=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 11-Jun-1991 Dutch Harbor 820/020 RLR(1954) is 11.1m below BM2 =========================== FOLLOWING PSMSL DOCUMENTATION ADDED 12-Jul-1993 Dutch Harbor 820/020 RLR(1954) is 11.1m below BM2 =========================== FOLLOWING PSMSL DOCUMENTATION ADDED 25-Jan-2012 This is an historic site. last data value recived is that for May 1955. Stationis switched 'inactive'.