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Datums for 9462787, Cape Sarichef, Unimak Island AK


Elevations on Station Datum

Station: 9462787, Cape Sarichef, Unimak Island, AK
Status: Accepted (Mar 19 2009)
Units: Feet
T.M.: 135
Epoch: 1983-2001
Datum: STND
DatumValueDescription
MHHW8.93Mean Higher-High Water
MHW8.59Mean High Water
MTL7.25Mean Tide Level
MSL6.93Mean Sea Level
DTL6.44Mean Diurnal Tide Level
MLW5.92Mean Low Water
MLLW3.95Mean Lower-Low Water
NAVD88
STND0.00Station Datum
GT4.98Great Diurnal Range
MN2.66Mean Range of Tide
DHQ0.35Mean Diurnal High Water Inequality
DLQ1.97Mean Diurnal Low Water Inequality
HWIGreenwich High Water Interval (in hours)
LWIGreenwich 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
HAT9.93Highest Astronomical Tide
HAT Date & Time12/30/1990 23:24HAT Date and Time
LAT1.82Lowest Astronomical Tide
LAT Date & Time06/22/1986 20:30LAT Date and Time
Tidal Datum Analysis Periods
07/01/2007 - 07/31/2007




Products available at 9462787 Cape Sarichef, Unimak Island, AK

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