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Gridcensus

MILE-HI

Substation

Oregon

Max voltage
115
kV

MILE-HI is an electric transmission substation in Oregon. It is classified as sub-transmission (115 kv) and connects 4 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 voltage115 kV
Min voltage69 kV
Voltage classSub-transmission (115 kV)
Connected lines4

Ownership & operation

Operator not catalogued for this substation.

StateOregon
Coordinates42.1891, -120.3658

Nearby datacenter candidate sites

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

Candidate sites near MILE-HI substation
SiteTypeStateCountyVoltageCapacityQueue waitScore
OZ LakeGreenfieldORLake——3.5 yrs54.6
MILE-HISubstation-AdjacentORLake County115 kV100 MW3.5 yrs53.2
TAP208598Substation-AdjacentORLake County69 kV50 MW3.5 yrs51.2
TAP203593Substation-AdjacentORLake County69 kV50 MW3.5 yrs51.1
UNKNOWN208597Substation-AdjacentORLake County69 kV50 MW3.5 yrs49.6
Mine SiteFormer MineORLake County——3.5 yrs47.3
Lakeview Reclaimed LumberIndustrialORLake County——3.5 yrs47.3
Alger TheaterIndustrialORLake County——3.5 yrs47.3

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 MILE-HI substation, Oregon 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.