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Datums for 9465374, Snag Point, Dillingham AK


Elevations on Station Datum

Station: 9465374, Snag Point, Dillingham, AK
Status: Accepted (Apr 29 2013)
Units: Feet
T.M.: 135
Epoch: 1983-2001
Datum: STND
DatumValueDescription
MHHW61.38Mean Higher-High Water
MHW59.63Mean High Water
MTL51.35Mean Tide Level
MSL51.58Mean Sea Level
DTL51.07Mean Diurnal Tide Level
MLW43.06Mean Low Water
MLLW40.74Mean Lower-Low Water
NAVD88
STND0.00Station Datum
GT20.64Great Diurnal Range
MN16.58Mean Range of Tide
DHQ1.75Mean Diurnal High Water Inequality
DLQ2.31Mean Diurnal Low Water Inequality
HWI0.00Greenwich High Water Interval (in hours)
LWI7.16Greenwich 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
HAT64.98Highest Astronomical Tide
HAT Date & Time11/27/1999 03:24HAT Date and Time
LAT37.51Lowest Astronomical Tide
LAT Date & Time12/13/1985 19:30LAT Date and Time
Tidal Datum Analysis Periods
06/01/2012 - 07/31/2012




Products available at 9465374 Snag Point, Dillingham, AK

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