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    Tre-Hir Pond (Dowlais Free Drainage System)

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    NPRN85974
    Map ReferenceSO00NE
    Grid ReferenceSO0790006850
    Unitary (Local) AuthorityMerthyr Tydfil
    Old CountyGlamorgan
    CommunityTown
    Type Of SiteRESERVOIR
    PeriodPost Medieval
    Description
    O.S.(1873) = Reservoir
    Part of the Dowlais Free Drainage System.