NPRNTitleType Of SiteRelationNPRN88031TitleDowlais, Drainage SystemType Of Siten/aRelationPart ofNPRN88005TitlePenydarren Pond, SluiceType Of Siten/aRelationAssociated withNPRN88004TitlePenydarren Pond, DamType Of Siten/aRelationConsists ofNPRN88012TitleEast Merthyr Landscape Project;East Merthyr, OpencastType Of Siten/aRelationPart of