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Datums for 9450463, Trocadero Bay AK


Elevations on Station Datum

Station: 9450463, Trocadero Bay, AK
Status: Accepted (Aug 10 2009)
Units: Feet
T.M.: 135
Epoch: 1983-2001
Datum: STND
DatumValueDescription
MHHW10.69Mean Higher-High Water
MHW9.88Mean High Water
MTL5.92Mean Tide Level
MSL5.90Mean Sea Level
DTL5.65Mean Diurnal Tide Level
MLW1.97Mean Low Water
MLLW0.61Mean Lower-Low Water
NAVD88
STND0.00Station Datum
GT10.09Great Diurnal Range
MN7.91Mean Range of Tide
DHQ0.81Mean Diurnal High Water Inequality
DLQ1.36Mean Diurnal Low Water Inequality
HWI9.37Greenwich High Water Interval (in hours)
LWI3.11Greenwich Low Water Interval (in hours)
MaximumHighest Observed Water Level
Max Date & Time Highest Observed Water Level Date and Time
MinimumLowest Observed Water Level
Min Date & Time Lowest Observed Water Level Date and Time
HATHighest Astronomical Tide
HAT Date & Time HAT Date and Time
LATLowest Astronomical Tide
LAT Date & Time LAT Date and Time
Tidal Datum Analysis Periods
05/01/2009 - 05/31/2009




Products available at 9450463 Trocadero Bay, AK

Revised: 10/15/2013
NOAA / National Ocean Service
Web site owner: Center for Operational Oceanographic Products and Services