Datums for 8454000, Providence RI

NOTICE: All data values are relative to the NAVD88.

Elevations on NAVD88

Station: 8454000, Providence, RI
Status: Accepted (Apr 17 2003)
Units: Feet
Control Station:
T.M.: 0
Epoch: 1983-2001
Datum: NAVD88
MHHW2.37Mean Higher-High Water
MHW2.12Mean High Water
MTL-0.08Mean Tide Level
MSL-0.22Mean Sea Level
DTL-0.05Mean Diurnal Tide Level
MLW-2.29Mean Low Water
MLLW-2.47Mean Lower-Low Water
NAVD880.00North American Vertical Datum of 1988
STND-5.96Station Datum
GT4.84Great Diurnal Range
MN4.42Mean Range of Tide
DHQ0.25Mean Diurnal High Water Inequality
DLQ0.18Mean Diurnal Low Water Inequality
HWI0.48Greenwich High Water Interval (in hours)
LWI5.92Greenwich Low Water Interval (in hours)
Max Tide15.04Highest Observed Tide
Max Tide Date & Time09/21/1938 00:00Highest Observed Tide Date & Time
Min Tide-6.06Lowest Observed Tide
Min Tide Date & Time01/05/1959 21:36Lowest Observed Tide Date & Time
HAT3.78Highest Astronomical Tide
HAT Date & Time10/09/2033 13:12HAT Date and Time
LAT-3.60Lowest Astronomical Tide
LAT Date & Time01/14/2036 06:12LAT Date and Time
Tidal Datum Analysis Periods
01/01/1983 - 12/31/2001

Products available at 8454000 Providence, RI