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

Datums for 9454662, Snug Harbor AK


Elevations on Station Datum

Station: 9454662, Snug Harbor, AK
Status: Accepted (Apr 17 2003)
Units: Feet
T.M.: 135
Epoch: 1983-2001
Datum: STND
DatumValueDescription
MHHW7.62Mean Higher-High Water
MHW6.74Mean High Water
MTL2.15Mean Tide Level
MSL2.25Mean Sea Level
DTL1.86Mean Diurnal Tide Level
MLW-2.43Mean Low Water
MLLW-3.91Mean Lower-Low Water
NAVD88
STND0.00Station Datum
GT11.53Great Diurnal Range
MN9.17Mean Range of Tide
DHQ0.89Mean Diurnal High Water Inequality
DLQ1.47Mean Diurnal Low Water Inequality
HWI10.02Greenwich High Water Interval (in hours)
LWI3.71Greenwich Low Water Interval (in hours)
MaximumHighest Observed Water Level
Max Date & Time Highest Observed Water Level Date and Time
MinimumLowest Observed Water Level
Min Date & Time Lowest Observed Water Level Date and 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
09/01/1999 - 09/30/1999




Products available at 9454662 Snug Harbor, AK

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