Datums for 8571091, CRISFIELD MD


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8571091, CRISFIELD, MD
Status: Accepted (Aug 15 2013)
Units: Feet
Control Station: 8638610 Sewells Point, VA
T.M.: 75
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW2.15Mean Higher-High Water
MHW1.98Mean High Water
MTL1.05Mean Tide Level
MSL1.00Mean Sea Level
DTL1.07Mean Diurnal Tide Level
MLW0.12Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD881.16North American Vertical Datum of 1988
STND-5.00Station Datum
GT2.15Great Diurnal Range
MN1.86Mean Range of Tide
DHQ0.17Mean Diurnal High Water Inequality
DLQ0.12Mean Diurnal Low Water Inequality
HWI5.22Greenwich High Water Interval (in hours)
LWI11.69Greenwich 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
05/01/1977 - 11/30/1977




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