VERT_CS["NGWF WALLIS (MOP 1996)",
    VERT_DATUM["NGWF WALLIS (MOP 1996)",2005,
        AUTHORITY["IGNF","REA041"]],
    UNIT["metre",1,
        AUTHORITY["EPSG","9001"]],
    AXIS["Gravity-related height",UP],
    AUTHORITY["IGNF","WALLIS96"]]