Of interest is the Norwegian Armed Forces Forum website to be found here, in particular this discussion on the cessation of eLoran transmission in NW Europe and its ramifications.

Reported on 16 April following the outage of several GPS satellites in January, demolition plans in respect of Norwegian Loran-C stations have been cancelled, it is understood, as national security was in danger if the same GPS error was repeated with consequent loss of PNT facilities.