CoRWM also recommended that a willing community should be sought to host a geological disposal facility (GDF) and that there should be safe and secure interim storage until a GDF could be delivered.
Hefyd, argymhellodd CoRWM y dylid edrych am gymuned a fyddai’n barod i fod yn gartref i gyfleuster gwaredu daearegol ac y dylid storio’r gwastraff yn ddiogel tan fod cyfleuster o’r fath yn barod.