=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 11-Jun-1991 Cherry Point 823/005 RLR(1985) is 14.7m below BM TIDAL 1 1971 =========================== FOLLOWING PSMSL DOCUMENTATION ADDED 20-Dec-2011 Using NOAA data the RLR diagram has been reviewed. Primary benchmark remains TIDAL 1 1971 11.226m above gauge datum.