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Datums for 9451152, Madan Bay AK


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9451152, Madan Bay, AK
Status: Accepted (Dec 21 2005)
Units: Feet
Control Station: 9450460 Ketchikan, AK
T.M.: 135
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW16.23Mean Higher-High Water
MHW15.32Mean High Water
MTL8.41Mean Tide Level
MSL8.40Mean Sea Level
DTL8.11Mean Diurnal Tide Level
MLW1.51Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND3.90Station Datum
GT16.23Great Diurnal Range
MN13.81Mean Range of Tide
DHQ0.91Mean Diurnal High Water Inequality
DLQ1.52Mean Diurnal Low Water Inequality
HWI9.61Greenwich High Water Interval (in hours)
LWI3.17Greenwich 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
03/15/2005 - 04/21/2005




Products available at 9451152 Madan Bay, AK

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