Datums for 8455083, POINT JUDITH, HARBOR OF REFUGE RI


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8455083, POINT JUDITH, HARBOR OF REFUGE, RI
Status: Accepted (Mar 26 2004)
Units: Feet
Control Station: 8452660 Newport, RI
T.M.: 75
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW3.38Mean Higher-High Water
MHW3.13Mean High Water
MTL1.63Mean Tide Level
MSL1.54Mean Sea Level
DTL1.69Mean Diurnal Tide Level
MLW0.13Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-0.23Station Datum
GT3.38Great Diurnal Range
MN3.00Mean Range of Tide
DHQ0.25Mean Diurnal High Water Inequality
DLQ0.13Mean Diurnal Low Water Inequality
HWI0.26Greenwich High Water Interval (in hours)
LWI6.46Greenwich 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
HAT4.59Highest Astronomical Tide
HAT Date & Time10/09/2029 13:24HAT Date and Time
LAT-1.09Lowest Astronomical Tide
LAT Date & Time02/20/2015 07:24LAT Date and Time
Tidal Datum Analysis Periods
08/01/1987 - 10/31/1987




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