. Tenant / cloud
    Not identified
  5. 5. End customer / workload
    Not identified
Power supply
Utility:
Wisconsin Power & Light CO(unreviewed)[2]Unverified

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
Wisconsin Power & Light CO(unreviewed)[2]Unverified

Most likely retail provider among 4 overlapping service territories (largest retail sales; territory polygons are approximate). Also overlapping: Madison Gas & Electric CO, Rock Energy Cooperative, Wppi Energy.

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]Likelyderived

Location falls inside this ISO/RTO footprint.

Balancing authority
MISO[2]Likelyderived

Control area of the containing utility territory.

Nearest mapped substation
East Campus (69 kV)[1]Likelyderived

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

Distance to substation
0.7 km[1]Likelyderived
Highest-voltage line nearby
69 kV[1]Likelyderived

Highest-voltage transmission line mapped within 2 km.

State avg. industrial price
10.46¢/kWh[5]Confirmed

Wisconsin statewide average, July 2026.

State avg. commercial price
13.93¢/kWh[5]Confirmed

Wisconsin statewide average, July 2026.

Generation within 50 km
2.33 GW[6]Confirmedderived

27 EIA-reported plants within 50 km.

Generation queued in county
2.25 GW[4]Confirmedderived

8 active generation interconnection requests in Dane County: Gas 1,203 MW, Solar 700 MW, Hybrid 200 MW, Storage 150 MW. Queued projects often don't get built.

Interconnection status
Not yet sourced
Contracted / committed power
Not yet sourced
Nearby infrastructureTypeDistanceVoltage / capacitySource
6977 · American Transmission CompanyTransmission line1.14 km69 kV[1]
Blount Street · Madison Gas & Electric CoPower plant (Natural Gas)1.9 km96 MW[6]
Diesel Generators · Madison Gas & Electric CoPower plant (Petroleum)2 km53 MW[6]
West Campus Cogeneration Facility · Madison Gas & Electric CoPower plant (Natural Gas)2.8 km129 MW[6]
Rockgen Energy Center · Dairyland Power CoopPower plant (Natural Gas)29.7 km489 MW[6]
North Rock · Wisconsin Power & Light CoPower plant (Solar)37.1 km50 MW[6]
Crawfish River · Wisconsin Power & Light CoPower plant (Solar)42.6 km75 MW[6]
Albany Solar (Wi) · Wisconsin Power & Light CoPower plant (Solar)44.7 km50 MW[6]
Columbia (Wi) · Wisconsin Power & Light CoPower plant (Coal)46.6 km1.13 GW[6]
East Campus · Madison Gas & ElectricSubstation0.66 km69 kV[1]
Unnamed substationSubstation1.93 km—[1]
WINGRASubstation2.63 km69 kV[1]
Unnamed substationSubstation2.64 km—[1]
Largest queued generation in this countyFuelQueue statusMWSource
J4164 at North Madison 345/138 kVMISO J4164GasIn study · proposed 2030-051.2 GW[4]
J1214 at Rockdale 345 kV SubstationMISO J1214SolarIA signed · proposed 2022-10300 MW[4]
J1410 at N. Madison 345 kV SubstationMISO J1410SolarUnder construction · proposed 2022-10300 MW[4]
J1779 at RockdaleMISO J1779HybridIA signed · proposed 2024-10200 MW[4]
J1326 at Rockdale 345 kV SubstationMISO J1326StorageIA signed · proposed 2022-1075 MW[4]
J1411 at N. Madison 345 kV SubstationMISO J1411StorageIA signed · proposed 2022-1075 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

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.

All claims (provenance audit)

14
FieldValueSourceConfidenceAs ofStatus
NameLumen Madison 1 Data Centernode/13226718075 name=Lumen Madison 1 Data Center[1] Likely2026-09-27Shown
StatusOperating[1] derivedUnverified2026-09-27Shown
Facility typeEnterprise[1] derivedUnverified2026-09-27Shown
OperatorLumen Technologiesoperator=Lumen Technologies[1] Likely2026-09-27Shown
UtilityWisconsin Power & Light COterritory 20856: WISCONSIN POWER & LIGHT CO (INVESTOR OWNED, ALLIANT ENERGY CORP[2] derivedUnverified2022Shown
ISO / RTOMISOMIDCONTINENT INDEPENDENT TRANSMISSION SYSTEM OPERATOR, INC..[3] derivedLikely—Shown
Balancing authorityMISO[2] derivedLikely—Shown
Nearest mapped substationEast Campus (69 kV)way/119881006[1] derivedLikely2026-09-28Shown
Distance to substation0.7 km[1] derivedLikely2026-09-28Shown
Highest-voltage line nearby69 kV[1] derivedLikely2026-09-28Shown
Generation queued in county2.25 GW[4] derivedConfirmed2026-09-27Shown
State avg. industrial price10.46¢/kWh[5] Confirmed2026-07Shown
State avg. commercial price13.93¢/kWh[5] Confirmed2026-07Shown
Generation within 50 km2.33 GW[6] derivedConfirmed202502Shown