Wisconsin Data Center Intelligence

Mapped Wisconsin data center sites, with their power, water and risk

One app for every Wisconsin county: data center sites, power, grid and FEMA risk, with hearing alerts and an API. 12 data center buildings are mapped in 8 of its 72 counties, and businesses pay 13.06¢ per kWh for power, 2% below the US average.

$390 a month3 seats · cancel any time

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Where are Wisconsin's data centers?

12 mapped buildings sit in 8 of Wisconsin's 72 counties. Milwaukee County has the most: 3.

Which risks do the counties with data centers face?

Tornadoes are the most common risk: 4 of the 8 counties with mapped data centers rate high for them.

Bars: counties with mapped data centers that rate Relatively high or Very high . Tap one to show it on the map.

All 72 counties as a table

County facts

What will a Wisconsin site pay for power, and how fast is demand growing?

Business power in Wisconsin costs 13.06¢ per kWh, 2% below the US, and demand grew 0.8% since 2019.

What do businesses pay for power?

13.06¢ per kWh in 2025, 2% below the US average of 13.37¢.

Businesses19th most expensive of 51
Wisconsin
13.06¢
US
13.37¢

How fast is business power demand growing?

Business power use in Wisconsin grew 0.8% since 2019, slower than the US (+10.5%).

What makes Wisconsin's power?

66.3 TWh generated in 2025: natural gas 36%, coal 35%, nuclear 15%.

Natural gas36%
Coal35%
Nuclear15%
Solar6.0%
Wind3.0%
Hydro2.9%
Wood1.2%

Under 1% each: other biomass, petroleum, other (eia's catch-all).

How much new power is proposed?

5,142 MW of new plants are proposed for 2026–2030, 28% of today's 18,142 MW: solar 59%, natural gas 33%, other 7%, wind 1%.

Solar3,050 MW
Natural gas1,685 MW
Other (EIA's catch-all)340 MW
Wind67 MW

Which grid would a Wisconsin site join, and what are its water and hazard risks?

MISO serves all of Wisconsin's power sales; tornadoes cost it most.

Which grid serves Wisconsin?

MISO serves all of Wisconsin's retail power sales.

MISOAll

Share of 2025 retail sales, by each utility's balancing authority .

How much water do Wisconsin's power plants use?

Wisconsin's power plants took in 1,342 billion gallons of water in 2024 to cool and returned more than 99%; 8.8 billion gallons were used up .

Returned 99.3%Used up 0.7%

Which hazards cost Wisconsin most?

Tornadoes are Wisconsin's biggest risk (relatively high) ; the rest rate moderate or lower.

TornadoRelatively high
Inland floodingRelatively moderate
Heat waveRelatively moderate
DroughtRelatively low
Coastal floodingVery low
HurricaneVery low
WildfireVery low
EarthquakeVery low

Which AI campuses are being built in Wisconsin, and how big will they be?

Wisconsin has 2 AI campuses on the list; 1 is being built. It, OpenAI Stargate Wisconsin, is planned at 902 MW , full size by Dec 2028.

OpenAI Stargate WisconsinOzaukee County
902 MWexpected first online Dec 2028 · full size Dec 2028

Bars: IT power expected at full size . Dates are Epoch AI's own estimates .

Other AI campuses in Wisconsin: Microsoft Fairwater Wisconsin.

Who uses it, and what do they see first?

Lawyers, brokers, site teams, utilities, insurers and investors each start from their own view of Wisconsin's 72 counties.

Land-use and energy lawyers

Follow counties with data centers, their hearings and FEMA risk.

Milwaukee County3 mapped · risk relatively high
Dane County2 mapped · risk relatively moderate
Racine County2 mapped · risk relatively moderate

8counties with data centers to follow, each with its planning and zoning agendas

Land and industrial brokers

Rank counties by mapped data center buildings, with the power price behind them.

Milwaukee County3
Dane County2
Racine County2
Calumet County1
Columbia County1

3mapped buildings in Milwaukee County, the most in Wisconsin

Site selection teams

Shortlist counties by mapped sites, power and risk on one map.

8of 72 counties have mapped data centers

Utilities and power buyers

Follow prices, demand and the grid behind each site. Bars: business power sales since 2019.

Wisconsin+0.8%
US+10.5%

+0.8%business power sales since 2019, US +10.5%

Insurers and lenders

Bars: how many of the counties with data centers rate high for each hazard.

Tornado4 of 8
Inland flooding2 of 8
Heat wave1 of 8
Drought0 of 8

4of 8 counties with mapped data centers rate high for at least one

Investors and analysts

Track AI campuses being built, their owners and users. Bars: MW expected at full size.

OpenAI Stargate Wisconsin902 MW

902MW planned at 1 AI campus being built

What's inside Wisconsin Data Center Intelligence?

One app for all 72 Wisconsin counties, plus hearing alerts and an API. Every screen below is filled with Wisconsin's real data.

