Datums for 9450987, SHAKAN STRAIT (NORTHEAST END)

NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9450987, SHAKAN STRAIT (NORTHEAST END)
Status: Superseded (Apr 17 2003) (Accepted Sep 17 1998)
Units: Feet
Control Station: 9451600 Sitka, AK
T.M.: 135
Epoch: 1960-1978
Datum: MLLW
DatumValueDescription
MHHW11.42Mean Higher-High Water
MHW10.63Mean High Water
MTL6.00Mean Tide Level
MSL6.00Mean Sea Level
DTL5.70Mean Diurnal Tide Level
MLW1.37Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND3.19Station Datum
GT11.42Great Diurnal Range
MN9.26Mean Range of Tide
DHQ0.78Mean Diurnal High Water Inequality
DLQ1.37Mean Diurnal Low Water Inequality
HWI9.43Greenwich High Water Interval (in hours)
LWI3.08Greenwich 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
04/18/1998 - 06/11/1998


Products available at 9450987 SHAKAN STRAIT (NORTHEAST END),
  • Meteorological/Other
  • Meteorological Observations
  • Water Temp/Conductivity
  • PORTS®
  • This station is not a member of PORTS®