Datums for 8458694, WATCH HILL POINT RI

NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8458694, WATCH HILL POINT, RI
Status: Accepted (Mar 25 2004)
Units: Feet
Control Station: 8461490 New London, CT
T.M.: 75
Epoch: 1983-2001
Datum: MLLW
MHHW3.00Mean Higher-High Water
MHW2.72Mean High Water
MTL1.43Mean Tide Level
MSL1.50Mean Sea Level
DTL1.50Mean Diurnal Tide Level
MLW0.15Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD881.81North American Vertical Datum of 1988
STND-2.46Station Datum
GT3.00Great Diurnal Range
MN2.58Mean Range of Tide
DHQ0.27Mean Diurnal High Water Inequality
DLQ0.15Mean Diurnal Low Water Inequality
HWI1.26Greenwich High Water Interval (in hours)
LWI7.72Greenwich 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
08/01/1962 - 08/31/1962

Products available at 8458694 WATCH HILL POINT, RI