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Datums for 9462662, Reef Bight AK


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9462662, Reef Bight, AK
Status: Accepted (Jan 12 2010)
Units: Feet
Control Station: 9462620 Unalaska, AK
T.M.: 135
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW3.60Mean Higher-High Water
MHW3.31Mean High Water
MTL2.14Mean Tide Level
MSL2.01Mean Sea Level
DTL1.80Mean Diurnal Tide Level
MLW0.97Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-148.53Station Datum
GT3.60Great Diurnal Range
MN2.34Mean Range of Tide
DHQ0.29Mean Diurnal High Water Inequality
DLQ0.97Mean 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
HATHighest Astronomical Tide
HAT Date & Time HAT Date and Time
LATLowest Astronomical Tide
LAT Date & Time LAT Date and Time
Tidal Datum Analysis Periods
06/01/2007 - 07/31/2007




Products available at 9462662 Reef Bight, AK

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