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Datums for 9452634, Elfin Cove AK


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9452634, Elfin Cove, AK
Status: Accepted (Dec 18 2012)
Units: Feet
Control Station: 9451600 Sitka, AK
T.M.: 135
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW11.02Mean Higher-High Water
MHW10.13Mean High Water
MTL5.80Mean Tide Level
MSL5.74Mean Sea Level
DTL5.51Mean Diurnal Tide Level
MLW1.46Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-9.45Station 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)
Max Tide14.94Highest Observed Tide
Max Tide Date & Time12/31/2005 21:24Highest Observed Tide Date & Time
Min Tide-4.70Lowest Observed Tide
Min Tide Date & Time12/14/2008 04:30Lowest Observed Tide Date & Time
HAT14.22Highest Astronomical Tide
HAT Date & Time12/23/1999 21:42HAT Date and Time
LAT-3.31Lowest 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