Data items

Name Reference Source Identifier
Breakdown of electrolytic hydrogen consumption in novel hydrogen applications in the EU – 2022-2024 (kt) Figure 7 ACER, based on data from the European Hydrogen Observatory.
Comparison of EU and national targets for 2030 on electrolyser capacity (left, GW) and hydrogen production (right, Mt/y) – October 2025 Figure 1 ACER, based on national hydrogen strategies and roadmaps, NECPs, information provided by NRAs and own calculations.
Comparison of planned hydrogen network based on national strategies and plans with TYNDP 2024 hydrogen network projects – October 2025 (km) Figure 13 ACER, based on information from NRAs and ENTSOG’s TYNDP-2024 list of projects.
Comparison of total installed electrolyser capacity in the EU between the databases of the European Hydrogen Observatory, the IEA and S&P Global Commodity Insights – 2022-2024 (MW) Figure 29 ACER, based on data from the European Hydrogen Observatory, S&P Global Commodity Insights and IEA.
Cumulative electrolyser capacity by project status and estimated commissioning year in the EU – 2023-2033 (GW) Figure 10 ACER, based on data from S&P Global Commodity Insights.
Current and forecasted investment cost for electrolysers as reported in IEA’s Global Hydrogen Review between 2022 and 2025 – October 2025 (EUR2024/kW) Figure 18 ACER, based on data from IEA’s Global hydrogen review reports from 2022 to 2025.
Distribution of the number (left) and capacity (right) of currently installed electrolyser projects in the EU by size – 2024 (MW) Figure 9 ACER, based on data from S&P Global Commodity Insights.
Electrolytic hydrogen consumption by end-use in the EU – 2022-2024 (kt) Figure 6 ACER, based on data from the European Hydrogen Observatory.
Estimated hydrogen production costs by technology based on IEA – 2024 and 2030 prospects (EUR2024/kg and EUR2024/MWh) Figure 23 ACER based on IEA’s Global Hydrogen Review 2024 and IEA Hydrogen Tracker.
Evolution of cost estimates of hydrogen produced by various technologies – January 2024-October 2025 (EUR/kg and EUR/MWh) Figure 15 ACER, based on data from S&B Global Commodity.
Example of the levelised cost of hydrogen produced by an electrolyser in Germany and Spain for different average electricity cost thresholds Figure 21 ACER calculations, using the LCOH calculator tool of the European Hydrogen Observatory and. wholesale day-ahead electricity prices for 2024 from ENTSO-E’s Transparency Platform.
Global weighted average of LCOE for utility scale PV, onshore wind and offshore wind – 2010-2024 (EUR2024/kWh) Figure 19 International Renewable Energy Agency.
Hydrogen network development plans in EU Member States – October 2025 Figure 12 ACER, based on information from NRAs.
Hydrogen production capacity by process type in the EU – 2024 (Mt/y) Figure 5 ACER, based on data from the European Hydrogen Observatory
Hydrogen production projects with CCS in the EU – October 2025 (kt/y) Figure 11 ACER, based on data from IEA’s hydrogen production and infrastructure projects database.
Hydrogen transportation tariffs in Denmark, Germany and the Netherlands compared with the LCOH of renewable hydrogen (EUR/kg and EUR/MWh) Figure 24 ACER, based on data from S&B Global Commodity (for the RFNBO LCOH), Energinet, BNetzA and ACM.
Installed electrolyser capacity in the EU – 2022-2024 (MW) Figure 8 ACER, based on data from the European Hydrogen Observatory.
Levelised cost of hydrogen produced by electrolysers connected directly to onshore wind in the EU Member States – October 2025 (EUR/kg and EUR/MWh) Figure 33 ACER, based on the European Hydrogen Observatory LCOH calculator.
Levelised cost of hydrogen produced by electrolysers connected directly to solar PV in the EU Member States – October 2025 (EUR/kg and EUR/MWh) Figure 32 ACER, based on the European Hydrogen Observatory LCOH calculator.
Levelised cost of hydrogen produced by electrolysers connected using electricity from offshore wind in the EU Member States – October 2025 (EUR/kg and EUR/MWh) Figure 34 ACER, based on the European Hydrogen Observatory LCOH calculator.
Levelised cost of hydrogen produced by electrolysers using electricity from the grid in the EU Member States – October 2025 (EUR/kg and EUR/MWh) Figure 35 ACER, based on the European Hydrogen Observatory LCOH calculator. Electricity consumption-related taxes were not considered.
Monthly average of the minimum, average and maximum day-ahead electricity prices in the EU - 2019-2024 (EUR/MWh) Figure 20 ACER calculations based on ENTSO-E Transparency Platform.
Regulatory framework for hydrogen in the EU – October 2025 Figure 3 ACER, based on information provided by NRAs.
Status of hydrogen PCI/PMIs – November 2024 (number of project) Figure 14 ACER’s PCI//PMI progress monitoring dashboard.
Targeted electrolyser capacity for 2030 in the EU Member States according to national strategies and plans – October 2025 (GW) Figure 27 ACER, based on national hydrogen strategies and roadmaps, NECPs, information provided by NRAs. For Austria, information comes from the integrated network plan (ÖNIP).
Targeted production of renewable and low-carbon hydrogen for 2030 in the EU Member States according to national strategies and plans – October 2025 (kt/y) Figure 28 ACER, based on national hydrogen strategies and roadmaps, NECPs, information provided by NRAs and own calculations. For Austria information comes from the integrated network plan (ÖNIP).
Total capacity of electrolysers under construction in the EU Member States – October 2025 (MW) Figure 31 ACER, based on data from S&P Global Commodity Insights.
Total hydrogen consumption breakdown by end use in the EU – 2020-2024 (Mt) Figure 4 ACER, based on data from S&P Global Commodity Insights (for 2020-2021) and European Hydrogen Observatory (for 2022- 2024).
Total hydrogen consumption by end use in the EU Member States - 2022-2024 (Mt) Figure 30 ACER, based on data from the European Hydrogen Observatory.
Transposition of RED III in the EU - October 2025 Figure 2 ACER, based on information provided by NRAs and the European Commission.
Typical breakdown of the levelised cost of electrolytic hydrogen of an alkaline electrolyser for four different production pathways – October 2025 (EUR/kg and EUR/MWh) Figure 16 ACER, using the LCOH calculation tool of the European Hydrogen Observatory.
Typical structure of the levelised cost of hydrogen for an alkaline electrolyser in Germany using electricity from the grid during the least cost hours – October 2025 (EUR/kg and EUR/MWh) Figure 17 ACER, using the LCOH calculation tool of the European Hydrogen Observatory and 2024 wholesale day-ahead market data for Germany from ENTSO-E’s transparency platform.
Willingness to pay for renewable hydrogen – October 2025 (EUR/kg and EUR/MWh) Figure 25 ACER, based on data from European Hydrogen Bank 2023 and 2024 auctions, EWI and S&P Global Commodity Insights (for the levelized cost of RFNBO and low-carbon hydrogen).