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Datums for 8761534, BIG POINT, LAKE PONTCHARTRAIN LA


Elevations on Station Datum

Station: 8761534, BIG POINT, LAKE PONTCHARTRAIN, LA
Status: Accepted (Jun 3 2004)
Units: Feet
T.M.: 90
Epoch: 1983-2001
Datum: STND
DatumValueDescription
MHHW3.65Mean Higher-High Water
MHW3.64Mean High Water
MTL3.40Mean Tide Level
MSL3.41Mean Sea Level
DTL3.40Mean Diurnal Tide Level
MLW3.15Mean Low Water
MLLW3.14Mean Lower-Low Water
NAVD88
STND0.00Station Datum
GT0.51Great Diurnal Range
MN0.50Mean Range of Tide
DHQ0.00Mean Diurnal High Water Inequality
DLQ0.00Mean Diurnal Low Water Inequality
HWIGreenwich High Water Interval (in hours)
LWIGreenwich Low Water Interval (in hours)
Maximum6.69Highest Observed Water Level
Max Date & Time01/20/1983 19:24Highest Observed Water Level Date and Time
Minimum1.62Lowest Observed Water Level
Min Date & Time12/25/1983 19:30Lowest Observed Water Level Date and 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
01/01/1983 - 12/31/1983




Products available at 8761534 BIG POINT, LAKE PONTCHARTRAIN, LA

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