NOAA Web Site Link Tides and Currents Home Page Transparent placeholder image

Datums for 9451317, Anchor Point AK


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9451317, Anchor Point, AK
Status: Accepted (Nov 10 2003)
Units: Feet
Control Station: 9450460 Ketchikan, AK
T.M.: 135
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW15.99Mean Higher-High Water
MHW15.10Mean High Water
MTL8.32Mean Tide Level
MSL8.20Mean Sea Level
DTL8.00Mean Diurnal Tide Level
MLW1.55Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-2.23Station Datum
GT15.99Great Diurnal Range
MN13.55Mean Range of Tide
DHQ0.90Mean Diurnal High Water Inequality
DLQ1.55Mean Diurnal Low Water Inequality
HWI9.94Greenwich High Water Interval (in hours)
LWI3.77Greenwich 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
08/02/2003 - 09/07/2003




Products available at 9451317 Anchor Point, AK

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