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Datums for 8461490, New London, Thames River CT


Elevations on Station Datum

Station: 8461490, New London, Thames River, CT
Status: Accepted (Apr 17 2003)
Units: Feet
T.M.: 0
Epoch: 1983-2001
Datum: STND
DatumValueDescription
MHHW6.57Mean Higher-High Water
MHW6.28Mean High Water
MTL5.00Mean Tide Level
MSL5.06Mean Sea Level
DTL5.05Mean Diurnal Tide Level
MLW3.71Mean Low Water
MLLW3.52Mean Lower-Low Water
NAVD885.36North American Vertical Datum of 1988
STND0.00Station Datum
GT3.05Great Diurnal Range
MN2.56Mean Range of Tide
DHQ0.29Mean Diurnal High Water Inequality
DLQ0.19Mean Diurnal Low Water Inequality
HWI2.02Greenwich High Water Interval (in hours)
LWI8.49Greenwich Low Water Interval (in hours)
Maximum14.10Highest Observed Water Level
Max Date & Time09/21/1938 16:42Highest Observed Water Level Date and Time
Minimum-0.48Lowest Observed Water Level
Min Date & Time02/02/1976 18:00Lowest Observed Water Level Date and Time
HAT7.40Highest Astronomical Tide
HAT Date & Time05/24/1986 01:48HAT Date and Time
LAT2.71Lowest Astronomical Tide
LAT Date & Time01/21/1996 21:12LAT Date and Time
Tidal Datum Analysis Periods
01/01/1983 - 12/31/2001




Products available at 8461490 New London, Thames River, CT

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