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Datums for 8593005, WASHINGTON NAVY YARD,D.C. DC


Elevations on Station Datum

Station: 8593005, WASHINGTON NAVY YARD,D.C., DC
Status: Accepted (Sep 28 2010)
Units: Feet
T.M.: 75
Epoch: 1983-2001
Datum: STND
DatumValueDescription
MHHW2.62Mean Higher-High Water
MHW2.38Mean High Water
MTL0.97Mean Tide Level
MSL0.97Mean Sea Level
DTL1.01Mean Diurnal Tide Level
MLW-0.43Mean Low Water
MLLW-0.59Mean Lower-Low Water
NAVD880.91North American Vertical Datum of 1988
STND0.00Station Datum
GT3.20Great Diurnal Range
MN2.82Mean Range of Tide
DHQ0.23Mean Diurnal High Water Inequality
DLQ0.15Mean Diurnal Low Water Inequality
HWI0.48Greenwich High Water Interval (in hours)
LWI7.62Greenwich Low Water Interval (in hours)
MaximumHighest Observed Water Level
Max Date & Time Highest Observed Water Level Date and Time
MinimumLowest Observed Water Level
Min Date & Time Lowest 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
08/01/1995 - 10/31/1995
To refer water level heights to NAVD88 (North American Vertical Datum of 1988), apply the values located at National Geodetic Survey.




Products available at 8593005 WASHINGTON NAVY YARD,D.C., DC

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