Rheinfelden hydroelectric plant is a hydroelectric plant in Germany with a capacity of 100 MW, commissioned in 1898. It is operating and is owned by naturenergie holding (Energiedienst).
Its EEG support runs to the end of 2030, after which that output is sold at market prices.
Sources: asset record from Global Energy Monitor; ownership from the Marktstammdatenregister (DL-DE-BY-2.0); ownership established by research against enbw.com and naturenergie-holding.ch (2025); commissioning date and grid connection from EEG-Anlagenstammdaten, with the support end year derived from the EEG’s 20-year tenor. All Germany assets