Datums for 8770808, High Island TX

NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8770808, High Island, TX
Status: Accepted (Sep 29 2017)
Units: Feet
Control Station: 8770971 Rollover Pass, TX
T.M.: 0
Epoch: 1983-2001
Datum: MLLW
MHHW1.41Mean Higher-High Water
MHW1.32Mean High Water
MTL0.77Mean Tide Level
MSL0.78Mean Sea Level
DTL0.70Mean Diurnal Tide Level
MLW0.22Mean Low Water
MLLW0.00Mean Lower-Low Water
STND-13.32Station Datum
GT1.41Great Diurnal Range
MN1.10Mean Range of Tide
DHQ0.09Mean Diurnal High Water Inequality
DLQ0.22Mean Diurnal Low Water Inequality
HWIGreenwich High Water Interval (in hours)
LWIGreenwich Low Water Interval (in hours)
Max Tide5.52Highest Observed Tide
Max Tide Date & Time08/30/2017 14:42Highest Observed Tide Date & Time
Min Tide-2.14Lowest Observed Tide
Min Tide Date & Time01/20/2019 18:06Lowest Observed Tide Date & Time
HAT1.72Highest Astronomical Tide
HAT Date & Time12/04/1986 07:48HAT Date and Time
LAT-0.57Lowest Astronomical Tide
LAT Date & Time12/31/1986 19:48LAT Date and Time
Tidal Datum Analysis Periods
02/01/2016 - 11/30/2016

Products available at 8770808 High Island, TX