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Gridcensus

Electric Substations in Hawaii

158 catalogued substations in Hawaii, 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
TAP173459138 kV3
KAHE 1138 kV4
KAHE 2138 kV5
HAIAWA138 kV5
WAHIAWA138 kV4
KALAELOA138 kV2
WAIAU 1138 kV7
MAKALAPA138 kV3
KEWALO138 kV2
KOOLAU138 kV7
PUKELE138 kV2
RISER155667138 kV2
RISER155668138 kV2
AES138 kV4
EWA NUI138 kV4
CEIP138 kV5
TAP15566069 kV2
TAP15591069 kV3
TAP15591469 kV3
TAP15591569 kV3
TAP15564269 kV3
TAP15565969 kV2
TAP15590969 kV3
TAP15591157 kV3
TAP16146357 kV4
TAP15591257 kV3
TAP15591357 kV3
TAP16206757 kV1
DEADEND1671191
DEADEND1671201
DEADEND1671211
RISER1671221
DEADEND1671231
DEADEND1671241
DEADEND1671251
DEADEND1671271
RISER1675902
TAP1675923
DEADEND1725811
DEADEND1725821
DEADEND1725831
DEADEND1725841
DEADEND1671261
WAIAU 20
TAP1614321
TAP1614333
RISER1614342
TAP1614363
TAP1614371
TAP1614383
TAP1614393
TAP1614413
TAP1614423
TAP1614443
TAP1614451
TAP1614473
TAP1614483
TAP1614494
TAP1614504
TAP1614513

See datacenter candidate sites in Hawaii

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 Hawaii. Pro and Enterprise plans unlock the full 164,098-site catalog, raw sub-scores, parcel ownership, interconnection-queue detail, saved searches, and programmatic API access.