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Datums for 9452328, False Bay, Chatham Strait AK


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9452328, False Bay, Chatham Strait, AK
Status: Accepted (Mar 19 2009)
Units: Feet
Control Station: 9451600 Sitka, AK
T.M.: 135
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW15.08Mean Higher-High Water
MHW14.15Mean High Water
MTL7.88Mean Tide Level
MSL7.96Mean Sea Level
DTL7.54Mean Diurnal Tide Level
MLW1.60Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-0.62Station Datum
GT15.08Great Diurnal Range
MN12.55Mean Range of Tide
DHQ0.93Mean Diurnal High Water Inequality
DLQ1.60Mean Diurnal Low Water Inequality
HWI9.78Greenwich High Water Interval (in hours)
LWI3.56Greenwich 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
HAT18.76Highest Astronomical Tide
HAT Date & Time11/13/1985 21:54HAT Date and Time
LAT-4.45Lowest Astronomical Tide
LAT Date & Time11/14/1985 04:36LAT Date and Time
Tidal Datum Analysis Periods
05/01/2007 - 09/30/2007




Products available at 9452328 False Bay, Chatham Strait, AK

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