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Datums for 9452634, Elfin Cove AK


Elevations on Station Datum

Station: 9452634, Elfin Cove, AK
Status: Accepted (Dec 18 2012)
Units: Feet
T.M.: 135
Epoch: 1983-2001
Datum: STND
DatumValueDescription
MHHW20.47Mean Higher-High Water
MHW19.58Mean High Water
MTL15.25Mean Tide Level
MSL15.19Mean Sea Level
DTL14.96Mean Diurnal Tide Level
MLW10.91Mean Low Water
MLLW9.45Mean Lower-Low Water
NAVD88
STND0.00Station Datum
GT11.02Great Diurnal Range
MN8.67Mean Range of Tide
DHQ0.89Mean Diurnal High Water Inequality
DLQ1.46Mean Diurnal Low Water Inequality
HWI9.58Greenwich High Water Interval (in hours)
LWI3.34Greenwich Low Water Interval (in hours)
Maximum24.39Highest Observed Water Level
Max Date & Time12/31/2005 21:24Highest Observed Water Level Date and Time
Minimum4.75Lowest Observed Water Level
Min Date & Time12/14/2008 04:30Lowest Observed Water Level Date and Time
HAT23.67Highest Astronomical Tide
HAT Date & Time12/23/1999 21:42HAT Date and Time
LAT6.14Lowest Astronomical Tide
LAT Date & Time07/03/2000 16:54LAT Date and Time
Tidal Datum Analysis Periods
05/01/2006 - 04/30/2012




Products available at 9452634 Elfin Cove, AK

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