Datums for 8576363, CHESAPEAKE BEACH MD


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8576363, CHESAPEAKE BEACH, MD
Status: Superseded (Apr 17 2003) (Accepted May 9 1998)
Units: Feet
Control Station: 8575512 Annapolis, MD
T.M.: 75
Epoch: 1960-1978
Datum: MLLW
DatumValueDescription
MHHW1.40Mean Higher-High Water
MHW1.18Mean High Water
MTL0.69Mean Tide Level
MSL0.70Mean Sea Level
DTL0.70Mean Diurnal Tide Level
MLW0.21Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-1.98Station Datum
GT1.40Great Diurnal Range
MN0.96Mean Range of Tide
DHQ0.22Mean Diurnal High Water Inequality
DLQ0.22Mean Diurnal Low Water Inequality
HWI8.58Greenwich High Water Interval (in hours)
LWI2.54Greenwich 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
05/01/1987 - 10/31/1987




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