Power plant · Finland
Olkiluoto Power Plant
Olkiluoto Power Plant is a nuclear power plant in Finland, with 3,360 MW of capacity, owned by Teollisuuden Voima.
Facts
Every value links to its source, and to the source's own record where it has one. Licences and last-checked dates are per row.
| Fact | Value | Source |
|---|---|---|
| Location | Finland | JRC Open Power Plants Database (JRC-PPDB-OPEN) · CC BY 4.0 · checked 24 Oct 2026 |
| Location | Satakunta | Wikidata · record · CC0 1.0 · checked 24 Oct 2026 |
| Status | Operating (commissioned) | JRC Open Power Plants Database (JRC-PPDB-OPEN) · CC BY 4.0 · checked 24 Oct 2026 |
| Start year | 1979 | JRC Open Power Plants Database (JRC-PPDB-OPEN) · CC BY 4.0 · checked 24 Oct 2026 |
| Start year | 1973 | Wikidata · record · CC0 1.0 · checked 24 Oct 2026 |
| Owner | Teollisuuden Voima | Wikidata · record · CC0 1.0 · checked 24 Oct 2026 |
| Operator | Teollisuuden Voima | Wikidata · record · CC0 1.0 · checked 24 Oct 2026 |
| Capacity | 3,360 MW (sum of operating units, Olkiluoto 1 B1 880 MW; Olkiluoto 2 B2 880 MW; Olkiluoto 3 B3 1600 MW) | JRC Open Power Plants Database (JRC-PPDB-OPEN) · CC BY 4.0 · checked 24 Oct 2026 |
| Capacity | 1,780 MW | Wikidata · record · CC0 1.0 · checked 24 Oct 2026 |
| Units | 3 units | JRC Open Power Plants Database (JRC-PPDB-OPEN) · CC BY 4.0 · checked 24 Oct 2026 |
| Technology | Nuclear | JRC Open Power Plants Database (JRC-PPDB-OPEN) · CC BY 4.0 · checked 24 Oct 2026 Wikidata · record · CC0 1.0 · checked 24 Oct 2026 |
| EIC code | 44W-T-YV-0000042 | JRC Open Power Plants Database (JRC-PPDB-OPEN) · CC BY 4.0 · checked 24 Oct 2026 |
| EIC code | 44W-T-YV-0000026 | JRC Open Power Plants Database (JRC-PPDB-OPEN) · CC BY 4.0 · checked 24 Oct 2026 |
| EIC code | 44W-T-YV-0000034 | JRC Open Power Plants Database (JRC-PPDB-OPEN) · CC BY 4.0 · checked 24 Oct 2026 |
| Coordinates | 61.2350, 21.4370 | JRC Open Power Plants Database (JRC-PPDB-OPEN) · CC BY 4.0 · checked 24 Oct 2026 |
Research on this power plant and its owner.Who owns it up to the parent company, its grid connection and planning status, and an introduction to the owner.
Request researchAlso recorded as
3 sources record Olkiluoto; this page joins their facts, each with its own source. Links to any of the records lead here. How records are matched.
| Name in the source | Identifier | Source | Matched on |
|---|---|---|---|
| Olkiluoto | asset:eic:44W-T-YV-0000026 | JRC Open Power Plants Database (JRC-PPDB-OPEN) | — |
| Olkiluoto Nuclear Power Plant | asset:wikidata:Q1412996 | Wikidata | Same name and coordinates |
| Olkiluoto | asset:opsd:44W-T-YV-0000026 | Open Power System Data: conventional power plants (Europe) | Same ENTSO-E EIC code |
How it compares
Olkiluoto is the largest of 84 power plants in Finland by capacity; its 3,360 MW is 21% of the 16,124 MW we hold for Finland. Ranks and totals cover the power plants in our data that report their capacity, not every one in existence. Power plants planned, permitted or under construction are ranked apart.
| Within | Rank | Total | Share |
|---|---|---|---|
| Finland | 1st of 84 | 16,124 MW | 21% |
| All power plants in our data | 20th of 15,799 | 1,918,113 MW | 0.18% |
Timeline
Dated facts about this power plant from its sources, oldest first.
- Started operating
- Started operating
Nearby
Within 50 km of this power plant: 1 data center, measured from the coordinates in the facts above.
| Name | Kind | Size | Status | Distance |
|---|---|---|---|---|
| Ficolo The Rock | Data center | — | — | 38 km |
Owner, operator and place
Other power plants in Finland
- Loviisa992 MW
- Inkoo695 MW
- Meri-Pori565 MW
- Vuosaari480 MW
- Naantali471 MW
- Kristiina450 MW
- Vaskiluoto383 MW
- Suomenoja power plant354 MW
Data on this page
- Contains public sector information licensed under the Open Government Licence v3.0. DUKES 5.11: Power stations in the United Kingdom, Open Government Licence v3.0.
- Contains public sector information licensed under the Open Government Licence v3.0. DESNZ Renewable Energy Planning Database (REPD), Open Government Licence v3.0.
- Source: U.S. Energy Information Administration (Sep 2026). EIA-860 / 860M / 923, Public domain.
- JRC Open Power Plants Database (JRC-PPDB-OPEN), European Commission, Joint Research Centre. JRC Open Power Plants Database (JRC-PPDB-OPEN), CC BY 4.0.
- Bundesnetzagentur, Marktstammdatenregister. Marktstammdatenregister, DL-DE-BY-2.0.
- Dutch power station owners' and operators' pages. Dutch power station owners' and operators' pages, Facts only, each linked to its page.
- © OpenStreetMap contributors. OpenStreetMap data centers, ODbL 1.0.
- Open Power System Data: conventional power plants (Europe). Open Power System Data: conventional power plants (Europe), Restricted.
- Contains public sector information licensed under the Open Government Licence v3.0. Planning Inspectorate: National Infrastructure Projects, Open Government Licence v3.0.
- RVO SDE(+)(+) projecten in beheer and SDE viewer. RVO SDE(+)(+) projecten in beheer and SDE viewer, Free reuse, no attribution required.
- Wikidata. Wikidata, CC0 1.0.