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Gridcensus

Tongue River Electric Coop

Organization

57 catalogued assets · 1 state

Total assets
57

At a glance

Tongue River Electric Coop is the owner or operator of record for 57 infrastructure assets in the GridCensus catalog across 1 state: 28 substations and 29 transmission lines.
28
Substations
29
Transmission Lines

Footprint

Montana

Where does Tongue River Electric Coop have infrastructure?

Catalogued Tongue River Electric Coop assets sit in Montana.

How large is Tongue River Electric Coop's footprint compared with other organizations?

The highest-voltage Tongue River Electric Coop substation in the catalog is rated 500 kV.

Substations (28)

SubstationStateMax voltageConnected lines
COLSTRIPMontana500 kV13
HARDENMontana230 kV6
RICHARDSON COULEEMontana230 kV4
TAP206859Montana115 kV3
TAP206860Montana115 kV3
TAP205570Montana115 kV3
TAP205543Montana115 kV3
TAP205565Montana115 kV3
TAP205563Montana115 kV3
TAP205571Montana115 kV4
TAP206226Montana115 kV3
TAP204536Montana69 kV3
HARDENMontana69 kV1

Showing 13 of 28 substations.

Transmission Lines (29)

LineStateVoltageLength
Line #202875Montana138 kV0.6 mi
Line #202876Montana138 kV0.7 mi
Line #202871Montana138 kV0.5 mi
Line #202872Montana138 kV0.5 mi
Line #202873Montana138 kV0.5 mi
Line #202874Montana138 kV0.5 mi
Line #204498Montana115 kV25.3 mi
Line #207722Montana115 kV1.3 mi
Line #207720Montana115 kV0.7 mi
Line #207721Montana115 kV0.3 mi
Line #204491Montana115 kV14.9 mi
Line #204486Montana115 kV1.8 mi
Line #204488Montana115 kV21.2 mi
Line #204483Montana115 kV26.1 mi
Line #204484Montana115 kV22.3 mi
Line #204485Montana115 kV18.7 mi
Line #204487Montana115 kV3.5 mi
Line #204493Montana115 kV3.4 mi
Line #204490Montana115 kV0.2 mi
Line #204494Montana115 kV4.5 mi
Line #204499Montana115 kV15.5 mi
Line #207719Montana115 kV0.4 mi
Line #204489Montana115 kV1.1 mi
Line #204492Montana115 kV5.8 mi
Line #207723Montana69 kV0.2 mi
Line #207724Montana69 kV8.1 mi
Line #210205Montana69 kV17.0 mi
Line #202870Montana69 kV7.0 mi
Line #202869Montana69 kV0.0 mi

Browse the full transmission-line map →

Frequently asked questions

What infrastructure does Tongue River Electric Coop own or operate?

GridCensus lists Tongue River Electric Coop as the owner or operator of 28 substations and 29 transmission lines, located in Montana.

Organizations of similar size

Datacenter sites in Tongue River Electric Coop's states

Is this your organization?

Claim the Tongue River Electric Coop profile to correct asset details, add capacity and availability, and surface your footprint to site-selection teams using GridCensus.

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Dataset updated . Screening estimates derived from public data sources.

Organization records are derived from public infrastructure datasets (EIA, HIFLD, FCC, PNNL, county parcels, PeeringDB) and may be incomplete or lag operational changes. Owner/operator names are normalized for grouping; counts and capacities are catalogued estimates. Confirm ownership and availability directly with the organization.

About this data

Source: Operator fields across GridCensus datacenter, internet-exchange and brownfield records, as published October 10, 2026. See the methodology for how records are matched, cleaned and scored.

Cite as: GridCensus, “Tongue River Electric Coop infrastructure assets”, https://gridcensus.com/companies/tongue-river-electric-coop (data as of October 10, 2026).

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