Energy sources

Information about the origin and emissions of electricity is typically updated in the autumn.
Next update: August–September, 2026.

The electricity we sold in year 2024

The origin of the electricity contracts sold by Vaasan Sähkö Oy to households and business customers was distributed as follows:

  • renewable energy sources, 18%
  • nuclear energy, 62%
  • fossil energy sources, 20% (including peat).

In 2024, the specific carbon-dioxide emissions of the electricity sold by Vaasan Sähkö were 138.40 g/kWh and the amount of nuclear fuel used was 1.48 mg/kWh.

Product-specifics of 2024

Households

  • Climate Electricity (now: Fixed): renewable sources 10%, nuclear energy 90%
    • Direct specific carbon-dioxide emissions: 0 g/kWh. Used nuclear fuel generated in production: 2.07 mg/kWh.
  • Student Electricity: renewable sources 10%, nuclear energy 90%
    • Direct specific carbon-dioxide emissions: 0 g/kWh. Used nuclear fuel generated in production: 2.07 mg/kWh.
  • Basic Electricity: renewable sources 2.4%, nuclear energy 83.4% and fossil sources 14.2%
    • Direct specific carbon-dioxide emissions: 98.7 g/kWh. Used nuclear fuel generated in production: 1.94 mg/kWh.
  • Exchange Electricity: renewable sources 2.4%, nuclear energy 83.4% and fossil sources 14.2%
    • Direct specific carbon-dioxide emissions: 98.7 g/kWh. Used nuclear fuel generated in production: 1.94 mg/kWh.
  • Exchange Electricity Wind: renewable sources 100%
    • Direct specific carbon-dioxide emissions: 0 g/kWh. Used nuclear fuel generated in production: 0 mg/kWh.
  • Wind Power: renewable sources 100%
    • Direct specific carbon-dioxide emissions: 0 g/kWh. Used nuclear fuel generated in production: 0 mg/kWh.
  • Influencer: nuclear energy 100 %
    • Direct specific carbon-dioxide emissions: 0 g/kWh. Used nuclear fuel generated in production: 2.3 mg/kWh.

Companies (annual electricity consumption >100 MWh)

  • Renewable: renewable sources 100%
    • Direct specific carbon-dioxide emissions: 0 g/kWh. Used nuclear fuel generated in production: 0 mg/kWh.
  • Wind: renewable sources 100%
    • Direct specific carbon-dioxide emissions: 0 g/kWh. Used nuclear fuel generated in production: 0 mg/kWh.
  • Basic Electricity: renewable sources 12.78%, nuclear energy 30.84% and fossil sources 56.38%
    • Direct specific carbon-dioxide emissions: 390.93 g/kWh. Used nuclear fuel generated in production: 0.86 mg/kWh.
  • Exchange Electricity: renewable sources 2.4%, nuclear energy 83.4% and fossil sources 14.2%
    • Direct specific carbon-dioxide emissions: 98.7 g/kWh. Used nuclear fuel generated in production: 1.94 mg/kWh.
  • Water: renewable sources 100%
    • Direct specific carbon-dioxide emissions: 0 g/kWh. Used nuclear fuel generated in production: 0 mg/kWh.
  • Exchange Electricity Wind: renewable sources 100%
    • Direct specific carbon-dioxide emissions: 0 g/kWh. Used nuclear fuel generated in production: 0 mg/kWh.
  • CO2-neutral: renewable sources 50%, nuclear energy 50%
    • Direct specific carbon-dioxide emissions: 0 g/kWh. Used nuclear fuel generated in production: 1.15 mg/kWh.
  • CO2-neutral Nuclear: nuclear energy 100%
    • Direct specific carbon-dioxide emissions: 0 g/kWh. Used nuclear fuel generated in production: 2.3 mg/kWh.