=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 11-JUN-91 :
Cambridge Bay NWT   970/191 RLR(1973) is 13.5m below BM-1,1961
=========================== BENCHMARK INFORMATION UPDATE ADDED  12-JUL-93 :
Cambridge Bay NWT   970/191 RLR(1973) is 13.5m below BM-1,1961
=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 02-NOV-93 :
Since 1980 monthly means received from Canadian authority are in cm.
=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 04-Apr-2012 :   
Last data received for this station was 1982

