Datums for 9465137, CAPE PEIRCE, WEST SIDE AK


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9465137, CAPE PEIRCE, WEST SIDE, AK
Status: Accepted (Jun 9 2020)
Units: Feet
Control Station: 9464212 Village Cove, St Paul Island, AK
T.M.: 135
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW6.35Mean Higher-High Water
MHW4.97Mean High Water
MTL2.77Mean Tide Level
MSL2.81Mean Sea Level
DTL3.18Mean Diurnal Tide Level
MLW0.57Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-20.36Station Datum
GT6.35Great Diurnal Range
MN4.40Mean Range of Tide
DHQ1.38Mean Diurnal High Water Inequality
DLQ0.57Mean 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
HAT8.99Highest Astronomical Tide
HAT Date & Time12/07/2025 05:18HAT Date and Time
LAT-1.37Lowest Astronomical Tide
LAT Date & Time12/23/2007 18:30LAT Date and Time
Tidal Datum Analysis Periods
08/01/2019 - 08/31/2019




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