=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 23-Mar-1994
data up to 1991 revised, March 1994
=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 15-Jul-1994
Steveston           822/083 RLR(1991) is 7.9m below BM 77-C-008
=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 20-Apr-2000
Steveston discontinued 1998

