Datums for 8773963, NORTH MATAGORDA TX


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8773963, NORTH MATAGORDA, TX
Status: Superseded (Apr 17 2003) (Accepted Mar 7 2003)
Units: Feet
Control Station: 8774770 Rockport, TX
T.M.: 90
Epoch: 1960-1978
Datum: MLLW
DatumValueDescription
MHHW0.44Mean Higher-High Water
MHW0.42Mean High Water
MTL0.22Mean Tide Level
MSL0.23Mean Sea Level
DTL0.22Mean Diurnal Tide Level
MLW0.01Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-4.20Station Datum
GT0.44Great Diurnal Range
MN0.41Mean Range of Tide
DHQ0.02Mean Diurnal High Water Inequality
DLQ0.01Mean Diurnal Low Water Inequality
HWIGreenwich High Water Interval (in hours)
LWIGreenwich Low Water Interval (in hours)
Max Tide2.43Highest Observed Tide
Max Tide Date & Time06/20/1993 17:24Highest Observed Tide Date & Time
Min Tide-1.10Lowest Observed Tide
Min Tide Date & Time01/05/1994 11:42Lowest 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
03/01/1993 - 12/31/1993




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