The Intelligence app

Every county's sites, power, water and risk on one screen, with your watchlist.

app.camsahead.com/intelligence/wisconsin

OverviewMapSitesAI campusesProjectsPowerWaterRiskHearingsAlertsAPI

12mapped buildings

2AI campuses

13.06¢business power, per kWh

+2.1%business demand, last 12 months

Watchlist	Mapped	Flood	Heat	Drought
Milwaukee County	3	high	high	Very low
Dane County	2	high	moderate	low
Racine County	2	moderate	moderate	low
Calumet County	1	Very low	low	not rated
Columbia County	1	moderate	moderate	low

Hearings and filings

Follow counties and cases; get the agenda and the record when a hearing is posted.

Hearings · Wisconsin

Wisconsin · counties you follow Planning, zoning and utility agendas

Milwaukee County3 mapped data center buildingsAgenda alerts
Dane County2 mapped data center buildingsAgenda alerts
Racine County2 mapped data center buildingsAgenda alerts
Calumet County1 mapped data center buildingsAgenda alerts

Alerts

New projects, stage changes, hearings and data updates for what you follow, by email or in the app.

Alerts · Wisconsin

Power demandBusiness power sales +2.1% on the year before: 24.1 TWhEIA-861M, 2025-09 to 2026-08
Site riskMilwaukee County (3 mapped buildings) rates Relatively high for inland floodingFEMA National Risk Index
AI campus being builtOpenAI Stargate Wisconsin: 902 MW of IT power expected · first online Dec 2028 · full size Dec 2028Epoch AI

Data API

County, power, risk and project data as JSON for your own tools.

api.camsahead.com

GET /v1/counties/55079

{
  "fips": "55079",
  "name": "Milwaukee County",
  "state": "WI",
  "pop2025": 924216,
  "pop_change_2020_pct": -1.6,
  "density_per_sqmi": 3827.7,
  "nri": {
    "risk_rating": "Relatively High",
    "ifld": {
      "rating": "Relatively High",
      "score": 97

Show the full response

    },
    "hwav": {
      "rating": "Relatively High",
      "score": 99
    },
    "drgt": {
      "rating": "Very Low",
      "score": 16.7
    }
  },
  "grid": {
    "rtos": [
      "MISO"
    ],
    "utilities_n": 1
  },
  "state_power": {
    "commercial_cents_kwh": 13.06,
    "us_commercial_cents_kwh": 13.37,
    "as_of": "2025"
  }
}

What does it cost?

Wisconsin Data Center Intelligence is $390 a month for 3 seats.

Wisconsin Data Center Intelligence$390 a month

The Intelligence app: every county's sites, power, water and risk
Alerts on new projects, filings and hearings
Reports as web page, PDF and CSV
3 seats · cancel any time

Get access

Data APIFrom $999 a month

County, power, risk and project data as JSON
Keys for your own tools and models

Request API access

Public bodies$4,680 a year

Counties, cities, utilities and co-ops
Paid by invoice

Request an invoice

What stays open? The map, the county pages and every data center page stay open to everyone.

Sources and updates

How this page was made: CamsAhead writes each page type once, then fills it with this place's data from the sources below.

OpenStreetMap contributors: data center buildings, as of November 6, 2026; Open Database License (ODbL) 1.0, free copy on request.
Epoch AI: "AI data centers", CC BY 4.0, retrieved November 7, 2026; changes noted.
U.S. Energy Information Administration (EIA): Form EIA-861 (released Oct 2026) and Form EIA-861 2025 detailed data (released Oct 2026): business power prices and sales by state, grid operators and utilities by county; retrieved October 31, 2026.
U.S. Energy Information Administration (EIA): Forms EIA-923/906/920 (released Sep 2026): power generated by source, 2025; retrieved October 31, 2026.
U.S. Energy Information Administration (EIA): Form EIA-860 (released Sep 2026): power plants proposed for 2026 to 2030; retrieved October 31, 2026.
U.S. Energy Information Administration (EIA): Form EIA-860 (released Sep 2026): power plant capacity by state, 2025; retrieved October 31, 2026.
U.S. Energy Information Administration (EIA): thermoelectric cooling water data 2024, Forms EIA-860 and EIA-923 (retrieved Oct 2026): power plant cooling water by state.
FEMA: National Risk Index v1.20 (December 2025), NRI_Table_Counties and NRI_Table_States: natural hazard ratings by county and expected annual loss by state; retrieved October 31, 2026. This product uses the Federal Emergency Management Agency's OpenFEMA API, but is not endorsed by FEMA. The Federal Government or FEMA cannot vouch for the data or analyses derived from these data after the data have been retrieved from the Agency's website(s).
U.S. Census Bureau: US Census Bureau, Vintage 2025 county population estimates (co-est2025-alldata.csv): people by county.

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