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Datums for 9419750, Crescent City CA


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9419750, Crescent City, CA
Status: Accepted (Apr 17 2003)
Units: Feet
Control Station:
T.M.: 120
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW6.87Mean Higher-High Water
MHW6.23Mean High Water
MTL3.74Mean Tide Level
MSL3.70Mean Sea Level
DTL3.44Mean Diurnal Tide Level
MLW1.24Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD880.38North American Vertical Datum of 1988
STND-3.69Station Datum
GT6.87Great Diurnal Range
MN4.99Mean Range of Tide
DHQ0.64Mean Diurnal High Water Inequality
DLQ1.24Mean Diurnal Low Water Inequality
HWI7.37Greenwich High Water Interval (in hours)
LWI1.08Greenwich Low Water Interval (in hours)
Max Tide6.97Highest Observed Tide
Max Tide Date & Time01/29/1983 11:06Highest Observed Tide Date & Time
Min Tide-7.11Lowest Observed Tide
Min Tide Date & Time06/13/1991 06:12Lowest Observed Tide Date & Time
HAT8.87Highest Astronomical Tide
HAT Date & Time12/31/1986 18:48HAT Date and Time
LAT-2.44Lowest Astronomical Tide
LAT Date & Time05/25/1990 14:06LAT Date and Time
Tidal Datum Analysis Periods
01/01/1983 - 12/31/2001
To refer water level heights to NAVD88 (North American Vertical Datum of 1988), apply the values located at National Geodetic Survey.




Products available at 9419750 Crescent City, CA

Revised: 10/15/2013
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