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Gridcensus

DARLINGTON

Substation

Wisconsin

Max voltage
138
kV

DARLINGTON is an electric transmission substation in Wisconsin. It is classified as sub-transmission (138 kv) and connects 5 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 voltage138 kV
Voltage classSub-transmission (138 kV)
Connected lines5

Ownership & operation

Operator not catalogued for this substation.

Coordinates42.6686, -90.1137

Nearby datacenter candidate sites

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

Candidate sites near DARLINGTON substation
SiteTypeStateCountyVoltageCapacityQueue waitScore
MOUNT HOREBSubstation-AdjacentWIDane County69 kV50 MW4.3 yrs59.1
EC Near ArgyleGreenfieldWILafayette——4.3 yrs58.9
EC Near ArgyleGreenfieldWILafayette——4.3 yrs58.9
OZ GrantGreenfieldWIGrant——4.3 yrs58.1
EC Near ArgyleGreenfieldWILafayette——4.3 yrs57.7
UNKNOWN121920Substation-AdjacentILJo Daviess County161 kV100 MW4.8 yrs57.7
EC Near ArgyleGreenfieldWILafayette——4.3 yrs57.5
EC FFE Jo Daviess CountyGreenfieldILJo Daviess County——4.8 yrs57.3

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 DARLINGTON 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.