Datums for 1778000, APIA, W. SAMOA


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 1778000, APIA, W. SAMOA
Status: Accepted (Oct 18 2023)
Units: Feet
Control Station:
T.M.: 0
Epoch: Special
Datum: MLLW
DatumValueDescription
MHHWMean Higher-High Water
MHWMean High Water
MTLMean Tide Level
MSL5.28Mean Sea Level
DTLMean Diurnal Tide Level
MLWMean Low Water
MLLW0.00Mean Lower-Low Water
Ortho
STND5.28Station Datum
GTGreat Diurnal Range
MNMean Range of Tide
DHQMean Diurnal High Water Inequality
DLQMean Diurnal Low Water Inequality
HWIGreenwich High Water Interval (in hours)
LWIGreenwich Low Water Interval (in hours)
Max TideHighest Observed Tide
Max Tide Date & Time Highest Observed Tide Date & Time
Min TideLowest Observed Tide
Min Tide Date & Time Lowest Observed Tide Date & Time
HAT7.59Highest Astronomical Tide
HAT Date & Time11/26/2034 05:30HAT Date and Time
LAT3.04Lowest Astronomical Tide
LAT Date & Time07/23/2013 00:00LAT Date and Time
Tidal Datum Analysis Periods
01/01/1924 - 01/01/1925




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