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

Datums for 9418801, Eureka CA


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9418801, Eureka, CA
Status: Accepted (Jun 26 2003)
Units: Feet
Control Station: 9419750 Crescent City, CA
T.M.: 120
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW7.13Mean Higher-High Water
MHW6.46Mean High Water
MTL3.88Mean Tide Level
MSL3.92Mean Sea Level
DTL3.57Mean Diurnal Tide Level
MLW1.30Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-13.06Station Datum
GT7.13Great Diurnal Range
MN5.16Mean Range of Tide
DHQ0.67Mean Diurnal High Water Inequality
DLQ1.30Mean Diurnal Low Water Inequality
HWI8.12Greenwich High Water Interval (in hours)
LWI1.48Greenwich 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
02/01/1978 - 01/31/1979




Products available at 9418801 Eureka, CA

Revised: 08/08/2018
NOAA / National Ocean Service
Web site owner: Center for Operational Oceanographic Products and Services