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Gridcensus

TAP163473

Substation

Wisconsin · NORTHERN STATES POWER CO - WISCONSIN

Max voltage
69
kV

At a glance

TAP163473 is a 69 kV electric substation in Wisconsin on NORTHERN STATES POWER CO - WISCONSIN's transmission network, recorded in the HIFLD transmission dataset. 3 transmission lines connect to it. The highest-scoring datacenter candidate site within about 25 miles is HUME in Wood County, with a DC Readiness score of 64/100.

TAP163473 is an electric transmission substation in Wisconsin, on NORTHERN STATES POWER CO - WISCONSIN's transmission network. It is classified as distribution (69–115 kv) and connects 3 transmission lines. Substation proximity is one of the strongest speed-to-power signals for siting a datacenter — interconnection distance to an energized, high-voltage bus is often the binding constraint on time-to-energization.

Voltage & classification

Max voltage69 kV
Min voltage69 kV
Voltage classDistribution (69–115 kV)
Connected lines3

Ownership

Coordinates45.0319, -90.3965

Connected transmission lines

Lines terminating at or passing through this substation, by HIFLD line ID, highest voltage first.

Line IDVoltageOwnerStatusLength
#16014569 kVNORTHERN STATES POWER CO - WISCONSININ SERVICE7.8 mi
#16035169 kVNORTHERN STATES POWER CO - WISCONSININ SERVICE7.9 mi
#16038069 kVNORTHERN STATES POWER CO - WISCONSININ SERVICE14.8 mi

Browse the full transmission-line map →

Nearby datacenter candidate sites

Scored candidate sites within roughly 25 miles of TAP163473, ranked by DC Readiness. Sites this close to an energized substation carry a strong speed-to-power advantage.

Candidate sites near TAP163473 substation
SiteTypeStateCountyVoltageCapacityQueue waitScore
HUMESubstation-AdjacentWIWood County115 kV100 MW4.3 yrs63.7
UNKNOWN133229Substation-AdjacentWIWood County115 kV100 MW4.3 yrs63.6
WILDWOOD (MEWD)Substation-AdjacentWIWood County115 kV100 MW4.3 yrs63.6
MCMILLANSubstation-AdjacentWIWood County115 kV100 MW4.3 yrs62.7
STRATFORDSubstation-AdjacentWIMarathon County115 kV100 MW4.3 yrs60.7
ROZELLVILLESubstation-AdjacentWIWood County69 kV50 MW4.3 yrs59.7
WIENSubstation-AdjacentWIMarathon County115 kV100 MW4.3 yrs58.9
T CORNERSSubstation-AdjacentWIClark County115 kV100 MW4.3 yrs58.2

Who owns the transmission lines at TAP163473?

The 3 connected lines listed above are owned by NORTHERN STATES POWER CO - WISCONSIN. Line voltages range from 69 kV to 69 kV. Their combined recorded length is about 30.4 miles.

How do candidate sites near TAP163473 score?

The 8 highest-scoring candidate sites within about 25 miles range from 58 to 64 on the 0–100 DC Readiness scale. They fall in Wood County, Marathon County, Clark County. The Wisconsin average across 3,340 scored sites is 55.4. 1,248 of those Wisconsin sites are classed as substation sites (candidate locations generated at an existing substation).

Frequently asked questions

What voltage is TAP163473 substation?

TAP163473 has a maximum voltage of 69 kV. That places it in the 69–114 kV band. The median named US substation in this dataset is 115 kV, so TAP163473 is below the national midpoint.

How many transmission lines connect to TAP163473 substation?

3 transmission lines terminate at or pass through TAP163473 in the HIFLD line data. The connected lines listed here run at 69 kV. Together the listed lines cover about 30.4 miles.

Who owns TAP163473 substation?

HIFLD does not publish substation owners directly. Most of the transmission lines that end at TAP163473 belong to NORTHERN STATES POWER CO - WISCONSIN. GridCensus derives this from the line data, so confirm ownership with the utility for anything contractual.

Where is TAP163473 substation located?

TAP163473 is in Wisconsin at 45.0319, -90.3965. The datacenter candidate sites closest to it are in Wood County, Marathon County, Clark County.

Are there datacenter candidate sites near TAP163473 substation?

GridCensus lists at least 8 scored candidate sites within roughly 25 miles of TAP163473. The highest-scoring is HUME at 64/100. Across Wisconsin, the average DC Readiness score is 55.4.

More in Wisconsin

About this data

Source: HIFLD Electric Substations and Transmission Lines (U.S. Department of Homeland Security), as published June 29, 2026. See the methodology for how records are matched, cleaned and scored.

Cite as: GridCensus, “TAP163473 substation, Wisconsin”, https://gridcensus.com/substations/wisconsin/tap163473-9dbf6d78 (data as of June 29, 2026).

Dataset updated . Screening estimates derived from public data sources.

Substation attributes are derived from public HIFLD / EIA infrastructure data and may lag real-world upgrades or retirements. Voltage and connected-line counts are screening figures — confirm available capacity and interconnection terms directly with the operating utility and ISO.

Go deeper than the public screen

Every site and score for TAP163473 substation, Wisconsin is free to browse. Pro adds Watchtower on 25 sites, alerts when new candidate sites, datacenters or interconnection-queue requests appear in your markets, score and capacity history, and CSV export. Enterprise adds team seats, weekly data files for all 147,272 sites, the REST API and an MCP server for AI tools.