Datums for 8450954, NANNAQUAKET RI


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8450954, NANNAQUAKET, RI
Status: Accepted (Mar 26 2004)
Units: Feet
Control Station: 8452660 Newport, RI
T.M.: 75
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW3.94Mean Higher-High Water
MHW3.66Mean High Water
MTL1.91Mean Tide Level
MSL1.77Mean Sea Level
DTL1.97Mean Diurnal Tide Level
MLW0.15Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-8.31Station Datum
GT3.94Great Diurnal Range
MN3.50Mean Range of Tide
DHQ0.28Mean Diurnal High Water Inequality
DLQ0.15Mean Diurnal Low Water Inequality
HWI0.06Greenwich High Water Interval (in hours)
LWI5.70Greenwich 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




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