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Datums for 8461392, NORWICH, THAMES RIVER CT


Elevations on Station Datum

Station: 8461392, NORWICH, THAMES RIVER, CT
Status: Accepted (Apr 17 2003)
Units: Feet
T.M.: 75
Epoch: 1983-2001
Datum: STND
DatumValueDescription
MHHW8.02Mean Higher-High Water
MHW7.70Mean High Water
MTL6.19Mean Tide Level
MSL6.30Mean Sea Level
DTL6.23Mean Diurnal Tide Level
MLW4.67Mean Low Water
MLLW4.44Mean Lower-Low Water
NAVD886.42North American Vertical Datum of 1988
STND0.00Station Datum
GT3.58Great Diurnal Range
MN3.03Mean Range of Tide
DHQ0.32Mean Diurnal High Water Inequality
DLQ0.23Mean Diurnal Low Water Inequality
HWI2.41Greenwich High Water Interval (in hours)
LWI8.80Greenwich Low Water Interval (in hours)
MaximumHighest Observed Water Level
Max Date & Time Highest Observed Water Level Date and Time
MinimumLowest Observed Water Level
Min Date & Time Lowest Observed Water Level Date and 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
07/01/1989 - 10/31/1989




Products available at 8461392 NORWICH, THAMES RIVER, CT

Revised: 10/15/2013
NOAA / National Ocean Service
Web site owner: Center for Operational Oceanographic Products and Services