VERTCRS["MAUPITI_SAU 2001",
    VDATUM["MAUPITI_SAU 2001"],
    CS[vertical,1],
        AXIS["gravity-related height (H)",up,
            LENGTHUNIT["metre",1]],
    USAGE[
        SCOPE["LOCALE A CARACTERE LEGAL"],
        AREA["MAUPITI"],
        BBOX[-16.75,-152.5,-16.25,-152]],
    ID["IGNF","MAUPITI01"]]