Datums for 8775792, Packery Channel TX


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8775792, Packery Channel, TX
Status: Accepted (Apr 23 2020)
Units: Feet
Control Station: 8779770 Port Isabel, TX
T.M.: 0
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW0.42Mean Higher-High Water
MHW0.42Mean High Water
MTL0.21Mean Tide Level
MSL0.22Mean Sea Level
DTL0.21Mean Diurnal Tide Level
MLW-0.01Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88-0.37North American Vertical Datum of 1988
STND-2.84Station Datum
GT0.43Great Diurnal Range
MN0.43Mean Range of Tide
DHQ-0.00Mean Diurnal High Water Inequality
DLQ0.00Mean Diurnal Low Water Inequality
HWIGreenwich High Water Interval (in hours)
LWIGreenwich Low Water Interval (in hours)
Max Tide5.08Highest Observed Tide
Max Tide Date & Time08/26/2017 00:06Highest Observed Tide Date & Time
Min Tide-1.29Lowest Observed Tide
Min Tide Date & Time12/28/1989 14:36Lowest Observed Tide Date & Time
HAT0.84Highest Astronomical Tide
HAT Date & Time10/16/1988 12:00HAT Date and Time
LAT-0.49Lowest Astronomical Tide
LAT Date & Time01/18/1988 19:48LAT Date and Time
Tidal Datum Analysis Periods
10/01/2012 - 09/30/2013
11/01/2014 - 10/31/2015
03/01/2016 - 02/28/2019




Products available at 8775792 Packery Channel, TX