Skip to content
Gridcensus

Electric Substations in Montana

1,211 catalogued substations in Montana, with the highest-voltage facilities listed first. Each substation profile shows voltage class, operator, connected transmission lines, and the datacenter candidate sites closest to it.

SubstationMax voltageConnected linesOperator
TAFT500 kV5—
GARRISON500 kV8—
BROADVIEW500 kV11—
COLSTRIP500 kV13—
HOT SPRINGS500 kV3—
TAP205587275 kV3—
JUDITH GAP230 kV5—
DUTTON PUMP230 kV1—
MALTA230 kV4—
RICHARDSON COULEE230 kV4—
DAWSON COUNTY230 kV7—
TAP203658230 kV3—
VERONA230 kV5—
DECKER230 kV2—
FLATHEAD230 kV5—
HAVRE / ASSINNIBOINE230 kV10—
CONKELLEY230 kV3—
LIBBY230 kV5—
HASKILL230 kV2—
HUNGRY HORSE230 kV4—
BAKER230 kV8—
NOXON230 kV9—
WILSALL230 kV3—
GREAT FALLS (RAINBOW)230 kV6—
GREAT FALLS (RAINBOW)230 kV10—
MILES CITY230 kV2—
CROSSOVER230 kV4—
ROSEBUD CREEK230 kV3—
WOLF POINT230 kV6—
TAP204491230 kV3—
LANDERS FORK230 kV2—
COLUMBIA FALLS230 kV5—
TAP203507230 kV3—
ANACONDA230 kV3—
MILL CREEK GENERATING STATION230 kV14—
TAP203506230 kV3—
ALKALI CREEK230 kV6—
HOT SPRINGS230 kV7—
PLACID LAKE230 kV3—
CUSTER230 kV4—
CONRAD230 kV5—
SHELBY230 kV4—
HARLEM230 kV5—
LION MOUNTAIN230 kV4—
COLUMBUS-RAPELJE AUTO230 kV3—
SHOREY ROAD230 kV3—
FORT PECK230 kV5—
THREE RIVERS230 kV9—
BILLINGS230 kV13—
JUDITH GAP WIND FARM230 kV3—
RATTLESNAKE230 kV10—
HARDEN230 kV6—
DIXON230 kV2—
MILES CITY230 kV5—
OVANDO230 kV4—
KERR161 kV8—
TAP204488138 kV3—
TAP204601138 kV3—
TREGO138 kV3—
CULBERTSON138 kV4—

See datacenter candidate sites in Montana →

Dataset updated . Screening estimates derived from public data sources.

Go deeper than the public screen

This page shows a public slice of the GridCensus dataset for substations in Montana. Pro and Enterprise plans unlock the full 147,272-site catalog, raw sub-scores, parcel ownership, interconnection-queue detail, saved searches, and programmatic API access.