Electric Substations in Ohio
1,189 catalogued substations in Ohio, 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.
| Substation | Max voltage | Connected lines | Operator |
|---|---|---|---|
| CULLODEN | 765 kV | 4 | APPALACHIAN POWER CO |
| BELMONT | 765 kV | 5 | AMERICAN ELECTRIC POWER CO., INC |
| MOUNTAINTEER | 765 kV | 4 | AMERICAN ELECTRIC POWER CO., INC |
| DON MARQUIS 765 KV | 765 kV | 7 | AMERICAN ELECTRIC POWER CO., INC |
| HANGING ROCK | 765 kV | 4 | AMERICAN ELECTRIC POWER CO., INC |
| CORRIDOR | 765 kV | 16 | AMERICAN ELECTRIC POWER CO., INC |
| HANGING ROCK ENERGY FACILITY | 765 kV | 2 | OHIO POWER CO |
| FLATLICK | 765 kV | 3 | AMERICAN ELECTRIC POWER CO., INC |
| JOHN AMOS | 765 kV | 4 | AMERICAN ELECTRIC POWER CO., INC |
| MARYSVILLE | 765 kV | 6 | AMERICAN ELECTRIC POWER CO., INC |
| WYOMING | 765 kV | 1 | APPALACHIAN POWER CO |
| KAMMER (765KV) | 765 kV | 6 | MONONGAHELA POWER CO |
| SOUTH CANTON 765KV | 765 kV | 2 | OHIO POWER CO |
| NORTH PROCTORVILLE SUBSTATION | 765 kV | 7 | AMERICAN ELECTRIC POWER CO., INC |
| BAKER | 765 kV | 2 | — |
| GAVIN | 765 kV | 10 | AMERICAN ELECTRIC POWER CO., INC |
| HARRISON | 500 kV | 8 | MONONGAHELA POWER CO |
| CRANBERRY | 500 kV | 1 | MONONGAHELA POWER CO |
| WYLIE RIDGE | 500 kV | 5 | MONONGAHELA POWER CO |
| BATH | 345 kV | 6 | DAYTON POWER & LIGHT CO |
| TERMINAL | 345 kV | 9 | DUKE ENERGY |
| MIAMI | 345 kV | 7 | DAYTON POWER & LIGHT CO |
| TRISTATE | 345 kV | 4 | APPALACHIAN POWER CO |
| SILVER GROVE | 345 kV | 5 | DUKE ENERGY KENTUCKY |
| PORT UNION SUBSTATION | 345 kV | 11 | DUKE ENERGY |
| WEST MILLERSPORT | 345 kV | 8 | AMERICAN ELECTRIC POWER CO., INC |
| SOUTHWEST LIMA | 345 kV | 6 | AMERICAN ELECTRIC POWER CO., INC |
| CHAMBERLIN | 345 kV | 4 | AMERICAN TRANSMISSION SYSTEMS, INC. |
| GREENE | 345 kV | 9 | DAYTON POWER & LIGHT CO |
| AMOS | 345 kV | 8 | APPALACHIAN POWER CO |
| SOUTH EAST CANTON | 345 kV | 10 | AMERICAN ELECTRIC POWER CO., INC |
| J M STUART | 345 kV | 6 | AMERICAN ELECTRIC POWER CO., INC |
| R.P.MONE | 345 kV | 2 | AMERICAN ELECTRIC POWER CO., INC |
| SPORN | 345 kV | 7 | APPALACHIAN POWER CO |
| BIXBY | 345 kV | 10 | AMERICAN ELECTRIC POWER CO., INC |
| COLLIER | 345 kV | 1 | — |
| TIDD | 345 kV | 5 | AMERICAN ELECTRIC POWER CO., INC |
| TODHUNTER SUBSTATION | 345 kV | 10 | DUKE ENERGY |
| LEROY CENTER | 345 kV | 14 | AMERICAN TRANSMISSION SYSTEMS, INC. |
| WOODSDALE | 345 kV | 4 | DUKE ENERGY |
| AVON LAKE | 345 kV | 6 | AMERICAN TRANSMISSION SYSTEMS, INC. |
| FOSTORIA CENTRAL SUBSTATION | 345 kV | 9 | AMERICAN ELECTRIC POWER CO., INC |
| BEAVER | 345 kV | 12 | AMERICAN TRANSMISSION SYSTEMS, INC. |
| STAR | 345 kV | 8 | AMERICAN TRANSMISSION SYSTEMS, INC. |
| JUNIPER | 345 kV | 19 | AMERICAN TRANSMISSION SYSTEMS, INC. |
| GALION | 345 kV | 6 | AMERICAN ELECTRIC POWER CO., INC |
| KAMMER (345KV) | 345 kV | 4 | AMERICAN ELECTRIC POWER CO., INC |
| HANNA | 345 kV | 12 | AMERICAN TRANSMISSION SYSTEMS, INC. |
| HYATT | 345 kV | 15 | AMERICAN ELECTRIC POWER CO., INC |
| ZIMMER | 345 kV | 5 | DUKE ENERGY |
| CONESVILLE STATION | 345 kV | 8 | AMERICAN ELECTRIC POWER CO., INC |
| SUGAR CREEK | 345 kV | 5 | DAYTON POWER & LIGHT CO |
| BECKJORD | 345 kV | 10 | DUKE ENERGY KENTUCKY |
| TAP141206 | 345 kV | 3 | AMERICAN ELECTRIC POWER CO., INC |
| WEST BELLAIRE (345KV) | 345 kV | 4 | AMERICAN ELECTRIC POWER CO., INC |
| OHIO CENTRAL | 345 kV | 12 | AMERICAN ELECTRIC POWER CO., INC |
| TANGY | 345 kV | 6 | CITY OF WESTERVILLE - (OH) |
| FOSTER | 345 kV | 8 | DAYTON POWER AND LIGHT CO. |
| TAP136893 | 345 kV | 3 | AMERICAN TRANSMISSION SYSTEMS, INC. |
| HIGHLAND | 345 kV | 14 | AMERICAN TRANSMISSION SYSTEMS, INC. |
See datacenter candidate sites in Ohio →
Dataset updated . Screening estimates derived from public data sources.
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This page shows a public slice of the GridCensus dataset for substations in Ohio. 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.