=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 11-Jun-1991 Boutilier Point 970/009 RLR(1971) is 10.9m below BM TS.3.1968 =========================== FOLLOWING PSMSL DOCUMENTATION ADDED 12-Jul-1993 Boutilier Point 970/009 RLR(1971) is 10.9m below BM TS.3.1968 =========================== FOLLOWING PSMSL DOCUMENTATION ADDED 02-Nov-1993 Since 1980 monthly means received from Canadian authority are in cm. =========================== FOLLOWING PSMSL DOCUMENTATION ADDED 04-Apr-2012 Last data received from this station was that for 1979.