NOAA Web Site Link Tides and Currents Home Page Transparent placeholder image

Datums for 9415074, HERCULES WHARF CA


Elevations on Station Datum

Station: 9415074, HERCULES WHARF, CA
Status: Accepted (Apr 17 2003)
Units: Feet
T.M.: 120
Epoch: 1983-2001
Datum: STND
DatumValueDescription
MHHW8.89Mean Higher-High Water
MHW8.29Mean High Water
MTL6.03Mean Tide Level
MSL6.02Mean Sea Level
DTL5.85Mean Diurnal Tide Level
MLW3.77Mean Low Water
MLLW2.81Mean Lower-Low Water
NAVD88
STND0.00Station Datum
GT6.08Great Diurnal Range
MN4.52Mean Range of Tide
DHQ0.59Mean Diurnal High Water Inequality
DLQ0.96Mean Diurnal Low Water Inequality
HWI8.79Greenwich High Water Interval (in hours)
LWI2.50Greenwich 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
10/01/1986 - 01/31/1987
To refer water level heights to NAVD88 (North American Vertical Datum of 1988), apply the values located at National Geodetic Survey.




Products available at 9415074 HERCULES WHARF, CA

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