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Datums for 9454814, Point Erlington, Erlington Island AK


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9454814, Point Erlington, Erlington Island, AK
Status: Accepted (Jul 23 2003)
Units: Feet
Control Station: 9454050 Cordova, AK
T.M.: 135
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW10.82Mean Higher-High Water
MHW9.85Mean High Water
MTL5.63Mean Tide Level
MSL5.68Mean Sea Level
DTL5.40Mean Diurnal Tide Level
MLW1.41Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND0.70Station Datum
GT10.83Great Diurnal Range
MN8.44Mean Range of Tide
DHQ0.96Mean Diurnal High Water Inequality
DLQ1.42Mean Diurnal Low Water Inequality
HWI9.85Greenwich High Water Interval (in hours)
LWI3.68Greenwich Low Water Interval (in hours)
Max Tide13.18Highest Observed Tide
Max Tide Date & Time10/15/2000 23:06Highest Observed Tide Date & Time
Min Tide-2.53Lowest Observed Tide
Min Tide Date & Time07/12/2002 17:42Lowest 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
07/01/2002 - 07/31/2002




Products available at 9454814 Point Erlington, Erlington Island, AK

Revised: 08/08/2018
NOAA / National Ocean Service
Web site owner: Center for Operational Oceanographic Products and Services