The 60MW development supplied more than 267GWh of electricity to Germany’s national grid last year.

The better-than-predicted figure was due to “excellent” wind conditions and high turbine-availability of up to 97%, says project director Claus Burkhardt of EWE, which owns DOTI along with fellow utilities E.ON and Vattenfall.

But Rudolf Neuwirth, DOTI managing director for E.ON, warns “many” future projects in German waters could fail unless the government sorts on ongoing grid-connection issues.

“The