Datums for 8447842, ROUND HILL POINT MA


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8447842, ROUND HILL POINT, MA
Status: Accepted (Mar 30 2004)
Units: Feet
Control Station: 8452660 Newport, RI
T.M.: 75
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW3.84Mean Higher-High Water
MHW3.57Mean High Water
MTL1.85Mean Tide Level
MSL1.67Mean Sea Level
DTL1.92Mean Diurnal Tide Level
MLW0.14Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-2.01Station Datum
GT3.84Great Diurnal Range
MN3.43Mean Range of Tide
DHQ0.27Mean Diurnal High Water Inequality
DLQ0.13Mean Diurnal Low Water Inequality
HWI0.50Greenwich High Water Interval (in hours)
LWI6.29Greenwich 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
05/01/1976 - 08/31/1976




Products available at 8447842 ROUND HILL POINT, MA