=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 11-Jun-1991 Napoli(Arsenale) 250/041 RLR(1921) is 8.1m below BM =========================== FOLLOWING PSMSL DOCUMENTATION ADDED 06-Aug-1992 Italian levels may be influenced by the Messina Earthquake of 1908 - See Bottari et al. techtonophysics , 202, 269-275, 1992 =========================== FOLLOWING PSMSL DOCUMENTATION ADDED 17-Mar-1993 The stations Porto Maurizio (250/001), Napoli Arsenale (250/041) and Napoli Mandraccio (250/051) appear to each have a datum shift around 1910. Evidence for regional coherence? =========================== FOLLOWING PSMSL DOCUMENTATION ADDED 07-Dec-1998 For a discussion of land movements in the area of the Gulf of Naples,see the paper by G.Berrino in Tectonophysics,294,323-332,1998. No BM information but data seems homogenous