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Glossary

Fingrid

Fingrid is the Finnish transmission system operator (TSO) that owns and operates the national high-voltage grid (110–400 kV). Fingrid is also responsible for balancing the power system.

Fingrid does not sell electricity to consumers — it operates only at transmission level. Power plants feed electricity into Fingrid's grid, and local grid companies (e.g. Caruna, Helen Sähköverkko) deliver it to consumers via lower-voltage regional grids.

Fingrid's other role is real-time system balancing: every second, production and consumption must match, otherwise the grid frequency deviates from 50 Hz. Fingrid buys balancing power from the market (reserves, balancing energy).

Fingrid also publishes real-time data on production, consumption, imports and emissions at data.fingrid.fi. Verrokit's production and weather pages use Fingrid open data.

Fingrid's role in the electricity market

Fingrid is a Finnish state-owned company (Finnish state 55.24 %, Municipal Finance Corporation 36.24 %, pension funds the rest). Its tasks are legally defined: operating the transmission grid, offering transmission capacity, maintaining the market, and frequency balancing.

Fingrid does not generate profit for private owners — it is a natural monopoly (only one transmission grid can exist). Pricing is regulated by the Energy Authority. Transmission fees are priced to cover grid construction and maintenance, not to maximise return.

Fingrid open data

Fingrid publishes data at data.fingrid.fi — real-time production per fuel, consumption, cross-border transfers, CO2 emissions per kWh, forecasts. Updated every 3 minutes and freely usable (CC-BY 4.0).

Verrokit uses this data on the production page and in the CO2 comparison. The tomorrow's price page also combines Fingrid wind forecasts with Nord Pool price forecasts.

Fingrid and your electricity bill

You do not pay Fingrid directly — Fingrid charges your local grid company (Caruna, Helen Sähköverkko etc.) for transmission, and the grid company adds this to your transfer fee. Fingrid's share of the transfer fee is typically 10–20 %.

Frequently asked questions

Can Fingrid be competitively tendered?

No. Fingrid is a natural monopoly — there is one transmission grid, no alternatives. Fingrid's pricing is regulated by the Energy Authority. For the same reason local grid companies (Caruna, Helen Sähköverkko) are regional monopolies.

What does Fingrid's data.fingrid.fi offer?

Real-time production per fuel type (wind, hydro, nuclear, solar, CHP), hourly total consumption, cross-border transfers to Sweden/Estonia/Norway, CO2 emission intensity and forecasts for the next hours. Data is open (CC-BY 4.0).

What is Fingrid's share of the total bill?

Fingrid's transmission fee is part of the local grid company's transfer fee — typically 10–20 % of it. On the total bill it is about 2–5 % (the rest is energy, local transfer and electricity tax).

Comprehensive guide
See Fingrid's live open data →

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