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Current Datum Value: 1.89

Datums for 8453572, WARWICK POINT RI


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8453572, WARWICK POINT, RI
Status: Accepted (Jun 10 2003)
Units: Feet
Control Station: 8454000 Providence, RI
T.M.: 75
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW4.34Mean Higher-High Water
MHW4.08Mean High Water
MTL2.12Mean Tide Level
MSL1.98Mean Sea Level
DTL2.17Mean Diurnal Tide Level
MLW0.15Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-1.89Station Datum
GT4.34Great Diurnal Range
MN3.93Mean Range of Tide
DHQ0.26Mean Diurnal High Water Inequality
DLQ0.15Mean Diurnal Low Water Inequality
HWI0.41Greenwich High Water Interval (in hours)
LWI5.74Greenwich 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
10/01/1977 - 10/31/1977




Products available at 8453572 WARWICK POINT, RI

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