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Datums for 8630249, CHINCOTEAGUE, USCG STATION VA


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8630249, CHINCOTEAGUE, USCG STATION, VA
Status: Accepted (Apr 24 2003)
Units: Feet
Control Station: 8638863 Chesapeake Bay Bridge Tunnel, VA
T.M.: 75
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW1.84Mean Higher-High Water
MHW1.68Mean High Water
MTL0.89Mean Tide Level
MSL0.89Mean Sea Level
DTL0.93Mean Diurnal Tide Level
MLW0.10Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD881.06North American Vertical Datum of 1988
STND-3.67Station Datum
GT1.84Great Diurnal Range
MN1.59Mean Range of Tide
DHQ0.16Mean Diurnal High Water Inequality
DLQ0.09Mean Diurnal Low Water Inequality
HWI0.83Greenwich High Water Interval (in hours)
LWI7.36Greenwich Low Water Interval (in hours)
Max Tide3.73Highest Observed Tide
Max Tide Date & Time10/14/1977 09:48Highest Observed Tide Date & Time
Min Tide-2.30Lowest Observed Tide
Min Tide Date & Time01/11/1978 04:00Lowest Observed Tide Date & Time
HAT2.60Highest Astronomical Tide
HAT Date & Time10/17/1993 14:12HAT Date and Time
LAT-0.70Lowest Astronomical Tide
LAT Date & Time02/08/1997 07:36LAT Date and Time
Tidal Datum Analysis Periods
02/01/1977 - 01/31/1978
To refer water level heights to NAVD88 (North American Vertical Datum of 1988), apply the values located at National Geodetic Survey.




Products available at 8630249 CHINCOTEAGUE, USCG STATION, VA

Revised: 10/15/2013
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